Đồ án tốt nghiệp cảng

7/25/2019 n tt nghip cng

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Thit kbn 50.000DWTCng GEMADEPT Ci Mp

Svth: Ng Vn Lng; Mssv: 491755; Lp 55CG2 1

MC LC

LI NI U ...................................................................................................................... 4

Chng 1: GII THIU CHUNG ..................................................................................... 5

1.1. Vtr a l .................................................................................................................. 5

1.2. Cc iu kin kinh tx hi ca vng hp dn .......................................................... 6

1.3. nh hng pht trin kinh tx hi khu vc cng ................................................. 13

1.4. Hin trng v nh hng pht trin hthng c shtng khu vc ..................... 14

1.5. Nhim vthit kn tt nghip .......................................................................... 16

Chng 2: IU KIN TNHIN KHU VC XY DNG ..................................... 17

2.1. a hnh khu vc xy dng ....................................................................................... 17

2.2. c im a cht cng trnh ................................................................................... 17

2.3. c im kh tng .................................................................................................. 19

2.4. c im thy hi vn .............................................................................................. 23

2.5. Lung tu vo cng .................................................................................................. 24

Chng 3: THIT KQUY HOCH ............................................................................. 26

3.1. Dbo lng hng v c trng hng ho qua cng ............................................. 26

3.2. i tu ra vo cng .................................................................................................. 26

3.3. Thng skthut ca bn ........................................................................................ 27

3.4. Phng n cng nghbc xp hng ho ................................................................. 34

3.5. Tnh ton slng bn v slng thit b ............................................................. 41

3.6. Xc nh din tch kho bi ca cng ........................................................................ 523.7. Bin chcng ........................................................................................................... 55

3.8. Cc cng trnh kthut htng ca cng ................................................................ 58

3.9. Phng n quy hoch mt bng cng ...................................................................... 64

3.10. xut cc gii php kt cu cng trnh bn ........................................................ 66

Chng 4: THIT KKTHUT CNG TRNH BN ............................................ 68

4.1. Thng skthut ca tu tnh ton ......................................................................... 68


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4.2. Thng sbn tnh ton ............................................................................................. 68

4.3. Ti trng do tu tc dng ln cng trnh .................................................................. 69

4.4. Tnh ton kt cu bn phng n 1: Cc ng thp D711,2 ...................................... 74

4.5. Tnh ton kt cu bn phng n 2: Cc BTCT ST D800................................... 110

4.6. Phn tch la chn phng n kt cu ................................................................... 138

Chng 5: THIT KTHI CNG XY DNG CNG TRNH BN CNG ........ 140

5.1. Tnh khi lng xy lp cc hng mc cng trnh ................................................. 140

5.2. Thit kkthut thi cng cc hng mc cng trnh ............................................... 149

5.3. Tchc thi cng bn cu tu.................................................................................. 160

5.5. Tnh ton din tch cng trng ............................................................................. 165

Chng 6: TNG MC U T XY DNG CNG TRNH ............................... 169

6.1. Cn clp tng mc u t.............................................................................. 169

6.2. Dton xy lp hng mc bn cu tu .................................................................. 169

6.3. Quy m v tng mc u t dn ......................................................................... 173

Chng 7: KT LUN V KIN NGH ...................................................................... 174

7.1. Kt lun .................................................................................................................. 174

7.2. Kin ngh ................................................................................................................ 174

Phn chuyn : ............................................................................................................... 175

CHUYN NGHIN CU KHOA HC ................................................................. 175

1. t vn nghin cu ............................................................................................... 175

2. Gii cu tu csau theo phng php hsnn ..................................................... 177

3. Gii cu tu csau theo phng php truyn thng ................................................ 188

4. So snh v nh gi kt qu ...................................................................................... 194

5. Kt lun v kin ngh ................................................................................................. 197

TI LIU THAO KHO................................................................................................ 199

PHLC 1: TNH TON KT CU PHNG N 1.............................................. 201

A. Ni lc cu chnh .................................................................................................. 201


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B. Ni lc cu dn ..................................................................................................... 207

C. Tnh ton n nh .................................................................................................. 213

PHLC 2: TNH TON KT CU PHNG N 2.............................................. 216

A. Ni lc cu chnh .................................................................................................. 216

B. Ni lc cu dn ..................................................................................................... 222

C. Tnh ton n nh .................................................................................................. 226

PHLC 3: TNH TON CHUYN NCKH........................................................ 227

A. Tnh ton kt cu cu tu csau theo phng php hsnn ............................ 227

B. Tnh ton kt cu cu tu csau theo phng php truyn thng ....................... 242


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LI NI U

Vit Nam l quc gia ven bin c ng b bin di khong 3254 km, vi

ng bbin di, c hthng sng ngi dy c phn btBc ti Nam nn h

thng giao thng thy ni chung v hthng cng bin cng sng ni ring tngi pht trin. Hai ng bng sng Hng v ng bng sng Cu Long l ni tp

trung kh nhiu cng sng, cng bin. V vy, ngnh giao thng vn ti thy nc ta

ang c ch trng pht trin gip t nc hi nhp ngy cng su rng vi nn

kinh tthgii.

Nhng nm gn y, lng hng hng ha thng qua cm cng Si GnTh

Vi Ci Mp ngy cng ln v cm cng c lung tu m bo c thtip nhn

c tu 80.000 DWT y ti v tu 100.000 DWT gim ti. c bit, cc hthng

cng trn sng ThVi Ci Mp c lung tu su v rng rt thun li cho vic tip

nhn hng ha ca cc tu ln, ca sng ThVi Ci Mp l Vnh Gnh Ri rt

thun tin giao thng thy cho cc tu ln.

Trong n ny, em c giao nhim vThit kbn 50.000 DWT Cng

GEMADEPT Ci Mp. Ni dung n bao gm:

Phn tch chnh l sliu

Thit kquy hoch cng Thit kkthut cng trnh bn

Thit kkthut thi cng bn

Dton xy dng cng trnh

Chuyn nghin cu khoa hc

n c hon thnh di shng dn ca thy gio TS. Bi Vit ng,

Ths. Nguyn Sinh Trung, cc thy c gio trong bmn Cngng thy v cc

bn. Em xin gi li cm n chn thnh v li chc tt p n cc thy c gio v

cc bn gip em trong qu trnh thc hin n tt nghip ny.

Sinh vin thc hin

Ng Vn Lng


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Chng 1: GII THIU CHUNG

1.1. Vtr a l

Khu cng GEMADEPT Ci

Mp ca cng ty GEMADEPT nmpha h lu khu cng container Si

Gn Ci Mp ca cng Si Gn,

nmpha thng lu ca vm Treo

Gi, thuc x Phc Ha, huyn

Tn Thnh, tnh B Ra Vng

Tu.

a im khu t: ti xPhc Ha, huyn Tn Thnh, tnh

B Ra Vng Tu. Khu t d

kin xy dng cng GEMADEPT Ci Mp c vtr tng i nh sau:

Pha Bc gip cng container Si GnCi Mp.

Pha Nam gip vm Treo Gi.

Pha ng Gip khu cng nghip Ci Mp.

Pha Ty gip sng ThVi.Ta khu t cn cvo vn bn s5326/UB-VP ngy 30/9/2004 vvic

tha thun a im xy dng cng GEMADEPT Ci Mp ca tnh B RaVng

Tu.

Bng 1-1: Bng ta khu t xy dng cng (hcao VN2000)

imTa (VN2000)

X (m) Y (m)

A 1160493.093 418744.949

B 1160513.091 418098.482

C 1161458.901 417881.304

D 1161598.134 418339.165

E 1161092.771 418763.501

Tng din tch khu t d kin khong 72ha, d kin xy dng 03 bn tu

50.000-80.000 DWT.


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Vtr ny c nhiu iu kin tnhin thun li pht trin cng nghip nh

xy dng cng:

Sng ThVi c nh gi c iu kin tnhin tt nht hin tay xy

dng cng cho tu c trng ti ln n lm hng vi cc iu kin thinnhin thun li nh sau:

+ Lng sng tnhin su, rng cho tu c trng ti 80.000DWT vo ti

Ci Mp v tu ti 60.000 vo ti Ph M.

+ Lung tu tbin vo cng t sng gi, sng m, iu kin kh tng

thy vn khu vc cho php tu c thhi hnh gn nh sut nm.

+ a hnh lng sng n nh, mc bi lng khng ng k, kinh ph

duy tu no vt t.

Trc QL51 chy song song cch sng ThVi khong 3km rt thun tincho vic tp kt sn phm n cng v phn phi nguyn liu n cc khu

cng nghip.

Cc v tr xy dng cng nm ngay trong khu vc c quy hoch pht

trin cng nghip do sgim c kinh ph u t vo cc cng trnh h

tng nh: kinh ph xy dng ng ni tQL51 vo cng, h thng cp

in, mng li thng tin v hthng phng chy cha chy khu vc.

Pha ngoi khu dn c mng, tha thi vi t vn cy n tri dc trc

QL51, vo gn sng ThVi t ai cn hoang vu, t dn do vic pht

trin xy dng, b ti khu vc ny skhng nh hng nhiu n sinh

hot dn c.

Tuy nhin bn cnh nhng thun li trn, vic xy dng cng ti y cng cn

nhiu kh khn nh:

Theo tnh trng a hnh v a cht chung ton khu vc, khi u t xy dng

cng cn u t nhiu trong vic san lp, tn to, gia cnn mng cng trnh.

Do c shtng cc khu cng nghip cha xy dng hon chnh, do vic

xy dng ban u c th s gp kh khn trong cc cng tc vn chuyn,

cung cp in nc, nguyn vt liu n cng trnh xy dng.

1.2. Cc iu kin kinh tx hi ca vng hp dn

1.2.1. Tng qut vvng hp dn

ThViVng Tu l khu vc hi tcc yu tthin thi a li nhn ha

cho pht trin cng nh iu kin tnhin, iu kin kinh tx hi, iu kin umi giao thng vn ti ng b, ng st, ng thy Sng ThViCi Mp


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chy hng Bc Nam gn song song vi ng QL51. Chiu di tuyn sng

khong 40km, su trung bnh t15-20m, ch su nht ti 60m, b rng trung

bnh 500-600m, c chrng ti 1000m. y l mt con sng chu nh hng ca

thy triu vi chbn nht triu khng u, bin dao ng mc nc ln nht

c tht ti hn 4m. Theo cc ti liu nghin cu hin ti, do sng ThVi l con

sng chu nh hng ca thy triu, khng c lu vc cho nn lng sa bi l

khng ng k. Vng t dc tuyn sng rng, hin c t cc cng trnh hin hu,

chy dc theo quc l51 ni lin thnh phHCh MinhBin HaVng Tu

nn rt thun tin cho vic pht trin cng v cc hng mc htng c s.

Vng hp dn ca cng c xc nh trc tip l tnh B RaVng Tu v

rng hn na l ton bVng kinh t trng im pha Nam. Vng kinh t trng

im pha Nam c tng din tch l 28,043km2v tng dn s12,3 triu ngi lnlt chchim 8,5% v 15,4% so vi cnc (s liu thng k 2002). Tuy nhin

vng ny ng gp rt ln vo nn kinh tquc dn: 40,6% vGDP, v58% gi

trgia tng cng nghip, trn 50% thua ngn sch, 69,6% gi trxut khu ca c

nc.

Trong nhng nm qua, vng kinh ttrng im pha Nam l vng tng trng

nhanh nht ca Vit Nam v l vng m ng cho cng cuc pht trin cng

nghip v thng mi. Trong nhng nm ti vng ny va phi y mnh pht trinv tng cng lin kt, thc y spht trin kinh t- x hi, chuyn dch c cu

kinh k, a vng Nam Btrthnh u tu pht trin v lm i trng vi cc

nc trong khu vc ng Nam .

1.2.1. Cc tnh, thnh phtrong vng hp dn trc tip ti cng

a. Tnh B RaVng Tu

Tnh B RaVng Tu c

coi l mt ht nhn to vng quantrng ca vng kinh t trng im

pha Nam.

Tnh B Ra Vng Tu c

din tch tnhin 1979km2, dn s

884 900 ngi. Pha Nam ca tnh

gip bin ng, pha Bc gip tnh

ng Nai, pha Ty gip thnh phHCh Minh, pha ng gip tnh


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Bnh Thun.

a hnh tnh tng i bng phng, trong ni ln mt sni B Ra v

Vng Tu. Kh hu ni chung tng i n nh nh tc dng iu ha ca bin

ng. Nhit trung bnh trong nm khong t26-28

o

C.B RaVng Tu c hthng c shtng kh tt nh mng li ng

t rng khp nh QL51 ni lin QL1 ti Bin Ha v QL55; mng li in nh

nh my in B Ra, nh my in Ph Mv c hng lot cc khu cng nghip

nh khu cng nghip (KCN) MXun, KCN Ph M

b. Thnh phHCh Minh

Thnh phHCh Minh l mt trung

tm kinh t x hi ln nht ca Vit Namv l nhn tchnh hnh thnh vng kinh t

trng im pha Nam.

Tp. HCh Minh c din tch tnhin

2095km2, dn shn 5,5 triu ngi. Pha

Nam ca tnh gip bin ng, pha Bc

gip tnh Bnh Dng, pha ng gip tnh

ng Nai v tnh B Ra - Vng Tu v

pha Ty gip tnh Long An v Tin Giang.

a hnh bng phng, nm ranh gii

gia vng t cao ng Nam Bv vng

t thp ca ng bng sng Cu Long. c im chung ca kh hu thnh phl

nng, m, chu nh hng ca gi ma. Quanh nm nhit t thay i, trung bnh

khong 27oC.

L mt thnh phln, hthng ng t tthnh phlan ta theo dng tia

ti cc tnh ng Nam Bv Nam Bvi cc trc chnh l QL1, QL22 v QL13.

Trn a bn thnh phc hng trm sng ngi knh rch, trong hai con sng ln

nht l sng Si Gn v Sng ng Nai.

Hin nay trn a bn thnh phc 7 khu chxut, khu cng nghip i vo

hot ng, trong pht trin mnh nht l hai khu vc ch xut Tn Thun v

Linh Trung. Cng nghip l ngnh kinh tmi nhn ca thnh ph, trong cng

nghip chbin chim mt ttrng ln.


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Trong chin lc pht trin kinh t trong giai on ti, thnh ph H Ch

Minh tip tc y nhanh tc tng trng kinh t, phn u gi nhp tng

trng kinh thng nm trn 12% v GDP bnh qun u ngi t 2178USD vo

nm 2008.

c. Tnh ng Nai

Cng vi thnh phHCh Minh v

tnh B RaVng Tu, ng Nai l mt

trong nhng nhn t to vng quan trng

ca vng kinh ttrng im pha Nam.

ng Nai l ca ng pha ng ca

Tp. H Ch Minh, c din tch t nhin5895 km2, dn shn 2 triu ngi. Pha

Nam ca tnh gip tnh B Ra Vng

Tu, pha Bc gip tnh Bnh Phc v

Lm ng, pha ng gip tnh Bnh

Thun v pha Ty gip tnh Bnh Dng

v Tp. HCh Minh.

a hnh tnh nghing vpha ng BcTy Nam, c nhiu ni thp nhp

nh, tp trung nhiu pha Bc v ng Bc ca tnh. Pha Ty Nam v Nam a

hnh tng i bng phng. c im chung ca kh hu tnh ng Nai ni chung

ging vi Tp. HCh Minh l nng, m, chu nh hng ca gi ma. Quanh nm

nhit t thay i, trung bnh khong 27oC.

Tnh c h thng ng t pht trin nh QL1, QL20, QL51, QL56. Trn

a bn tnh c hai con sng ln chy qua l sng ng Nai v sng ThVi. Trn

hai con sng ny, c nhiu hthng cng pht trin chy di.

Tuyn ng st Thng Nht chy qua a phn tnh ng Nai vi chiu dihn 1000km. Hin nay tnh ng Nai ang y mnh cng cuc cng nghip ha,

xy dng nhiu nh my quanh thnh phBin Ha, dc cc quc l, hnh thnh

cc khu cng nghip ln nh KCN Bin Ha 1, Bin Ha 2 Cc khu cng nghip

hin ang gp phn tch cc thc y kinh t ton tnh ng Nai pht trin mt

cch mnh m.


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d. Tnh Bnh Dng

Bnh Dng c bao bc bi

hai con sng ln: sng Si Gn

pha Ty v sng ng Nai phang, c din tch t nhin

2696km2, dn s khong 851100

ngi. Pha Nam ca tnh gip Tp.

H Ch Minh, pha Bc gip tnh

Bnh Phc, pha ng gip tnh

ng Nai v pha Ty gip tnh Ty

Ninh.

a hnh tnh tng i bng

phng nhiu sng sui v h nh.

c im chung ca kh hu tnh

ni chung ging vi Tp. H Ch

Minh v tnh ng Nai, l nng, m, chu nh hng ca gi ma. Quanh nm nhit

t thay i, trung bnh khong 27oC.

Quc l13 chy gia tnh theo chiu Bc Nam l trc giao thng chnh ca

tnh Bnh Dng,c ni vi quc l1 ti Thc Tp. HCh Minh. NgoiQL13, mt hthng ng t phn btheo hnh nan qut tThu Mt ti tt

ccc vng trong tnh to thnh mng li giao thng kh thun li. Tuyn ng

st Thng Nht chy qua a phn huyn D An pha Nam ca tnh Bnh Dng.

Trong nhng nm gn y, cng vi tng trng kinh tmnh m, Bnh

Dng c nhiu thay i quan trng. Hng lot cc khu cng nghip dc xy

dng v i vo hot ng theo s pht trin nhanh chng ca cc ngnh kinh t

khc, nht l thng mi v dch v. Hin nay trn a bn c 12 KCN ang hotng l: KCN Sng Thn 1, KCN Sng Thn 2 v 13 KCN c bsung v quy

hoch nh: Tn Hip 1, Tn Hip 2

Trong nhng nm ti, Bnh Dng ang ch trng chuyn dch c cu kinh t,

xy dng mt nn kinh t a dng vi nhp tng trng thuc loi cao trong

vng ng Nam B.


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1.2.2. Cc KCN trong vng hp dn trc tip ti cng

a. Cc KCN dc quc l51

Khu cng nghip Bin Ha 1

Khu cng nghip Bin Ha 2 Khu cng nghip Amata

Khu cng nghip Loteco

Khu cng nghip Tam Phc

Khu cng nghip An Phc

Khu cng nghip Nhn Trch

Khu cng nghip G Du

b. Cc KCN trn a bn tnh B RaVng Tu

Thnh phmi v khu cng nghip Ph M

Khu vc ny dkin pht trin mt th trung tm cng nghip, cng ca

tnh B RaVng Tu v vng kinh ttrng dim pha Nam, bao gm cc KCN

nng, cng nghip nng lng, ha cht, phn bn, cng nghip cng v khu

thphc v650 000 dn c vo cc nm 2015-2020 v mt triu dn vo cc thp

ksau.

KCN cng gm di t nm gia QL51 v sng ThVi, din tch ton khu

vc d kin xy dng khong 1300ha, ko di hn 10km, c Nh nc quyt

nh dnh xy dng cng trnh cng pha b sng Th Vi, phn t cn li ph

ng khu vc cng dnh btr xy dng cc khu dch v, cng nghip, kho tng,

ng s, hin c nh my in

kh, cn thp

Khu cng nghip gm 4 khu

chnh vi kh nng pht trin nhsau:

Khu cng nghip Ph M:

KCN Ph M ko di t Rch

Mng n cng Ci Mp, din tch

xy dng khong 1300ha, trong o

cy xanh, knh rch, h c chim

300ha, quy hoch ng trc dc nivi KCN MXun v ga ng st, trc ngang ni cng, KCN v khu dn c. Ti


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y dkin spht trin cng nghip nng, cng nghip in lc, kh t, ha cht,

phn bn, cc loi hnh cng nghip cn cng v cn din tch ln. Hin c 33

Cng ty lp dn xin u t xy dng trn din tch 760ha, trong c mt s

c trin khai xy dng v a vo khai thc nh nh my in Ph M

Khu cng nghip MXun A:KCN MXun A pha Nam KCN G Du, din

tch khong 1000ha, trong t cng nghip chim khong 700ha, ch yu xy

dng cng trnh vt liu xy dng hin c dn 100ha xy dng cng nghip vt

liu xy dng ca B Xy Dng, nh my sn xut gch ceramic c din tch

10ha

Khu cng nghip MXun B:KCN MXun B pha ng QL51 hin hu,

tng din tch khong 1900ha, trc mt pht trin 900ha. y l khu t cao, t

nn c kh nng chu lc tt, thch

hp pht trin cng nghip nng, cc

loi hnh cng nghip cn mt bng

rng.

Khu cng nghip Ci Mp:tnh

tst tuyn ng sau cc cm cng,

ko di vpha Nam vi 2 trc ngang

ni vo khu th, din tch c thxy dng cng nghip chim khong

650ha (k c cng v kho bi), din

tch d tr rng khong 500ha nm

vpha ng dc theo hnh lang kthut dkin. Trong dkin khai thc n

nm 2015 l 3500ha, bao gm c cng v kho bi 500ha, d tr pht trin cng

nghip 1500ha (sau nm 2015).

Khu cng nghip ng Xuyn

Khu cng nghip ng Xuyn c ThTng Chnh Phph duyt theo

Quyt nh s639/TTG ngy 9/9/1996. Vtr KCN nm ca ng thnh phVng

Tu. KCN ng Xuync tng din tch 160ha, vi tng mc u t khong 297 t

ng.

Khu cng nghip ng Xuyn bao gm cc phn khu chc nng nh sau:

+ Ngnh cng nghip dch vhng hi: 32,44ha.

+ Ngnh cng nghip sch tng hp: 29,69ha.+ Khu kho cng: 30ha.


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1.3. nh hng pht trin kinh tx hi khu vc cng

Theo Quyt nh s 146/2004/Q-TTg ca Th tng Chnh ph, phng

hng pht trin kinh t- x hi chyu ca vng kinh ttrng im pha Nam n

nm 2010 v tm nhn n nm 2020: pht huy nhng tim nng li thvvtr al, iu kin tnhin, hthng kt cu htng nhm xy dng vng kinh ttrng

im pha Nam trthnh mt trong nhng vng kinh tpht trin nng ng, c tc

tng trng kinh tcao v bn vng, thc sl vng kinh tng lc cnc,

givng vai tr quyt nh ng gp vo tng trng kinh tchung ca cnc. i

u trong snghip cng nghip ha, hin i ha ca cnc v to ng lc pht

trin ca vng ng Nam B.

Mc tiu pht trin chyu:

Tc tng trng GDP bnh qun hng nm t 1,2 ln (giai on 2006-

2010) v 1,1 ln (giai on 2011-2020) so vi tc tng trng bnh qun

ca cnc. Tlng gp trong GDP cnc tng t36% hin nay ln

40-41% vo nm 2010 v 43-44% vo nm 2020.

Tng gi trxut khu bnh qun u ngi/nmt1493USD nm 2005 ln

3620USD nm 2010 v 22310USD bn 2020.

Tng sc ng gp ca vng trong thu ngn sch ca c nc t 33,9%

nm 2005 ln 38,7% nm 2010 v 40,5% nm 2020. y nhanh tc i mi cng nghphn u t bnh qun 20-25%/nm,

nng cao tllao ng qua o to n nm 2010 t trn 50%.

Hnh thnh cc trung tm dch v sn xut v x hi cht lng cao, t

trnh quc tv trong khu vc ng Nam .

Phn u gim tlhngho xung di 4% vo nm 2010, di 1% nm

2020, tllao ng khng c vic lm khong 4% n nm 2020.

n nh sdn trong vng n 2020 khong 15-16 triu ngi.Trong chin lc pht trin kinh tvng, ngnh cng nghip phi l khu trung tm

ca ton bbtr quy hoch pht trin kinh t- x hi vng kinh ttrng im pha

Nam. c tnh gi trgia tng ca ngnh cng nghip chim trn di 50% GDP

trong vng.


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Bng 1-2: Tnh hnh pht trin cc KCN ti VKTTPN

TnhQuy hoch tng th Thc t

(sliu nm2000)Nm 2000 Nm 2010

Tp. HCh Minh 2 KCX v 5 KCN910 ha

2 KCX v 13 KCN3440 ha


Bnh Dng7 KCN921 ha

10 KCN2471 ha

6 KCN803 ha

ng Nai6 KCN1520 ha



B RaVng Tu2 KCN500 ha

6 KCN1810 ha

5 KCN1809 ha

Ton VKTTPN2 KCX v 20

KCN3851 ha

3 KCX v 41

KCN 11853 ha

3 KCX v 27

KCN 6590 ha

1.4. Hin trng v nh hng pht trin hthng c shtng khu vc

1.4.1. Hin trng hthng c shtng khu vc

Hin nay B Ra Vng Tu(BR-VT) c ba loi hnh vn ti l: vn ti

ng b, vn ti ng thy v vn ti ng hng khng, cha c vn ti ng

st, theo quy hoch s xy dng tuyn ng st Bin Ha Vng Tu v tuyn

ng st vo cng Ci MpThVi trc nm 2020.

Vvn ti ng b, QL51 hin ang c mrng ln quy m 6 ln xe v

ng cao tc Bin HaVng Tu vi quy m 4-6 ln xe dkin trin khai xy

dng khi QL51 mrng xong, ng cao tc Tp. HCMLong ThnhDu Giy

c khi cng xy dng. Tuyn vnh ai 4, Trc ng Ty s1, Trc ng

Ty s2, ng ni Long Sn Ci Mp cng c i vo quy hoch phc v

cho spht trin ng bcng bin.

Cc tuyn lung v vn ti ng bin hin nay c quy hoch, nh

Lung Vng Tu - ThVi c Thtng Chnh phcho php v BGTVT

c quyt nh chun bnghin cu tng th, ton din trn ton tuyn nhm to iu

kin cho khu cng Ci Mp - ThVi c thtip nhn cc tu container thhmi

(trng ti trn 100.000DWT), thc hin nhim vtrung chuyn quc t.

Vvn ti ng thy, BR-VT c mng li sng rch chnh kh di, trong

sng Ci Mp - ThVi l con sng c tim nng khai thc vn ti ng thy, hin

cho php tu trng ti ti 157.000DWT hnh hi n cng CMIT v tu trng ti

ti 117.000DWT hnh hi n cng SP-PSA. Trn a bn tnh hin c 13 tuyn


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ng thy ni a vi tng chiu di khong 71,15km, m bo ni kt thun li

vi hthng cng bin v mng ng thy lin vng.

Hin ti, BR-VT c 2 sn bay ni a ang hot ng l Sn bay Vng Tu

v Sn bay Cn Sn. Theo Quy hoch pht trin GTVT hng khng VN, 2 sn bayny sphc vcho sn bay Long Thnh trong tng lai. Tuy nhin, h thng h

tng giao thng, in, nc u ni khu vc thc hin dn ti BR-VT ang cn

kh khn nn vic trin khai thi cng dn u t cng bin chm.

1.4.2. Chin lc pht trin hthng c shtng khu vc

i vi hthng cng bin tnh BR-VT, trong nhng nm va qua, BR-VT

tch cc trin khai thi cng xy dng, hon thnh v a vo khai thc hng lot

cng tng hp, container hin i. Tuy nhin, c mt trngi l hin nay BR-VTang gp kh khn vvn trong vic xy dng mi, nng cp, hon thin hthng

c shtng giao thng ng bni lin gia cc cng nc su, ni lin BR-VT

vi cc tnh, thnh khc trong vng kinh ttrng im pha Nam. V vy, pht

trin h thng cng bin v dch v logistics, cn nh gi mc p ng v

xut quy m pht trin ca htng giao thng, htng kthut i vi nhu cu pht

trin ngnh dch vlogistics giai on 2011-2020. Theo , lp quy hoch tng th

pht trin c shtng cho ngnh dch vlogistics, c bit l ch trng cc mng

li giao thng i ngoi ca khu vc v tiu vng sng M Kng, quy hoch iuchnh cc tuyn ng st u ni t trung tm kt ni vi mng li ng st

quc gia. ng thi r sot cc quy hoch khc lin quan giqut pht trin

logistics v nhm ph hp vi hin ti cng nh yu cu pht trin cng bin, dch

vlogistics BR-VT.

Bn cnh , mt trong nhng vn cn c nghin cu l to chnh sch

nhm gim chi ph logistics, nh chnh sch vu t c shtng GTVT lm nn

tng cho hot ng logistics; trong , cn xc nh u tin pht trin cc cng cn(ICD) h tr cho cng bin BR-VT, chnh sch v pht trin cc trung tm

logistics; Chnh sch vnng cao nng lc cc doanh nghip hot ng kinh doanh

logistics, pht trin dch vthu ngoi 3PL; Chnh sch vng dng CNTT trong

hot ng logistics; Cc chnh sch nhm trin khai Hi quan in t, ci cch hnh

chnh v minh bch trong cc dch vcngThc hin tt cc gii php trn sto

iu kin BR-VT sm trthnh mt thcng bin pht trin trong tng lai

khng xa.


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1.5. Nhim vthit kn tt nghip

Nhim v ca n tt nghip ca em l: Thit k bn 50.000DWT Cng

GEMADEPT Ci Mp.Do thi gian v nng lc c hn nn n ny em c

hon thnh vi cc ni dung nh sau:Bng 1-3: Ni dung v khi lng hon thnh n

Stt Ni dung n v Khi lng

1 Thu thp, chnh l v phn tch sliu % 05

2 Thit kquy hoch cng trnh % 20

3 Thit kkthut cng trnh % 40

4 Thit kthi cng cng trnh % 15

5 Dton xy dng cng trnh % 056 Chuyn NCKH % 15


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Chng 2: IU KIN TNHIN KHU VC XY DNG

2.1. a hnh khu vc xy dng

Hthng sng ThVi bao gm sng ThVi v sng Ci Mp. Sng ThVi

Ci Mp chy theo hng Bc Nam gn song song vi ng QL51. su trungbnh t15 20m, chsu nht (ng ba ThViCi Mp) t ti 60m. Brng

trung bnh 500600m, ring sng Ci Mp chrng ri 1000m.

Cn c vo ti liu kho st a hnh, a cht khu vc Ci Mp ThVi

kho st nm 2002 ca Cng ty T Vn Thit KGTVT pha Nam, vtr xy dng

l khu vc rng s, c v ch l ngp mn, t ai cn hoang vu cha xy dng,

mt bng rng, a hnh btng i bng phng xen ln sng, rch nh.

Ti vtr xy dng cng, cao trn b thay i t+0,30m n +0,70m (hcao Hi ). Lng sng su, cao y trung bnh t-15,00 n -17,00 (hcao

Hi ), ti khu vc ny brng sng khong 8001000m.

2.2. c im a cht cng trnh

Khu vc ven sng ThVi l loi t mn s vt. Tng QL51 ra pha b

sng v ngay ti vtr dkin xy dng cng trnh l vng t rng ngp mn. t

ngp mn c hm lng clorua, sulphat, cc ion Na, K v mn cao. c tnh ny

gy kh khn cho vic pht trin nng nghip v trng la. Khu vc ny chc ccloi cy ngp mn.

Cn ctheo Bo co kho st a cht cng trnh ti vtr xy dng cng do

Cng ty T Vn Thit KGTVT pha Nam thc hin thng 10/2014, c im a

tng khu vc c thtm lc nh sau:

Lp 1a:BN ST (CH), mu xm xanh, xm en. Lp ny gp trong c2

lkhoan LK1 v LK2. Cao y lp bin thin t-28,10m (LK1) n -

28,50m (LK2). Bdy lp bin thin t21,50m (LK2) n 27,50m (LK1). Lp 1b:ST do cao (CH), mu xm xanh, trng thi do chychy.

Lp ny gp trong c2 lkhoan LK1 v LK2. Cao y lp -43,50m . B

dy lp t 15,00m.

Lp 2:ST do thp(CL), mu xm, trng thi do mmdo cng.

Lp ny chgp trong lkhoan LK1. Cao y lp l -52,40m (LK1). B

dy lp l 8,90m.

Lp 3a: CT ST (SC), ht trung n th, ln si sn, mu xm vng,xm xanh, rt cng. Lp ny ch gp trong l khoan LK2 v cha c


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khoan qua ht bdy khi kt thc lkhoan. Bdy khoan c ca lp

l 11,9m.

Lp 3b:CT ST sp xp km ln bt (SP-SM), mu xm, kt cu rt

cht. Lp ny chgp trong l khoan LK1, tuy nhin cha khoan ht lp

ny. Bdy khoan c ca lp l 4,7m.

Bng 2-1: Cc chtiu c l ca a cht khu vc cng

Chtiu c l n v Lp 1a Lp 1b Lp 2 Lp 3a Lp 3b

Hm lng si sn % - - - 2.5 3.0

Hm lng ht ct % 3.1 0.7 1.0 61.4 85.9

Hm lng bt v st % 96.9 99.3 99.0 36.1 11.1

m W % 71.9 60.1 33.7 23.0 -Dung trng tnhin g/cm3 1.54 1.62 1.86 1.88 -

Ttrng 2.68 2.70 2.71 2.74 2.65

Hsrng e 1.987 1.661 0.953 0.793 -

Hsrng ln nht emax - - - - 1.047

Hsrng nhnht emin - - - - 0.599

Gc nghkhi kh d - - - - 34

Gc nghbo ha w- - - - 24

Gii hn chy LL % 80.8 74.4 49.9 52.8 -

Gii hn do PL % 28.6 27.0 17.6 21.6 -

Chsdo PI % 52.2 47.4 32.3 31.2 -

st LI 0.83 0.70 0.50 0.04 -

Gc ma st trong 4o26 8o39 9o26 27o22 -

Lc dnh C kG/cm2 0.081 0.150 0.248 0.235 -

TrsSPT 0 0-3 7-12 >50 >50

Cng khng ct kG/cm20.082-0.293

- - - -


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Hnh 2-1: Mt ct a cht cng trnh khu vc xy dng cng

2.3. c im kh tng

2.3.1. Gi bo

Gi ma

Khu vc xy dng cng nm trong vng kh hu nhit i gi ma. min

Nam Vit Nam, c hai ma gi thnh hnh c bn, ma ma tthng 05 n thng

10 v ma kh tthng 11 n thng 4, c trng ca 2 ma nh sau:

+ Ma kh: Gi thng ng v hng ng bc vi vn tc t1-5m/s

+ Ma ma: Gi thng ty v hng ty nam vi vn tc t5-10m/s.

Tc giVn tc gi trung bnh v ln nht hng thng ti Vng Tu c th hin

trong Bng 2-2. Cc sliu trong bng cho thy vn tc gi trung bnh hng thng

trong mt nm l 4,1m/s ti Vng Tu.Vn tc gi trung bnh ti Vng Tu bin

thin t3,0m/s vo thng 8 n 5,7m/s vo thng 2. Vn tc gi trung bnh trong

ma khln hn vn tc gi trung bnh trong ma ma.

1a

1b

2

3b

3a

1a

1b

2

3a

3b


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Bng 2-2: Vn tc gi hng thng ti Vng Tu

Tc gi

ThngTrungbnhhngnmI II III IV V VI VII VIII IX X XI XII

Trungbnh 4.7 5.7 5.2 4.7 3.5 3.5 4.2 3.0 3.6 3.5 4.0 4.0 4.1

Lnnht 18 18 18 18 18 18 30 15 18 15 18 15 -

Hnggi E SE SE SE WNW WNW WNW WSW SE SE NW SE -

Tc gi ln nht

Tc gi ln nht ti hai trm kh tng trong khu vc quan trc nh sau:

+ Trm kh tng Vng Tu c thng k trong 40 nm qua: 30m/s.+ Trm kh tng Tp.HCM c thng k trong 30 nm qua: 36m/s.

Tvic phn tch thng k vn tc gi ln nht hng nm trong 30 nm qua

(1971-2000), vn tc gi c theo cc tn sut c thhin trong Bng 2-3:

Bng 2-3: Vn tc gi c khnng xy ra ti Tp HCh Minh

Tc giTn sut xut hin (%)

1 2 3 5 10Gi ln nht 36 35 33 30 26

Bo v p thp nhit i

S lng bo v p thp nhit i i qua vng ven bin min Nam ti v

11oBc trong 26 nm qua tnm 1954 n nm 1980 l 5 ln, c thhin trong

hnh sau. Theo sliu gi quan st dc ti Trm Kh tng Tp.HCM, vn tc gi

hn 20 m/s c ghi nhn trong 60 nm qua ti trm chxy ra 4 ln.


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Hnh 2-2: Slng bo v p thp nhit i Vit Nam (1954-1980)

2.3.2. Lng ma

Lng ma hng thng

Lng ma trong khu vc c c trng r bi hai ma gi ma, v d: manng v ma ma. Lng ma trung bnh hng thng ti Tp. HCM tnm 1952 n

nm 1987 c thhin trong Bng 2-4.

Ma ma (thng 5 n thng 10): Lng ma trung bnh hng thng l 206

n 298 mm/thng, ma kh (thng 11 n thng 4): Lng ma trung bnh hng

thng l 4 n 118 mm/thng.

Bng 2-4: Lng ma hng thng ti B RaVng Tu(1952-1987)

(n v: mm)

Lngma

Thng

1 2 3 4 5 6 7 8 9 10 11 12

Ti a 53 54 60 165 381 491 494 480 590 484 284 128

Trungbnh

10 4 9 41 206 298 291 277 303 279 118 37

Ti thiu 0 0 0 0 70 130 169 68 137 157 29 1

14

2 3

6

10

11

2 58

1915

4

1

10

13

22

15

3

0

5

10

15

20

25

30

35

40J F M A M J J A S O N D

Thang 1 2 3 4 5 6 7 8 9 10 11 12

N 19-22 deg

N 15-19 deg

N 11-15 deg

South of 11


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Lng ma hng nm

Theo sliu quan st c ti Trm Kh tng Tn Sn Nht tnm 1952 n

nm 1987, trm quan trc kh tng B Ra tnm 1914 n nm 1944 v 1960 n

1970, lng ma trung bnh hng nm vi c c trng tiu biu c thhinbi lng ma ti a, ti thiu, trung bnh c thhin trong Bng 2-5 di y.

Bng 2-5: Lng ma hng nm ti khu vc nghin cu (1952 n 1987)

(n v: mm)

Lng ma Khu vc Tp. HCM Khu vc sng ThVi

Ti a hng nm 2463 (1966) 2834

Trung bnh hng nm 1896 1568

Ti thiu hng nm 1391 (1958) -

Lng ma theo cc tn sut

Thng qua phn tch thng k cc sliu lng ma quan st c ti Trm

Kh tng Tn Sn Nht trong 36 nm qua tnm 1952 n nm 1987, Bng 2-6

thhin lng ma theo cc tn sut xut hin:

Bng 2-6: Tn sut xy ra ti B RaVng Tu

(n v: mm)

S liu kh tng Trng hpKh nng xy ra (%)

1 2 3 5 10

Lng ma

Ti a hng nmTi a hng thngTi a hng ngyTi a hng gi

2624602199126

2522574180116

2458556169111

2374532154103

224949813593

2.3.3. Lng bc hi

Theo sliu o c ttrm kh tng Tn Sn Nht tnm 1952 n 1981,

tng lng bc hi trung bnh thng ti Tp.HCM thay i t86mm vo thng 10

(ma ma) n 193mm vo thng 3. Lng bc hi trung bnh nm ca Tp.HCm l

1581mm.

2.3.4. Sng m

Theo sliu kho st ti trm Tn Sn Nht trong thi gian tnm 1952 n

1981, tng sln trung bnh trong thng xut hin sng m l 4,2 ln vo thng 5

cho n 8,6 ln vo thng 1.


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2.3.5. Tm nhn trn bin

S ngy c tm nhn di 10km chim 15%, theo s liu quan st ti v tr

gian khoan mBch H.

2.4. c im thy hi vn

2.4.1. Thy triu

Cao Hi

Cao Hi (CDL) ti Vng Tu so vi cao quc gia (NDL) ti Hn Du

theo cng thc tnh nh sau:

CDL = NDL + 2,887m

Mc nc

Da trn sliu quan trc ti trm thy vn Vng Tu vi thi gian quan trc

5 nm lin tc (2007-2011), tnh tng quan mc nc vvtr xy dng cng trnh

ta c cao mc nc theo cc tun sut nh Bng 2-7 sau:

Bng 2-7: Mc nc ng vi cc tun sut ti vtr xy dng (hcao H)

P%H(cm)

1 2 5 10 20 50 70 95 97 99

H gi 400 385 377 363 342 289 233 107 87 55H nh 421 412 407 403 388 368 353 329 325 316

H chn 233 212 200 179 157 116 88 33 22 3

H tb 312 304 302 295 283 267 256 239 236 230

2.4.2. Sng

Theo s liu quan st ti Sao Mai v Nghinh Phong t nm 1986 n nm

1987, chiu cao sng (H) ln nht l 1,2m, chu ksng (T) l 3,8s v chiu di sng

(L) l 45m ti Sao Mai, cn ti Nghinh Phong cc gi tr ln lt l H=1,97m,T=5,9s v L=57m.

2.4.3. Dng chy

Theo kt qunghin cu, tc dng chy ln nht trn sng ThVi khong

2,5m/s ti ca Ci Mp v 1,33m/s ti ca ThVi.

Tin hnh o dng chy hai ln vo thng 6 v thng 12 nm 2001, tt c7

im ti Vnh Gnh Ri. Hng v tc dng chy ba su khc nhau c

o ng thi bng bn dng co dng chy lin tc trong 15 ngy m (tngy


24/252



14 n ngy 29 thng 6 v tngy 2 n ngy 16 thng 12, nm 2001), cc ln o

cch nhau 1 gi. Qu trnh o c tin hnh bi dng co dng ti ba im kho

st V1, V2, V3 v bn im phV4, V5, V6, V7.

Vn tc dng chy ln nht quan st ti mi im ti hai thi im triu ln,xung c trnh by trong Bng 2-8. Qua , phn ln dng chy i chiu, hng

dng chy trong chai trng hp gn nh song song vi lung chy tu hin ti,

iu ny gip gim thiu sbi lng cho lung.

Bng 2-8: Vn tc dng chy ln nht ti Vnh Gnh Ri (14-29)/6/2001

Dngchy

Dng chy khi triu ln Dng chy khi triu xung

im

Lp

Di Gia Bmt Di Gia Bmt

Vntc

(m/s)

Gc(o)

Vntc

(m/s)

Gc(o)

Vntc

(m/s)

Gc(o)

Vntc

(m/s)

Gc(o)

Vntc

(m/s)

Gc(o)

Vntc

(m/s)

Gc(o)

V1 1.08 007 1.08 354 1.22 354 1.37 173 1.74 169 1.77 160

V2 0.89 307 1.17 314 1.30 318 0.95 128 1.16 126 1.32 127

V3 0.81 335 0.94 338 1.22 338 0.73 165 0.96 160 1.07 155

V4 0.78 025 0.78 017 0.83 020 0.65 017 0.60 195 1.03 185

V5 0.55 354 0.61 355 0.64 358 0.47 160 0.69 157 0.79 163

V6 0.65 257 0.74 258 0.77 264 0.84 245 1.11 259 1.22 260

V7 0.68 295 1.02 296 1.40 134 0.92 116 1.35 109 1.62 120

2.4.4. Bo v nc dng

Khu vc ca Th Vi Vng Tu khng chu nh hng ca l lt, nc

dng, tuy nhin, thnh thong khu vc ven bin xut hin cc cn bo ln hoc gi

ma mnh. Mc nc dng khong 45cm khi c bo Linda vo thng 10 nm

1997.

2.5. Lung tu vo cng

i vi mt cng th lung tu vo cng l yu t quan trng bc nht, n

quyt nh rt ln n chi ph u t cng, chi ph duy tu no vt hng nm v c

tu cho php cp cng. Lung tu vo cng GEMADEPT Ci Mp c nhng thun

li v kh khn nh sau.


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2.5.1. Thun li

Sng ThViCi Mp di khong 40km chy di theo hng Bc Nam, c

su trung bnh t15 20m, chsu nht (ng ba ThViCi Mp) t ti

60m. B rng trung bnh 500 600m, ring sng Ci Mp ch

rng ri 1000m. y l ca sng

c su t nhin ln thun li

xy dng cng nc su.

Chiu di lung tu l 36,5km

t phao GR5 vnh Gnh Ri n

ht Cng Phc Thi Vedan

(theo s liu Cng ty Bo m an

ton hng hi Vit Nam). su t

nhin cn nht l -9,3m (Hi ).

Bn knh cong nhnht l 350m ti on ct cong Tc C Trung. Vi thng sk

thut nh vy tuyt lung ThViCi Mp m bo cho tu trn 80000DWT vo

cp cng.

2.5.2. Kh khn

Tnh trng ng y chim lung hng hi, c bit gy nguy him cho khc

cua. Ring ngay vtr phao s15, c 1 hng y ko di tbn btri ra gn n v

tr phao dn lung, chim gn nh ton blung, chcn 1 khong trng nht nh.

Tu nhngng tu ln: tnh trng tu c nhhng ngy thli nh bt dc

tuyn sng ThVi cng ngy mt nhiu. C nhiu phng tin thli ri neo u

ngay trn lung, c phng tin ko li di chuyn rt chm trong lung tu.

Hin nay, khu vc Ci Mp Th Vi ang trong giai on u t xy dng

cng nn trn lung c stham gia lu thng ca rt nhiu x lan vn chuyn vt

liu v ct san lp. Trong , nhiu x lan hnh trnh khng ng lut giao thng

ng thy, thm ch neo u ngay trc cc cng, gy thm trngi cho tu ln

hnh trnh trn lung v khi cp vo cng


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Chng 3: THIT KQUY HOCH

3.1. Dbo lng hng v c trng hng ho qua cng

Trn c s lng hng qua khu vc Tp. HCh Minh ng Nai B Ra

Vng Tu v shp dn ca khu vc xy dng cng GEMAPDEPT Ci Mp dbo c lng hng, c cu hng ha qua cng tnh n nm 2030 l 4,85 triu

tn/nm, trong hng xut 2,4 triu tn/nm, hng nhp 2,45 triu tn/nm. Chi tt

dbo lng hng ha qua cng theo Bng 3-1 sau:

Bng 3-1: Dbo lng hng ha qua cng

(n v: Tn/nm)

Stt Loi hng

Khi lng Tng xut

v nhpHng xut Hng nhp

1 Hng container 1 650 000 1 500 000 3 150 000

2 Hng bch ha dng bao kin 600 000 450 000 1 050 000

3 Lng thc v nng sn ng bao 150 000 500 000 650 000

Tng cng 2 400 000 2 450 000 4 850 000

3.2. i tu ra vo cng

i tu ra vo cng bao gm cc loi tu ch hng tng hp, tu container

xut nhp khu trng ti t1050 vn DWT. C cu tu vo cng c cc thng s

kthut theo Bng 3-2 sau:

Bng 3-2: Thng skthut cc loi tu n cng

Stt Loi tuTrng ti(DWT)

Chiudi tuL(m)

Chiurng tu

B(m)

Mn ncy tiT(m)

1

Tu hng bao kin

Tu 5.000DWT 111 16.9 6.6

2 Tu 10.000DWT 137 19.9 8.23 Tu 12.000DWT 144 21.0 8.6

4 Tu 15.000DWT 155 21.5 8.8

5 Tu 18.000DWT 161 22.6 9.6

6 Tu 20.000DWT 165 23.6 9.6

7 Tu 30.000DWT 185 27.5 11.0

8 Tu 40.000DWT 200 29.9 11.8

9 Tu 50.000DWT 213 31.5 12.5


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1

Tu container

Tu 20.000DWT 186 27.1 9.9

2 Tu 30.000DWT 218 30.2 11.1

3 Tu 40.000DWT 244 32.3 12.2

4 Tu 50.000DWT 266 32.3 13.03.3. Thng skthut ca bn

3.3.1. Mc nc tnh ton

Cn cvo phn phn tch sliu lm chng 2, ta c c cc sliu

mc nc thit knh sau:

Mc nc cao thit k (MNCTK): P01%= +4,00m (hcao Hi )

Mc nc thp thit k(MNTTK): P99%= +0,55m (hcao Hi )

Mc nc trung bnh (MNTB): P50%= +2,89m (hcao Hi )

3.3.2. Cao trnh nh bn

Cn ctiu chun 22TCN22295 ta c cng thc tng qut:

CTB = MN + a

Theo tiu chun chnh: CTB = MNTB + a1= 2,89 + 2 = 4,89 (m)

Theo tiu chun kim tra: CTB = MNCTK + a2= 4,00 + 1 = 5,00 (m)

Do cc bn bn cnh c cao trnh nh bn l +5,50m nn cao trnh nh bnchn gi trl: CTB = 5,50 m (hcao Hi )

3.3.3. Chiu su trc bn

Cn c tiu chun 22TCN207-92 (trang 11/206) chiu su trc bn Hb xc

nh nh sau:

Hb= T + Z0+ Z1+ Z2+ Z3+ Z4

Trong :

TMn nc tnh ton ln nht ca tu.

Z0su dphng do snghin lch tu. Z0= 0,026B (B chiu rng tu)

Z1dphng chy tu ti thiu. i vi t y l bn, ly Z1= 0,04.T

Z2dtrdo tc dng ca sng. Tra bng 4-22TCN207-92, ly Z2= 0cm.

Z3dtrcho qu trnh chy tu, phthuc vo vn tc chy tu. Do s

dng tu lai dt nn Z3= 0.


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Z4dtrdi ln tu xt n khnng bi lng no vt ph sa t di

y (Z40,4m). Chn Z4 = 0,04 m.

3.3.4. Cao trnh y bn

Cn ctiu chun 22TCN207-92, cao trnh y bn xc nh nh sau:

CTB = MNTTK - Hb

Trong :

MNTTKMc nc thp thit k.

HbChiu su ca bn.

Bng 3-3: Bng tnh ton cao trnh y bn

Loi tuB

(m)T

(m)Zo Z1 Z2 Z3 Z4 Hb

CTBtt (m)

CTBchn(m)

Tucontainer

50000DWT32.3 13 0.84 0.52 0.00 0.00 0.04 14.40 -13.85 -14.00

Tu hng50000DWT

31.5 12.5 0.82 0.50 0.00 0.00 0.04 13.86 -13.31 -14.00

3.3.5. Chiu di bn

Cn ctiu chun 22TCN207-92, chiu di bn xc nh nh sau:

Lb= Ltmax+ d

Trong :

LtmaxChiu di ln nht ca tu tnh ton.

ddtran ton gia cc tu (theo bng 816/20622TCN207-92).

Kt qutnh ton c tng hp trong cc bng sau:

Bng 3-4: Bng tnh ton chiu di bn

Loi tu Trng ti (m) d (m) Lb(m)

Tu container 50 000DWT 50 000 DWT 266 25 291

Tu hng 50000DWT 50 000 DWT 213 25 238

3.3.6. Khu nc ca cng

3.3.6.1. Khu chy tu vbc xp hng


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a). Chiu di khu nc trc bn

Chiu di khu nc trc bn c xc nh theo tiu chun thit k cng

nghcng bin, i vi sbn ln hn 1 nh sau:

i= n

kn ti kn1 knn

i=1

L = (1,1.l )+ l + l

Trong :

ltiChiu di tu tnh ton (m).

lkn1, lknndtrchiu di khu nc tng ng ca bn thnht v bn

cui (bn th n) xt n c s hot ng ca tu lai dt khi cp v ri v dch

chuyn tu dc bn. Khi c tu lai dt, ta ly bng 0,125xlt1(ltn).

Kt qutnh ton c thhin trong bng sau:

Bng 3-5: Bng tnh ton chiu di khu nc

ilng

n v Ghi chGitr

lt1 m 1 bn container tu 50 000DWT, 266

lt2 m 1 bn hng kin tu 50 000DWT 213

lkn1 m 0.125xLt1 33.25

lkn2 m 0.125xLt2 33.25Lkn m Lkn = 1.1*(Lt1+ Lt2) + Lkn1 + Lkn2 593.4

b). Chiu rng khu nc trc bn

Chn tu tnh ton l tu ln nht ra vo cng, l tu container 50000DWT.

Chiu rng khu nc sc thit km bo rng khu nc cho tu b

lu thng theo c2 chiu trong iu kin c tu ang lm hng trong bn.

Hnh 3-1: S tnh ton chiu rng khu nc

Cn ctheo Tiu chun thit kcng nghcng bin, chiu rng xc nh:

2BT+ B Bkn3BT+ 5BL+ BL+ B


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Trong :

BTBrng tu tnh ton (m). Bt= 32,3 (m).

BLdtran ton gia tu u v tu chy (m).

BL = 1,5.BL = 1,532,3 = 48,45 (m)

B dtran ton gia tu chy vi tu chy (m).

B = 2,0.Bt= 2,032,3 = 64,6 (m)

BLChiu rng ca ca tu lai dt. (m). BL= 9 (m).

Kt qutnh ton nh sau:

129,2 (m) Bkn254,95 (m)

Ta chn gi tr: Bkn= 250 (m)

3.3.6.2. Khu quay vng tu

Khu quay vng c btr m bo tu quay vng thun li, hp l v bn

knh quay vng l ti thiu. Do din tch khu nc khng rng tu quay vng trong

cng c sgip ca tu lai dt, bn knh quay vng tu tnh theo cng thc:

Dqv= 2Lt

Khu quay vng tu container: Dqv= 2Lt= 2266 = 532 (m)

3.3.6.3. Khu chi tu

Din tch vng phn loi on tu c xc nh theo cng thc:

= Ntv.v= Ntv.Lv.Bv

Vng phn loi on tubtr thit bneo trthp,phng php 4 im neo:

Hnh 3-2: S tnh ton vng cho tu neo 4 im

Chiu di bn vng chtu c xc nh theo cng thc:

Lv= Lt+ 2d

Vi ddtran ton, d = 5Hb. (HbChiu su khu nc)


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Chiu rng vng c tnh theo cng thc:

Bv= Bt+ 2B

Vi BChiu rng an ton khi chy tu. B = 1,5.Bt

Slng vng chi tu c tnh theo cng thc:

n dtv

t n

Q .k.tN = 2

G .T

Trong :

QnLng hng bc xp trong nm (T).

kHskhng u ca lng hng.

tdThi gian ca mt tu trn vng (ngy). Ta githit rng thi gian ca cc tu trn vng githit ly td= 2 ngy.

TnThi gian khai thc ca cng trong nm (ngy). Githit rng cng phi

ngng hot ng trong tng= 36 ngy trong nm. Vy thi gian hot ng ca cng

trong mt nm l Tn= 365 - 36 = 329 ngy.

GtTrng ti tu u trn vng.

2con sthhin 2 lt tu i li qua cng, vi 1 lt n v 1 lt i.

Kt qutnh ton vng i tu c thhin trong cc bng sau:

Bng 3-6: Khu nc ca cng

Stt i lng n v Tu container Tu hng kin

1 Trng ti tu Gt T 50 000 50 000

2 Chiu di tu Lt m 266 238

3 Chiu rng tu Bt m 32.3 31.5

4 Chiu su khu nc Hb m 18.5 145

Vng chtu

Chiu di Lv m 451 308

6 Chiu rng Bv m 130 126

7 Din tch v m2 58 630 38 808

8 Lng hng Qn T 3 150 000 1 700 000

9 Hskhng u k 1.3 1.2

10 Thi gian td ngy 2 2

11 Thi gian khai thc Tn ngy 329 329

12 Svng tnh ton Ntv vng 0.95 0.94


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13 Svng chn nv vng 1 1

14 Din tch vng v m2 58 630 38 808

3.3.7. Lung tu vo cng

a). Chiu rng lung tu

Cc thng stnh ton chiu rng lung tu:

Gi tnh ton: theo quy nh khai thc cu cng; gi cho php ln nht tu cp

cng l di cp 7 v vy la chn tc gi tnh ton lung l V = 15m/s.

Gc phng vlung 143o24 323o24

Cc hng gi tnh ton: Bc; ng Bc; ng; ng Nam.

Tc chy tu trn lung ln nht 4m/s 8 knot v nhnht 2m/s 4 knot.Chn tc tnh ton trung bnh 3m/s.

Tu container 50 000DWT: L = 266 (m), B = 32,3 (m), T max= 13 (m)

Chiu rng lung sc tnh ton ph hp vi lung mt chiu.

Cn ctiu chun PIANC, chiu rng lung 1 chiu (kn) c xc nh:

9

BM i r

1

W W + W + W WB Bg

i

Bng 3-7: Tnh ton chiu rng lung theo PIANC

ilng

ngha iu kin p dngGitr

WBM Di hot ng c bn Tu 50 000DWT 1.5B

W1 Vn tc tu (knot) 48 knot 0.0B

W2 Vn tc gi ngang thnh hnh (knot) 3.0 0.2B

W5Chiu cao sng c ngha H(m);chiu di(m)

H < 1m, < Lt 0.0B

W6 Phao tiu bo hiu Tm nhn rt hn ch 0.2B

W7 Mt y lungD > 1.5T, trn vmm

0.0B

W8 su lung nc 1.15T < d < 1.5T 0.2B

W9 Mc nguy him ca hng ha Thp 0.0B

WBr Khong cch n bMp lung thoi

(m=7-10)0.5B


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WBg Khong cch n bxanhMp lung thoi(m=7-10)

0.5B

Tng 3.5B

Do chiu rng lung yu cu l:

W = 3,5.32,3 120 (m)

b). su lung tu

Cn ctiu chun PIANC, su lung tu c xc nh nh sau:

DL= 1,1.T

Trong :

DLsu lung tu. (m)

TMn nc ca tu thit k(m).

Kt qutnh ton c thhin nh trong bng sau:

Bng 3-8: Chiu su lung tu

Loi tu Mn nc T (m) su lung DL(m)

Tu container 50 000DWT 13.0 14.3

Tu tng hp 50 000DWT 12.5 13.75

Do , ta chn su lung thit kl 14,3m.

c). Cao trnh y chy tu

Do khu vc cng GEMADEPT Ci Mp chu nh hng ca thy triu nn

khi tu 50 000DWT y ti vo cng th ta li dng thy triu tu cp cng, thi

gian tn ti thy triu khong 6h. T v tr xy dng cng ra ca sng khong

200km nn vn tc chy tu vo 10hi l/h. V vy, ta chn mc nc chy tu l

MNCT = +2,5m.Cao trnh y chy tu xc nh theo cng thc sau:

CTCT = MNCT - 14,3 = 2,5 - 14,3 = -11,8m (hcao Hi )

d). Mi dc lung tu

Mi dc lung tu c xc nh vo khnng n nh di nc, phthuc

chyu vo iu kin a cht y. Theo quy trnh thit kknh bin 1998, vi nn

a cht khu vc xy dng l bn trng thi chy th dc mi lung tu 1:20 l

ph hp nht.


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Do vy, dc mi lung tu mo= 1:20 sc sdng thc hin no vt

c bn lung vo Cng GEMADEPT Ci Mp ti su -11,8m thit ktrn.

3.4. Phng n cng nghbc xp hng ho

3.4.1. S cng nghv thit bbc xp hng container

3.4.1.1.Phng n 1

a). S cng nghxut nhp container

Hnh 3-3: S cng nghxut hng theo phng n bc xp 1

b). Thit btuyn mp bn

Cn trc tuyn mp bn l cn trcgin chuyn dng container loi Post

Panamax:

Sc nng: 54 tn.

Nng sut: 45TEU/gi, c th

cu c 2 container mt ln.

Tm vi pha mp nc: 56,6m,

h 3m c th bc xp 18 hngcontainer trn boong. Loi cu

c 2 container 20ft mt ln.

Ti trng ca cn trc 1 600 tn.

Chiu cao nng tnh tmt t: 29m.

Chiu cao hxung tnh tmt t: 3m.

Khu chn ray: 30m.


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c). Thit bgia tuyn mp bn v bi

Dng u ko rmooc vn chuyn hng ha tkho/bi ra bn v ngc li.

Thng skthut xe ko r moc chcontainer 20 feet:

Trng lng bn thn: 3500kG.

Mm ko: 850 kG

Trc sau: 2650 kG

Ti trng cho php ch: 23000kG

Kch thc xe: di x rng x cao: 6720 x 2500 x 1580 mm

Khong cch ttm cht ko n trc sau: 4100 + 1300 mm

Strc: 2

Clp: lp trc/sau l 11.0020.00

Thng skthut xe ko r moc chcontainer 40 feet:

Trng lng bn thn: 7650 kG

Mm ko: 1870 kG

Trc sau: 5780 kG

Kch thc xe: di x rng x cao: 12480 x 2500 x 1520mm

Khong cch ttm cht ko n trc sau: 7450 + 2600mm

Strc: 3

Clp: lp trc/sau l 11.0020.00

d). Thit btrn bi

Cn trc bnh lp Rubber tyred gantry crane (RTG) vi thng skthut sau:

Sc nng: 40,6T

Chiu rng: 23,47m

Khnng xp cao: 4+1 tng container Tc nng c/khng hng: 30/60m/pht

Ti trng trc: 30T

Xe nng hcontainer

Xe nng hcontainer c sdng khu bi pha sau bc xp container

rng l loi xe nng chp container Reach Stacker vi thng snh sau:

Sc nng: 40 tn

Xp cao: 5 lp container


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Nng sut: 8 thng/gi

Tc di chuyn: 24km/h.

3.4.1.2.Phng n 2

a). S cng nghxut nhp hng container

Hnh 3-5: S cng nghnhp hng theo phng n bc xp 2

b). Thit btuyn mp bn

Thit bsdng hon ton ging

nh trong phng n 1.

c). Thit b gia tuyn mp bn vbi

Xe ko r moc chcontainer 20

feet: (ging nh trong phng n 1)

Xe ko r moc chcontainer 40

feet: (ging nh trong phng n 1)

d). Thit btrn bi

Cn trc xp trn bi l cn trc chn ray RAIL MUONTED GANTRY

CRANE vi cc thng skthut sau y:

Sc nng: 25 tn

Khu chn ray: 37m

Chiu cao nng: 20,75m

Tc nng c hng: 30m/pht; tc nng khng hng: 60m/pht

Cng sut: 26 chu k/gi

Tc quay: 0,3m/s


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Tc nng hc ti: 0,17m/s

Tc nn hkhng ti: 0,21m/s

Xe nng hcontainer: Ging vi phng n 1.

3.4.1.3. La chn phng n bc xp ti u cho bn container

Cn cvo s lm vic v cc c tnh thit bbc xp trn bn trong 2

phng n xut ta c bng so snh sau y:

Bng 3-9: Bng so snh la chn phng n bc xp cho hng container

Stt Tiu ch so snhPhng n 1

(Cn trc bnh lp RTG)Phng n 2

(Cn trc chn ray RMG)

1Hiu qusdngdin tch

Xp ng container vimt cao (c thxp titn 4 tng v khu cth cha ti 6 hngcontainer).

Xp ng vi mt

container rt cao trong.Khu c thcha c12 n 20 hng container,4 tng cao.Hiu sut sdng din tchl cao hn so vi cn trcRTG.

2Ti trng chn vc im kt cumng

Chy c trn nn bnhthng, khng cn ray.

Ti trng trn mt n vdin tch chn l ln do cn phi thit kc di btng nng di lp khng ph v kt cu mt

bi.

Chy trn nn ray.Cn phi thit kh thngng ray, chy trn dm

cn trc nn cc cm suvo lp t tt.Ti trng trn mt n vdin tch l nh hn

phng n 1 do c dintch tip xc ln.

3 Tnh c ng

Tnh c ng cao hnphng n 2.Khi chuyn ln phi c bngim ti lt pha di

Tnh c ng thp.Cnh trn ray.Khng thchuyn ln.

4 Kt cu mngph hp

Kt cu mng trn nn tc ci to tt.

Mng cc.

5 Gi thnh Tng i tt hn so vi phng n1

6Nng sut bcxp

Cao. Rt cao.

7Tui thv

bnbn thp hn RMG.Tui thtrn 15 nm.

bn cao.Tui thtrn 20 nm

8 nh gi nnh ln

Cc cn trc c thchuyn

ln do vy rt c nguy cgy ln lch do ti trng

ln theo nh gi l

nh hn v d kim sotdo tt c cc cn trc ch


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phn b khng u ccthi im khc nhau.

hot ng trn vng ngray t trn dm cn trctrn nn cc ng su vot tt.

9 Kt lun Khng chn ChnTnhng phn tch nhn nh trn ta thy rng phng n la chn ph hp

nht cho Cng GEMADEPT Ci Mp l phng n 2 v nhng l do sau y:

Bn xy dng xa b, do vy vic tit kim din tch, nng cao nng sut

hiu qusdng t ca cn trc c thcha c nhiu container nht

trong mt din tch hn hp l mt trong nhng u tin hng u. Nh

phn tch hiu qusdng t ca phng n 2 l cao hn hn phng n

1 (RTG). Mc d RMG c gi thnh trn mt n v l t hn cn cu RTG tuy

nhin do khu , nng sut v tui thu cao hn nn hiu quu t xt

vlu vdi scao hn phng n RTG.

Bn xy dng xa b, kt cu trn nn cc, rt ph hp vi kt cu chu lc

cho cn trc RMG.

Do hot ng trn di dm cn trc ring nn nguy c tc ng ln kt cu

mt bn l khng c, do vy hn chc nguy c hng hc cng nh tc

ng ca ln khng u ln kt cu bn.

3.4.2. S cng nghv thit bbc xp hng bao kin

3.4.2.1.Phng n 1

a). S cng nghxut nhp hng

Hnh 3-7: S cng cng nghxut nhp hng bn hng kin

b). Thit bmp bn

Sdng cn trc KPG-25 vi cc thng ssau:

Sc nng: 25 tn

Tm vi max/min: 35m/10m.

Tu

Mpbn

KPG-25Ch

hng t D-300Kho

Xe t

XeXe t

BiXe Forklift

t D-300


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Khu chn ray: 10,5m.

Tc nng c tikhng ti: 45m/pht - 65m/pht.

Tc quay vng: 1,3 vng/pht.

Tc di chuyn trn ray: 28,2 m/pht.

c). Thit btrn bi

Xe nng hng ng c diesel CPCD 70:

Sc nng: 7 tn

Chiu cao nng max: 3m

Kch thc cng nng : di rng dy: 1,2 x 0,15 x 0,065 m

Gc nghing: 6

Tng chiu rng: 1,995m Bn knh quay vng: 3,45m

Tc di chuyn c tikhng ti: 26 km/h28 km/h.

Tc nng hng c tikhng ti: 0,39m/s0,45 m/s

Khnng leo dc: 20%

t D-300:

Trng ti: 32 tn

Kch thc di rng cao: 8,56 x 3,7 x 3,75 m.

Thtch thng: 24 m3

Cng sut: 300 m lc

Tiu thnhin liu cho 100 km ng: 165 lt

d). Thit btrong kho

Sdng xe nng xp dnhtrn bi, xe nng ng cdiesel CPCD 70.

3.4.2.2.Phng n 2a). S cng nghxut nhp hng kin

Hnh 3-8: S cng nghxut nhp hng kin phng n 2

TuMpbn

Cn trcGMHK-

3405Chhng

t D-300KhoXe t

XeXe t

BiXe Forklift

t D-300


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b). Thit bmp bn

Cn trc GMHK-3405 c cc thng skthut nh sau:

Sc nng: 50T

Chiu di cn chnh: 42,5m Tm vi max, min: 40,0 v 7,0 m

Tc quay: 4,75v/pht

Tc nng: 16,5v/pht

Trng lng: 120,0T

c). Thit btrn bi

Sdng nh phng n 1.

d). Thit btrong kho

Sdng nh phng n 1.

3.4.2.3. La chn phng n cng nghcho hng kin

Cn cvo s lm vic v cc c tnh thit bbc xp trn bn trong 2

phng n xut ta c bng so snh sau y:

Bng 3-10: So snh la chn phng n cng nghbc xp hng bao kin

Stt Tiu chPhng n 1

(cn trc KPG-25)

Phng n 2

(cn trc GMHK-3405)

1 Nng sut Cao Cao

2 Tnh c ngCh di chuyn c trntuyn mp bn

Di chuyn c trntuyn mp bn v nhngtuyn khc

3 Duy tu bo dng Phc tp Phc tp

4 Ti trngTi trng phn b trn

bnh xe lnTi trng phn b trn

bnh ln

5 Tnh tng ha Cao Cao

6 Gi thnh Trung bnh Rt cao

7 Kt lun Chn Khng chn


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Tcc tiu ch nh gitrn cng vi khi lng hng vo bn, ta la chn

phng n 1 v chn cn trc ny c nng sut cao, gi thnh tng i trung bnh

nn gip gii phng lng hng trn tuyn mp bn nhanh chng v p ng vn

ca nh u t.

3.5. Tnh ton slng bn v slng thit b

3.5.1. Tnh ton chu kcc thit bhot ng trong cng

a). Chu kcn trc chuyn dng ContainerPost Panamax

Cn trc Post Panamax c chu kc ly theo catalog ca nh sn xut. y

l nng sut c tnh ton theo thng k thc tdo vy hon ton m bo

tin cy. Chu kcn trc Post Panamax l: Tck= 80 (s)

b). Chu kcn trc RMG

Chiu cao nng hca RMG c tnh ton theo s sau:

Chiu cao mt container c ly l 13 feet = 3,96 (m).

Bi cho php xp 4 tng container.

Phng n bi RMG xe:

Hn= 0,5(m)

d 4.3,96 2,890,5 0,5 7( )2 2 2 2

xeh

h hH m

Phng n xe RMG bi:

d 4.3,96 2,890,5 0,5 7( )2 2 2 2

xen

h hH m

Hh= 0,5(m)

Hnh 3-9: S tnh ton chiu cao nng hca RMG


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Chu knng hca cn trc RMGs c tnh nh sau (tnh cho phng n t

xe vo bi):

1 2 3 9 10...ck iT t t t t t t

Trong :

tThi gian t, cn chnh bn ngom vo container (t = 30s)

t2Thi gian kha mc vo container (t2= 30s)

t3Thi gian nng bn ngom c container vi vn tc V1 (vn tc nng c

hng) v chiu cao Hn

3

1

714( )

0,5

nHt sV

t4Thi gian di chuyn xe con vi vn tc Vx.

4

x

1 37 110 68( )

2 2 0,42

kk

Dt d s

V

t5Thi gian hcontainer vi vn tc V1(nng c hng) v chiu cao Hh.

5

1

0,51( )

0,5

hHt sV

t6Thi gian t, cn chnh container vo vtr (t6= 30s)t7Thi gian tho kha mc container (t7= t2 = 30s)

t8Thi gian nng bn khi khng c container vi vn tc V2 (vn tc khi

khng hng) v chiu cao Hh:

8

2

0,50,5( )

1

nHt sV

t9Thi gian di chuyn xe con vi vn tc Vx(t4= t9=68 (s))

t10Thi gian hbn xung v tr xe container mi vi vn tc V2(vn tc

khi khng hng) v chiu cao Hn

10

1

77( )

1

hHt sV

T, ta tnh c gi tr:

TckRMG= 30.2+ 30.2+14+68.2+1+0,5+7279(s)

c). Chu kcn trc KPG-25

S tnh ton chiu cao nng hca cn trc c thhin hnh vsau:


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Hnh 3-10: S tnh ton chiu cao nng hcho bn hng kin

Phng n tu KPG-25 xe (bn bch ha)

d 22 3,750,5 0,5 0,5 9,36( )2 2

tn c H tH h m

x 2,899,63 8,2( )2 2

eh n

hH H m

Phng n xe KPG-25 tu (bn bch ha)

x( ) 0,52

en t

hH H T CTMB MNTB

2,8722 12 (5,5 2,89) 0,5 6,5( )

2nH m

Hh= hc+ 0,5 = 9,63 (m)Chu klm vic ca cu cng KPG-25 c tnh theo cng thc sau:

Tck = (2t1+2t2+2t3).+ t7+ t8+ t9+ t10+ t11

Trong :

Hstnh n shon thin ca qu trnh nng, hhng vi tay cn =0,9

vi hng kin, bao.

2t1Thi gian nng, hmc khi c hng v khng hng vi chiu cao Hn (s)

1

1 2

9,63 9,632 4 '' 4 '' 26( )

0,75 1,1

n nH Ht sV V

2t2Thi gian nng, hmc khi c hng v khng hng vi chiu cao Hh (s)

2

1 2

8,2 8,22 4'' 4 '' 23( )

0,75 1,1

h hH Ht sV V

v1Vn tc nng hng ca KPG-25 khi c hng: v1= 0,75 (m/s)

v2Vn tc nng hng ca KPG-25 khi khng hng: v2= 1,1 (m/s)


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2t3Thi gian quay ca cn cu khi c hng v ngc li:

3

902 6'' 6 '' 29( )

3 2.1,3t s

n

Gc qua ca cn trc khi bc xp hng ha. = 90nTc quay, n = 1,3 (vng / pht)

t7Thi gian kha mc c hng (s), t7= 25(s)

t8Thi gian t hng v tho mc khi hng (s) , t8= 66 (s)

t9Thi gian kha mc c hng (s), t9= 13 (s)

t10Thi gian t v tho mc khng c hng (s), t10= 12 (s)

t11Thi gian thay i tay cn (s), t11= 12 (s)Cc thi gian t7, t8, t9, t10, t11ly theo phlc 2, 3Phlc quy hoch cng

binV Quc Hng.

4,6 Thi gian bm phanh v nhphanh.

T, tac: Tck= (26 + 23 + 29).0,9 + 25 + 66 + 13 + 12 + 12 = 198(s)

d). Chu kxe nng hng CPCP 70

Chu klm vic i vi thit bxe nng hng:Tck= 2t1+ t2+ t3+ t4 + t5(s)

Trong :

2t1Thi gian nng v hbn hng ca xe trn 1/2 chiu cao xp ng (s)

1

1 2

2 2 2 3,5 2 3,52 4'' 4 '' 33,5( )

0,39 0,45

d dh ht sv v

v1Tc nng hng. v1= 0,39m/s

v2Tc hhng. v2= 0,45 m/s

hChiu cao xp ng githit bng 3,5m

t2Thi gian chuyn ng ca xe khi c hng trn khong cch L (s)

2

3

10013,9( )

7,2

Lt s

v

t3Thi gian chuyn ng ca xe khng hng trn khong cch L (s)


45/252



3

4

10012,8( )

7,8

Lt s

v

v3Tc di chuyn c ti. v1= 26km/h = 7,2m/s

v4Tc di chuyn khng ti. v2= 28km/h = 7,8 m/st4Thi gian xe nng hng ly hng. t4= (45 60)s. Ta chn t4 = 50s

t5Thi gian xe nng hng xp hng. t5=(5075)s. Ta chn t5=70s.

T, ta tnh c gi tr:

Tck= 33,5 + 13,9 + 12,8 + 50 + 70 181(s)

e). Chu kcn trcxe r mooc (tnh gn ng)

Chu kxe r mooc c tnh ton theo cng thc nh sau:13

2 6

1

ck i

i

T t t t

Trong :

t1Thi gian cn trc trc bn cht ti ln xe, t1= 80 (s).

t2Thi gian xe di chuyn ng ni btrong cng, tnh theo cng thc:

12

42075( )

20 0,28

tb

tb

Lt s

v

vtbVn tc trung bnh ca xe di chuyn trong cng l vtb= 20km/h

Ltbqung ng trung bnh tnh gn ng cho 1 xe ti di chuyn trong cng.

t3Thi gian lm thtc qua cng kim tra container, t3= 2 pht = 120 (s)

t4Thi gian di chuyn qua cu dn n khu bi trong bvi qung ng l

2km v tc trung bnh l 40km/h:

4 2 60 60 180(s)40

t

t5Thi gian lm thtc kim tra container trc khi vo bi. t5= t3= 120 (s)

t6Thi gian di chuyn trung bnh trong khu bi,

a a6 75( )

20 0,28

b i bai b i bai

tb

L B L Bt s

v

t7Thi gian dcontainer bng cn trc RMG, tnh cho mt chu kca cn

trc RMG, ta c t7= 279 (s).


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t8Thi gian lm thtc kim tra container sau khi ly container tbi n

bn. t8= t5= t3= 120 (s).

t9 Thi gian di chuyn qua cu dn n tuyn bn ngoi khi vi qung

ng l 2km v tc trung bnh l 50km/h:

9

260 60 144(s)

50t

t10Thi gian lm thtc kim tra container. t10= 120 (s).

t11Thi gian di chuyn trung bnh trong bn. t11= t2

t12Thi gian dti bng RMG ti khu bi tm trc bn, t12= 250 (s).

t13Thi gian di chuyn n vtr cn trc mp bn. c tnh t13= 60 (s).

Vy ta c kt qunh sau:

13

2 6

1

1623( )ck ii

T t t t s

3.5.2. Tnh ton sbn

Cn cTiu chun thit kcng nghcng binCc Hng hi Vit Nam

slng bn c xc nh theo cng thc nh sau:

thb

nd tt b

QN =30.P .K .K

Trong :

QthLng hng qua bn trong thng nhiu nht (Tn)

n kdth

kt

Q .kQ =

t

QnLng hng qua bn trong mt nm. Da theo kt qudbo (Tn)

tktThi gian khai thc ca bn trong 1 nm (thng)

kkdHskhng u ca lng hng (kd1.2)

PndKhnng thng qua ca bn trong 01 ngy m (tn/ngym). Xc

nh theo cng thc:

d

x d

24. nn

b

DP

T T

DnLng hng tnh ton cho tu. (Tn)


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TdThi gian tu u ti bn do cc yu t ngoi bc xp (gi). Xc nh

theo bng 5.1/trang 30/Tiu chun thit kcng nghcng bin ta c. Td= 9,0(gi)

i vi tu c trng ti 50 000DWT.

TbxThi gian bc xp hng ti bn (gi). Xc nh theo cng thc:

x

m k

24.

. N . .

nb

c

DT

N P

NcSca lm vic trong mt ngy m (ca).

NmStuyn bc xp tnh cho mt bn.

Hssdng thi gian ty thuc vo sca trong ngy. Vi gi trnca= 3

ca th = 0,9

PkKhnng bc xp hng ha ca 1 cn cu tuyn mp bn trn 1 ca

Pk= Pm.Tca(T/ca)

TcaThi gian lm vic trong 1 ca

PmNng sut lm vic thc tmt my trong mt gi, xc nh nh sau:

d

3600.. . .m tg vm g

ck

gP

T (T/h)

TckThi gian hot ng trn mt chu kca my.gTrng lng mt m cu hng ca cn trc (Tn)

tg= (0,70,87)Hssdng thi gian trong ngy.

vm= 0,95Hsvng mc.

g= (0,850,90)Hssdng my.

KttHssdng quthi gian ca bn.

KbHsbn bn lm hng ca tu trong thng tnh ton.

Kt qutnh ton thhin trong bng sau.

Bng 3-11: Bng tnh ton slng bn hng container v hng kin

Gitr

u

vo

ilng

Cng thc tnh ton n vBn

container

Bnhngkin

QnLng hng trong mt

nm

T 3150000 1700000

kkd Hskhng u 1.2 1.2


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tkt Thi gian khai thc thng 12 12

Dn Lng hng tnh ton T 50000 50000

Ktt Hssdng thi gian 0.90 0.90

Kb Hsbn bn 0.50 0.50Td Thi gian tu u ti bn gi(h) 9 9

Nc Sca lm vic ca 3 3

Tca Thi gian lm vic mt ca gi(h) 8 8

Nm Slng thit bmp bn thit b 1 2

0.9 0.9

g Trng lng mt m cu T 54 25

Tck Tnh ton trn giy 80 198

tg 0.7 0.85

vm Hsvng mc 0.95 0.95

g Hsgin on 0.85 0.9

Ktqutnhton

Pm d3600.

. . .m tg vm g ck

gP

T T/h 1373.6 330.3

Pk Pk= Pm.Tca T/ca 10988.5 2642.7

Tbx xm k

24.

. N . .

nb

c

DT

N P

gi 40.4 84.1

Pnd dx d

24. nn

b

DP

T T

T/ng- 24268.7 12891.0

Qthn kd

th

kt

Q .kQ =

t T/thng 315000 170000

Nbth

b

nd tt b

QN =

30.P .K .K bn 0.96 0.98

Chn Nb bn 1 1

3.5.3. Tnh ton slng thit btuyn bc xp sau bn3.5.3.1. Cng thc chung tnh slng thit b

Slng thit bcn thit:

thtb

th

QN

P

QthLng hng bc xp trong trong thng (i vi thit bsau bn):

. .kn k

thth

QQ

t


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Trong :

kHskhng ng u lng hng.

tthSthng cng hot ng bc xp.

kHsqua kho. k = 0,95

Pth- Khnng cho php ca bn trong thng (i vi thit bsau bn):

Pth= 30.Png.kt(T/nm)

ktHsnh hng do thi tit xu:

720

720

tt

tk

720Sgilm vic trong mt thng ( = 30 ngy 24 gi)

ttThi gian nghdo thi tin xu (gi). Gi thit sngy nghdo thi tit

xu l 36 ngy. Ta c: t t = 36/12 24 = 72 (gi)

PngNng sut lm vic ca mt my trong mt ngy (vi thit bsau bn):

Png = nca.Tca.Mg(T/ngy)

ncaSca lm vic trong 1 ngy m, nca = 3.

TcaThi gian lm vic trong 1 ca, Tca= 8h.

MgNng sut bc xp thc t ca cc thit b khi k n cc yu t nh

hng bn ngoi (i vi thit bsau bn):

Mg= (P1.x1).tg.vm.g

tg= (0,70,87)Hssdng thi gian trong ngy.

vm= 0,95Hsvng mc.

g= (0,850,90)Hssdng my.

P1Nng sut ca cc thit bbc xp trn tuyn bn xt theo gi(T/h).

1

3600.

ck

gP

T (T/h)

x1Slng cc thit bbc xp trn tuyn sau bn, tnh ton ta chn x1= 1.

gTrng lng ca mt ln nng ca cn trc (T)

i vi hng bch ha trong mt chu kg = k.Q (Q l trng lng hng (T))

kHsnng hay hsy hng, k = 0,950,98 Chn k = 0,96.


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3.5.3.2. Bn Container

a). Slng cn trc RMGs

Githit rng c 5% lng hng container sc trc tip chuyn ti thng

n chhng, cn li 95% lng hng ha sphi qua hthng kho bi ca cng.iu ny c ngha l ta c hsqua kho bng k= 0,95

Bng 3-12: Bng tnh ton la chn slng RMGs

ilng

Qn k k tth nca Tca g Tck tg vm gd kt Ntb Chn

nv

1000T thng ca h T s chic chic

Gitr

3150 0.95 1.2 12 3 8 30 279 0.7 0.95 0.85 0.9 2.88 3

b). Slng u my ko r mooc

La chn tng cng 20 u ko container 20ft v 40ft phc v vic vn

chuyn container trn bi.

c). Slng xe chp ReachStacker

Gi thit s lng hng container rng chim khong 20% tng s hng

container. Lng container rng ny sc cc xe Reach-Stacker bc xp khu

vc kho bi pha sau bn.Do thit bReachStacker khng phi l thit bhot ng theo chu knn

sxe c tnh ton theo cng thc sau:

0.th

th

QN k

P

Trong :

k0Hsxp dk0= 2,5

QthKhi lng hng thng qua thng cng nht

. .12

nth hh kb

QQ k k

QnKhi lng hng container thng qua cng trong nm (TEU)

khhHskhng ng u ca lng hng. Ta c khh= 1,2

kkbHscontainer rng qua bi kkb= 0,9 (90% container rng qua bi)

PthNng lc xp dca 1 cn trc trong 1 thng TEU


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Pth= 30.8.3.P.k1.k2.k3.k4

PNng sut Reach-Stacker trong 1 gi. P = 14 thng/gi

k1Hssdng thi gian mi ca k1= 0,8

k2Hsnh hng ca thi tit k2= 0,9

k3Hssdng thit b, k3= 0,7

k4HsTEU/thng, k4=1,33

Bng 3-13: Bng tnh ton slng thit bxe nng chp

i lng Qn khh kkb P k1 k2 k3 k4 k0 NN

chn

n v 1000T T/gi Chic ChicGi tr 3150 1.2 0.9 250 0.8 0.9 0.7 1.33 2.5 5.87 6

3.5.3.3. Bn Bch ha

a). Slng xe nng hng CPCP 70

Gi thit rng c 5% lng hng hng bch ha sc trc tip chuyn ti

thng n chhng, cn li 95% lng hng ha sphi qua hthng kho bi ca

bn bch ha.

Bng 3-14: Bng tnh ton slng xe nng hng CPCP 70

ilng

Qn k k tth nca Tca g Tck tg vm gd kt Ntb Chn

nv

1000T thng ca h T s chic chic

Gi tr 1700 0.95 1.2 12 3 8 6 181 0.7 0.85 0.8 0.94 3.60 4

b). Slng xe tD300

La chn 12 xe t D300 phc vbn bch ha vn chuyn hng tmp

bn vo kho bi bn trong v ngc li. Slng chnh xc sc xc nh trong

qu trnh khai thc sau ny.

Bng 3-15: Bng tng hp slng thit btrong cng

Loi bn STT Tn thit bnv

Slng

BnContainer

1 Cu gin chuyn dng Container Post Panamax chic 1

2 Cn trc RMG chic 3

3 u my ko r mooc chic 10


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4 Xe nng chp Reach - Stacker chic 6

Bnhng kin

5 Cn cu KPG - 25 chic 2

6 Xe nng hng CPCP 70 chic 4

7 S lng xe t - D300 chic 123.6. Xc nh din tch kho bi ca cng

3.6.1. Cng thc tnh din tch kho bi

a). Sc cha kho

k.k . . tn

bk

n

QE

T

Trong :

EkSc cha kho. (T)

QbnLng hng ca bn trong nm. (T)

kHskhng ng u ca lng hng.

Hsqua kho ( biu hin tlphn trm lng hng phi i vo kho).

tkThi gian tn kho. (ngy m)

TnThi gian khai thc trong nm ca kho. Ta ly Tn= 365 ngy.b). Din tch kho

.

kk

f

EF

q k (m

2)

Trong :

FkDin tch kho. (m2)

EkSc cha kho. (T)

qTi trng khai thc ca kho. (T/m2)

kfHssdng din tch hu ch (Tra bng trong trang 334QHC).

3.6.2. Kho bi hng Container

a). Dliu u vo

D tnh sc 95% lng hng ha lu thng qua cng sphi qua h thng

kho bi:

Tlhng container thng 85% tng ng: 2677500T(=85%.3150000)


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Tlhng container rng l 20% tng ng: 567000T(=18%.3150000)

Tlhng container lnh l 10% tng ng: 315000T (=10%.3150000)

Githit 1 container c trng lng 24T.

Chiu cao xp container: Container c hng : 4 tng;

Container lnh: 2 tng;

Container rng: 3 tng.

b). Din tch kho bi container

Din tch bi v kho cha container rng

Bng 3-16: Din tch bi container v kho cha container rng

Stt i lng K hiu n vGi tr

Bi Kho rng

1 Lng hng qua cng (1 nm) Q Tn 3150000

2 Lng hng qua bi, kho Qn Tn 2992500 630000

3 Hskhng u lng hng k 1.2 1.2

4 Thi gian khai thc trong nm Tn ngy 365 365

5 Thi gian lubi tk ngy 9 15

6 Hsqua bi, kho 0.95 0.957 Sc cha kho, bi Ek m

2 34118 29515

8 Hssdng din tch hu ch kf 0.95 0.8

9 Ti trng khai thc mt kho, bi q T/m2 4 4

10 Din tch bi, kho Fk m2 22136 9223

11 Kch thc bi, kho nxBxL m2 6x37x100 2x54x100

Kho CFS

Din tch kho CFS tnh theo cng thc:

n

1C

R

NSCFS

Trong :

N Lng hng qua kho CFS trong 1 nm, trung bnh 10lng hng qua

cng qua kho CFS N = 0,1.Qn = 0,1 x 3150000.0,95= 299250 (T).

RHsquay vng (R = 15).


54/252



CHscng, phthuc vo loi hng v thi gian quay vng (c = 1).

nHssdng din tch (n = 0,7).

Ti trng khai thc trn nn kho, = 4 (T/m2).

Thay sta c:

CFS

299250 1 2S 1 2138(m )15 0,7 4

La chn kho CFS c kch thc: nxBxL = 2x42x96 (m)

c). Btr kho bi container

Kho bi c btr nh trong bn vs2, s3 v s4.

3.6.3. Kho bi hng bao kin

a). Dliu u vo

i vi hng bch ha: tlhng qua bi: 70%, tlhng qua kho: 25%, tl

hng chuyn thng n chhng: 5%.

i vi hng lng thc: t lhng qua kho: 95%, t lhng chuyn thng

n chhng: 5%.

Ti tng khai thc ti kho, bi: 4T/m2

b). Din tch kho bi

Kt qutnh ton c thhin trong bng sau.

Bng 3-17: Din tch kho bi bn hng bao kin

Stt i lng K hiu n vGi tr

Bi Kho

1 Lng hng qua cng (1 nm) Q Tn 17000002 Lng hng qua bi, kho Qn Tn 735000 880000

3 Hskhng u lng hng k 1.2 1.2

4 Thi gian khai thc trong nm Tn ngy 365 365

5 Thi gian lu bi tk ngy 20 8

6 Hsqua bi, kho 0.95 0.95

7 Sc cha kho, bi Ek m2 45912 21898

8 Hssdng din tch hu ch kf 0.95 0.8

9 Ti trng khai thc mt kho, bi q T/m2 4 4


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10 Din tch bi, kho Fk m2 12082 6871

11 Kch thc bi, kho nxBxL m2 4x42x802x48x80 +2x54x80

d). Btr kho bi hng bch ha

Kho bi hng bch ha btr nh trong bn vs2, s3 v s4.

3.7. Bin chcng

Scng nhn cng:

ch ph m

c

A A AN

F

Trong :

AchSlng ngica ca cng nhn chnh trong nm. (ngica)

AphSlng ngica ca cng nhn phc vtrong nm. (ngica)

AmSlng ngica ca cng nhn phc vKT trong nm. (ngica)

FSca cng tc ca mt ngi trong nm. Ly F theo tiu chun, F=265 ca.

Scng nhn chnh ca cng:

xb

nch ph

c

Q

A aP

vx

(5 10)%

b

nph

c

Q

a P

Trong :

QnbxLng hng bc xp theo cc phng n bc xp trong nm(T- bx).

PcTiu chun bc xp cng nhn theo phng n chn (T- bx/ngi - kp).

ic

c

PP

n

Pinh mc cng tc ca my (T/kp)

1 2. . .i kt k P P K K t (T/kp) (khi bc xp trn bi)

1 2. . . .i kt k P P K K t z (T/kp) (khi bc xpdi tu l)

PtkNng sut k thut ca my (T/h) ( tnh ton trong phn la chn thit b).

tkThi gian cng tc ca mt kp. (tk= 8h)

K1Hssdng sc nng ca my. K1= 0,7

K2Hssdng my trong 1 kp. K2= 0,77


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ncS cng nhn cho mt tuyn trong kp (nc) (Cn c vo iu kin lm

vic thc tla chn)

aphScng lao ng thc hin cng tc ph(trong nh mc cha xt n)

ly theo 5%xb

n

c

QP

Bng QTTKCNCB.

Slng kp ngi ca cng nhn phphc vtrong cng

Aph= 10%.Ach

Slng kp ngi ca cng nhn kthut phc vcho cng trong nm

m m tA O n v imi

QO

P

Trong :

OmSkp cng tc ca my trong nm. (my-kp)

QiLng hng bc xp ca my. (T/my)

Pinh mc cng tc ca my. (T/kp)

Kt qutnh ton c thhin trong bng di y.

Bng 3-18: Slng cng nhn phc vbn container

Stt Hng mc n vPhn n bc xp

Tng sTu xe

Tubi

Bi xe

1Lng hng bc xptrong nm (Qn

bx)1000T-bx 1 575

2992.5

2992.5

7 560

2nh mc bc xp chomt tuyn trong kp (Pi)

T/kp 10989 10989 2334

3S cng nhn cho mt

tuyn trong kp (nc)

ngi 9 9 7

4Tiu chun bc xp ca1 cng nhn (Pc)

T/ngi-kp

1221 1221 333 12715

5S cng bc xp(Qn

bx/Pc)ngi-kp 1290 2451 8975 1272

6S cng bc xp ph:10%(Qn

bx/Pc)ngi-kp 129 245 897 127

7Tng s cng bc xpchnh (Ach)

ngi-kp 1419 2696 9872 13987

8Tng s cng bc xp

ph (Aph)ngi kp 1399

9 Cng lm vic ca my kp-my 143 272 1282


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trong nm (Om)

10nh mc nhn lc

phc v my (Nt)kp ngi/kp my

0.5 0.5 0.3

11Cng lao ng phc vmy (A

m)

ngi kp 72 136 385 592

12 S cng nhn cng (Nc) ngi 61

13S cng nhn ngoicng (Nc)

ngi 16

14Cn b cng nhn vinhnh chnh s nghip

ngi 7

15Cn b cng nhn quanl cng tc hng

ngi 10

16 Tng s ngi 94

Bng 3-19: Slng cng nhn phc vbn hng kin

Stt Hng mc n vPhn n bc xp

Tng sTuxe

Tu biBixe

1Lng hng bc xptrong nm (Qn

bx)T-bx 85 1615 1615 3315

2nh mc bc xp chomt tuyn trong kp (Pi)

T/kp 2467 2467 540

3 S cng nhn cho mttuyn trong kp (nc) ngi 9 9 7

4Tiu chun bc xp ca1 cng nhn (Pc)

T/ngi-kp

274 274 77

5S cng bc xp(Qn

bx/Pc)ngi-kp 3648 5892 20935 30475

6S cng bc xp ph:10%(Qn

bx/Pc)ngi-kp 365 589 2094 3048

7Tng s cng bc xpchnh (Ach)

ngi-kp 4013 6481 23029 33523

8 Tng s cng bc xpph (A h)

ngi kp

3352

9Cng lm vic ca mytrong nm (Om)

kp-my 405 655 2991

10nh mc nhn lc phcv my (Nt)

kp ngi/kp my

0.5 0.5 0.3

11Cng lao ng phc vmy (Am)

ngi kp 203 327 897 1427

12 S cng nhn cng (Nc) ngi 145

13 S cng nhn ngoi cng(Nc) ngi 37


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14Cn b cng nhn vinhnh chnh s nghip

ngi 15

15Cn b cng nhn quanl cng tc hng

ngi 22

16 Tng s ngi 219Tng slng cng nhn phc vtrong ton cng l:

Nc= 94 + 219 = 313 (ngi)

3.8. Cc cng trnh kthut htng ca cng

3.8.1. Giao thng trong cng

La chn cc c trng ca ng nh sau:

ng trc bn rng 20m. ng sau khu bi rng ng 20m, bao gm clng.

Lng chn 2m.

Vt liu lm ng b tng nha.

Bn knh cong 60m.

dc ca ng i = 0.06% .

Bn cnh hthng ng t c btr rnh thot nc hp l.

3.8.2. Cc cng trnh kin trc ca cng

Nh cha xe nng hng

Nh cha xe nng hng c kch thc nh sau: LxB = 24x24m.

Nh iu hnh

Nh iu hnh c hnh dng chnht 3 tng c LxB = 36x18m.

Nh n v nh sinh hot

Ta nh hnh ch nht c kch thc nh sau: LxB = 70x30m.

Trm y t

Bn cnh nh sinh hot c btr phng y tvi din tch 30m2.

Xng sa cha c kh, thit bcng

Xng c b tr khu vc trung tm ca 2 bn ngay st bi container rng

pha sau, m bo container c lm sch v sa cha ngay ti cng khi c nhu

cu ca khch hng. C kch thc LxB = 100x40m.


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Xng bo dng thit b

Xng bo dng thit bcng c btr trung tm ca 2 khu bn, btr ray

m bo cho thit b RMG i vo thun tin. Kch thc ca ta nh: LxB =

65x35m.Bi xe

Ngay st cng vo c btr 2 nh xe cho cng nhn v cn bcng nhn

vin c kch thc LxB = 45x27.

Nh thng trc, bo vv kim tra container

Nh bo vt ngay cnh cng c din tch 25m2.

Nh cu haKch thc ca nh LxB = 35x21m.

Trm bm

Khu vc t trm bm trong khu vc nh cu ha v nh sa cha, lm sch

container, din tch 30m2.

Trm nhin liu

Trm nhin liu c din tch xy dng 30 m2

, c btr trong khu vc xngbo dng v trong khu vc u ko r mooc.

3.8.3. Hthng cp in

Ngun in

Ngun in cung cp c u ni vi h thng chung ca khu vc bng

ngun 22KV dn vo trm bin p bng cp ngm lun trong ng nha chu lc

chn ngm trong t su 1m.

Phti in

+ Ngun in phn phi:

+ Phc vcc nh: 400/230 V; 50 Hz; 3 pha; 4 dy.

+ Chiu sng ng v bi: 400/230 V; 50Hz; 3 pha; 4 dy.

+ Cp in cho cn trc: 6600 V; 3 pha.

Tn tht in p

+ ng 22 kV: 5%

+ ng in chiu sng: 5% Trm bin p


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Chn trm trong nh 4 my t ti khu vc bn container, hai my cng sut

mi my 4000KVA; 22/6,6KV cp in cho 8 cn trc trn mt bn. container. Hai

my cng sut mi my 1500 KVA cung cp in cho cc hng mc cn li ca

cng.

3.8.4. Hthng cp thot nc cng

a). Khi lng nc tiu th

Khi lng nc tiu thxc nh theo cng thc:

Q = (Q1 + Q2 + Q3 + Q4 + Q5).

Trong :

Hstnh n tn tht nc do cc nguyn nhn hng khng lng trc

c (r r, vng ng) v lng nc sdng cho cc vic khc m cha xt

n. Ta ly gi tr =1,15.

Q1Nc dng cho cng nhn cng:

Q1= Q1a+ Q1b= 7825 + 5625 = 13450 (lt)

Q1a= m.qVi m l scng nhn ca cng (ngi). Q1a= 313.25=7825 (lit)

qLng nc tiu chun dng cho mt kp. q = 25 lt/ngi

451 500. . . 5625

60Q b a b (lt)

aSkp cng tc, ta c gi tra = 3.

bSvi nc (5 ngi mt vi).

Q2 Nc dng cho cng nhn cng:

Q2= Q2a+ Q2b

Q2alng nc dng cho tu, 2a d d( )c cQ N t q t q Q2blng nc cho hnh khc v thin vin, Q2b= q.m.n

Do khng s liu chn Q2= 100 000 (lt/ngy m)

Q3 Nc phc vcho cc ta nh cng cng khc:

3 . 15.60 900i iQ q m (lt)

Trong :

qiTiu chun nc dng cho mt ngi. Vi q = 15lit/ngi.


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miQuy m cc ta nh trong cng.

m= 60 ngi l scng nhn vin hnh chnh.

Q4Nc dng cho xng sa cha v ta nh CN, chn Q4= 45000(lt)

Q5Nc dng cho vic ti lnh thcy xanh, chn Q5= 30000(lt)

Q6Nc dng cho phng ha. Lng nc ny ly bng10%5

1

i

i

Q

Q6= 10%(13450 + 100000 + 900 + 45000 + 30000) = 18935(lt)

Vy tng lng nc cn cho ton cng trong mt ngy m:

Q= 239528(lt)

b). Mng li cp thot nc sinh hotNgun nc

Ngun nc sch cung cp cho sinh hot c ly tngun nc my chung

ca tnh B RaVng Tu. Hthng nc my ny c dn n tn bn ngoi

hng ro ngoi cng.

S cng nghcp nc

i vi khu vc hnh chnh v sinh hot ca cng:

Ngun nc Bcha 200m3 trm bm Tc cha nc trn cao 50m3

Cc htiu thnc.

i vi khu vc cc bn container:

Ngun nc B cha 500m3 trm bm Tc cha nc trn cao

100m3 Cc htiu thnc.

Dc theo tuyn mp bn btr hng cp nc cho tu.

c). Mng ng ng cp nc cu ha

Ngun nc c bm trc tip tngun nc sng ra.

S cng nghcp nc cha chy:

Nc sng Trm bm nc cu ha ng ng cp nc cu ha

Trcu ha (Trbn ngoi).

d). Mng lt thot nc


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H thng thot nc c thit k thnh 1 h thng chung gm: thot nc

ma, nc thi sinh hot.

Thot nc ma: Nc ma c thu vo rnh BTCT v cc ging thu

nc btr 2 bn mp ng v trn mt bi chy vo cc ging kim tratheo ng cng BTCT chung dn ra khu xl nc thi v ra bin.

Thot nc sinh hot v sn xut

Cc ngun nc thi:

Nc thi sinh hot tcc nh vsinh, nh tm tcc khu vn phng c cha

hm lng cht hu c, cht rn l lng.

Nc thi sn xut: Bao gm nc thi txng c kh, kho bi c cha hm

lng cao cht rn, du m, cht hu c kim loi.

Bin php xl:

Nc thi sinh hot thng c xl bng phng php sinh hc, phng

php c phbin hin nay l dng cc bthoi lng cc cht rn, phn hu

v ym kh cc cht hu c v cht cn, phn nc trong chy ra ngoi ng ng

chung.

Nc thi sn xut c a ra h thng tch du trc khi thi ra ngoi.

Lng du thu c bm gom vo thng cha v c thti sinh lm nhin liu t.

3.8.5. Hthng thng tin lin lc

Btr hthng thng tin lin lc gia cc phng ban thun tin trong qun

l v khai thc cng.Kt ni internet cho cc phng ban cp nht thng tin v

phc vcng vic ca cc kthut vin.

B tr trm in thoi tng phc v cho cc khch hng v cc c quan

hnh chnh ca cng cng nh phc vcho tu cnh bn. Trm ny ni lin vimng li thng tin lin lc ton quc. Ngoi ra trong cng cn trang bh thng

loa phng thanh thng bo tin tc trong cng, tn hiu phng ho v an ton lao

ng, cc ng hin v v tuyn cho cng nhn i lm vic v hnh khch.

3.8.6. Hthng phng chy cha chy

Hthng phng chy


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