Notc= 950 Mo 160 QotcR= 382.5 b= 1.5F= 2.710414F'= 3.252496k= l/b 1.4b= 1.524209 Pmax=b,l= 1.5 2.1 529.5057

1.7 2.4 397.1961kieåm tra ñieàu kieän aùp löïc treân maët lôùp ñaát yeáuöùng suaát baûn thaân va gay lungaây luùn z= 232.8431 bt day mong 2gay lun z=hd 126.2098bt= 45.24 m1 m2gl+bt= 171.4498 1.2 1.1Hy 2.6gamaII" 45.24Fy 8.173689by= 2.530311R= 226.9122

b' 0.85l' 1.2

Ñieåm Ñoä saâu z z/b ko Egl Ebt1 0 0 1 232.8431 27.842 0.5 0.294118 0.683848 159.2293 36.543 1 0.588235 0.5420381 126.2098 45.244 1.4 0.823529 0.4402279 102.504 55.445 1.8 1.058824 0.3495956 81.40093 63.646 2.3 1.352941 0.2601787 60.58083 68.047 2.8 1.647059 0.1959823 45.63313 72.448 3.3 1.941176 0.1507632 35.10417 76.849 3.8 2.235294 0.1186213 27.62015 81.24

10 4.3 2.529412 0.0953197 22.19453 85.6411 4.8 2.823529 0.0780445 18.17213 90.04

Nott Mott Qott ho hm1140 192 42 1.4 1.6

l b L B lcot2.4 1.7 1 0.675 0.4

Pmax= 438.2353 Ptb= 279.4118Pmin= 120.5882p1= 305.8824M11=Pmax+P1)/2*L2b/2= 316.25M2=Ptb*lB2/2= 152.7684ho>= 0.20562Choïn ho= 0.6 Pm= 385.2941Ñieàu kieän kieåm tra ñam thuûngLöïc ñaâm thuûng 280Löc choáng ñaâm thuûn 376.2Chooïng chieàu cao moùng 0.6Chieàu cao laøm vieäc 0.57Pmax= 438.2353 Ptb= 279.4118Pmin= 120.5882p1= 305.8824M11=Pmax+P1)/2*L2b/2= 316.25M2=Ptb*lB2/2= 152.7684

Fa1= 0.002202Fa2= 0.001064

kiem tra

dieu kien dam thungNtt Mtt Qtt ho hm

c1 1140 192 42 1.6c2

tai tinh toan tai tieu chuan F cot

cot C1 1140 950 12436.36192 16042 35

cot C2 864 720 9425.455104.4 8717.04 14.2

tuong T3 384 320 4189.09142 357.2 6

0 k= 1.2xac dinh tiet dien cot

0 100 2000.93 0.926 0.897

35hm 1.6

Pmin= Ptb= R= 1.2R=137.6689 333.5873 382.5 459132.4902 264.8431 391.5 469.8

hñ= 1 delta 0.35ko 0.542038

A B D0.195 1.81 4.26

phan Lop day P1 e1 Egltb P2 e2

1 0.5 32.19 0.929 196.0362 228.2262 350002 0.5 40.89 0.928 142.7196 183.6096 350003 0.4 50.34 0.928 114.3569 164.6969 0.9072384 0.4 59.54 0.928 91.95249 151.4925 0.9110675 0.5 65.84 0.927 70.99088 136.8309 0.9153196 0.5 70.24 0.927 53.10698 123.347 0.9192297 0.5 74.64 0.927 40.36865 115.0087 0.9216478 0.5 79.04 0.927 31.36216 110.4022 0.9229839 0.5 83.44 0.927 24.90734 108.3473 0.9235799 0.5 87.84 0.926 20.18333 108.0233 0.923673

110

bcot0.35

Pmax Pmin

L B lcot bcot

chon cot l

35x40 40 mac Bt

30x35 35

400

300 4000.871 0.847

S

0.002240.0016310.0043070.0035130.0030310.0020160.0013890.0010420.0008880.0006040.020662

Notc= 720 Mo 87 QotcR= 382.5 b= 1.5F= 2.054208F'= 2.46505k= l/b 1.4b= 1.326933 Pmax=b,l= 1.4 1.96 416.795

1.5 2.1 360.0907kieåm tra ñieàu kieän aùp löïc treân maët lôùp ñaát yeáuöùng suaát baûn thaân va gay lungaây luùn z=0 228.5714 bt day mong 2gay lun z=hd 115.7667bt= 45.24 m1 m2gl+bt= 161.0067 1.2 1.1Hy 2.6gamaII" 45.24Fy 6.763601by= 2.317938R= 225.9063

b' 0.75l' 1.05

Ñieåm Ñoä saâu z z/b ko Egl Ebt1 0 0 1 228.5714 27.842 0.5 0.333333 0.6612842 151.1507 36.543 1 0.666667 0.5064795 115.7667 45.244 1.4 0.933333 0.3947764 90.2346 55.445 1.8 1.2 0.3018796 69.00106 63.646 2.3 1.533333 0.2169501 49.58861 68.047 2.8 1.866667 0.1597411 36.51224 72.448 3.3 2.2 0.1210969 27.67928 76.849 3.8 2.533333 0.0943635 21.5688 81.24

10 4.3 2.866667 0.0753282 17.21788 85.6411 4.8 3.2 0.061389 14.03176 90.04

Nott Mott Qott ho hm1070 292 42 1.4 1.6

l b L B lcot2.1 1.5 0.85 0.575 0.4

Pmax= 665.4875 Ptb= 339.6825Pmin= 13.87755p1= 401.7406M11=Pmax+P1)/2*L2b/2= 289.1521M2=Ptb*lB2/2= 117.9229ho>= 0.209311Choïn ho= 0.6 Pm= 587.9149Ñieàu kieän kieåm tra ñam thuûngLöïc ñaâm thuûng 235.01296Löc choáng ñaâm thuûng 376.2Chooïng chieàu cao moùng 0.6Chieàu cao laøm vieäc 0.57Pmax= 665.4875 Ptb= 339.6825Pmin= 13.87755p1= 401.7406M11=Pmax+P1)/2*L2b/2= 289.1521M2=Ptb*lB2/2= 117.9229

Fa1= 0.002013Fa2= 0.000821

kiem tradieu kien dam thungNtt Mtt Qtt ho hm

c1 864 104.4 17.04 1.6c2

tai tinh toan tai tieu chuan F cot

cot C1 1140 950 12436.36192 16042 35

cot C2 864 720 9425.455104.4 8717.04 14.2

tuong T3 384 320 4189.09142 357.2 6

0 k= 1.2xac dinh tiet dien cot

0 100 2000.93 0.926 0.897

14.2hm 1.6

Pmin= Ptb= R= 1.2R=171.9863 294.3907 378 453.6161.0522 260.5714 382.5 459

hñ= 1 delta 0.3ko 0.506479

A B D0.195 1.81 4.26

phan Lop day P1 e1 Egltb P2 e2

1 0.5 32.19 0.929 189.8611 222.0511 350002 0.5 40.89 0.928 133.4587 174.3487 350003 0.4 50.34 0.928 103.0007 153.3407 0.9105314 0.4 59.54 0.928 79.61783 139.1578 0.9146445 0.5 65.84 0.927 59.29483 125.1348 0.9187116 0.5 70.24 0.927 43.05042 113.2904 0.9221467 0.5 74.64 0.927 32.09576 106.7358 0.9240478 0.5 79.04 0.927 24.62404 103.664 0.9249379 0.5 83.44 0.927 19.39334 102.8333 0.925178

10 0.5 87.84 0.926 15.62482 103.4648 0.924995

110

bcot0.35

Pmax Pmin

L B lcot bcot

chon cot l

35x40 40 mac Bt

30x35 35

400

300 4000.871 0.847

S

0.002170.0015250.0036240.0027710.0021510.00126

0.0007660.0005350.0004730.0002610.015536

Notc= 320 Mo 35 QotcR= 360 l 1F= 0.97561F'= 1.170732k= l/bb= 1.170732 Pmax=l,b 1 1.3 436.497

1 1.4 397.102kieåm tra ñieàu kieän aùp löïc treân maët lôùp ñaát yeáuöùng suaát baûn thaân va gay lungaây luùn z= 228.5714 bt day mong 2gay lun z=hd 157.7143bt= 45.24 m1 m2gl+bt= 202.9543 1.2 1.1Hy 2.6gamaII" 45.24Fy 2.206522by= 1.29884R= 221.0797

b' 0.5l' 0.7

Ñieåm Ñoä saâu z z/b ko Egl Ebt1 0 0 1 228.5714 27.842 0.5 0.36 0.905 206.86 36.543 1 0.71 0.69 157.71 45.244 1.4 1 0.55 125.71 55.445 1.8 1.29 0.45 102.86 63.646 2.3 1.64 0.366 83.66 68.047 2.8 2 0.306 69.94 72.448 3.3 2.36 0.262 59.89 76.849 3.8 2.71 0.23 52.57 81.24

10 4.3 3.07 0.204 46.63 85.6411 4.8 3.43 0.183 41.83 90.0412 5.4 3.86 0.163 37.26 95.3213 5.9 4.21 0.15 34.29 100.6214 6.4 4.57 0.138 31.54 105.92

15 6.9 4.93 0.128 29.26 111.2216 7.4 5.29 0.12 27.43 116.5217 7.9 5.64 0.112 25.6 121.8218 8.4 6 0.106 24.23 127.12

Nott Mott Qott ho hm384 42 7.2 1.4 1.6

l b L B lcot1 1.4 0.3 0 0.4

Pmax= 503.6571 Ptb= 274.2857Pmin= 44.91429p1= 366.0343M11=Pmax+P1)/2*L2b/2= 11.53008M2=Ptb*lB2/2= 0ho>= 0.043264Choïn ho= 0.3 Pm= 503.6571Ñieàu kieän kieåm tra ñam thuûngLöïc ñaâm thuûng 0Löc choáng ñaâm thuûn 257.4Chooïng chieàu cao moùng 0.3Chieàu cao laøm vieäc 0.27Pmax= 503.6571 Ptb= 274.2857Pmin= 44.91429p1= 366.0343M11=Pmax+P1)/2*L2b/2= 27.39528M2=Ptb*lB2/2= 0

Fa1= 0.000403 cmFa2= 0

kiem tradieu kien dam thungNtt Mtt Qtt ho hm

c1 384 42 7.2 1.6c2

tai tinh toan tai tieu chuan F cot

cot C1 1140 950 48253.97192 16042 35

cot C2 864 720 36571.43104.4 8717.04 14.2

tuong T3 384 320 16253.9742 357.2 6

0 k= 1.2xac dinh tiet dien cot

0 100 2000.93 0.926 0.897

6hm 1.6

Pmin= Ptb= R= 1.2R=119.8107 278.1538 360 432124.0408 260.5714 360 432

hñ= 1 delta 0.2ko 0.69

A B D0.195 1.81 4.26

phan Lop day P1 e1 Egltb P2 e2

1 0.5 32.19 0.929 217.72 249.91 350002 0.5 40.89 0.928 182.29 223.18 350003 0.4 50.34 0.928 141.71 192.05 0.8994 0.4 59.54 0.928 114.29 173.83 0.9055 0.5 65.84 0.927 93.26 159.1 0.9096 0.5 70.24 0.927 76.8 147.04 0.9127 0.5 74.64 0.927 64.92 139.56 0.9158 0.5 79.04 0.927 56.23 135.27 0.9169 0.5 83.44 0.927 49.6 133.04 0.916

10 0.5 87.84 0.926 44.23 132.07 0.91711 0.6 92.68 0.926 39.55 132.23 0.91712 0.5 97.97 0.926 35.78 133.75 0.91613 0.5 103.27 0.925 32.92 136.19 0.916

14 0.5 108.57 0.924 30.4 138.97 0.91515 0.5 113.87 0.922 28.35 142.22 0.91416 0.5 119.17 0.92 26.52 145.69 0.91317 0.5 124.47 0.919 24.92 149.39 0.912

bcot1

Pmax Pmin

L B lcot bcot

chon cot l

35x40 40 mac Bt

30x35 35

400

300 4000.871 0.847

S

0.00250.00210.006

0.00480.00470.00390.00310.00290.00290.00230.00280.00260.0023

0.00230.00210.00180.00180.0509