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TCVN T I U C H U N Q U C G I A
TCVN 8860-11 : 2011
Xut bn ln 1
B TNG NHA - PHNG PHP TH - PHN 11: XC NH RNG LP Y NHA
Asphalt Concrete Test methods
Part 11: Determination of Voids filled with asphalt
H NI - 2011
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TCVN 8860-11 : 2011
2
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TCVN 8860-11 : 2011
3
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TCVN 8860-11 : 2011
4
Mc lc
1 Phm vi p dng
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5
2 Ti liu vin dn
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5
3 Thut ng v nh ngha
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5
4 Xc nh rng lp y nha
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5
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TCVN 8860-11 : 2011
5
Li ni u
TCVN 8860-11 : 2011 c chuyn i t 22 TCN 62-84 theo quy nh ti khon
1
iu 69 ca Lut Tiu chun v Quy chun k thut v im a khon 1 khon 1
iu
7 Ngh nh s 127/2007/N-CP ngy 1/8/2008 ca Chnh ph quy nh chi tit
thi
hnh mt s iu ca Lut Tiu chun v Quy chun k thut.
TCVN 8860-11 : 2011 do Vin Khoa hc v Cng ngh Giao thng Vn ti
bin
son, B Giao thng Vn ti ngh, Tng cc Tiu chun o lng cht lng
thm nh, B Khoa hc v Cng ngh Cng b.
B tiu chun TCVN 8860 : 2011 B tng nha Phng php th gm mi hai
phn:
- TCVN 8860-1 : 2011, Phn 1: Xc nh n nh, do Marshall
- TCVN 8860-2 : 2011, Phn 2: Xc nh hm lng nha bng phng php
chit s dng my quay li tm
- TCVN 8860-3 : 2011, Phn 3: Xc nh thnh phn ht
- TCVN 8860-4 : 2011, Phn 4: Xc nh t trng ln nht, khi lng ring
ca b
tng nha trng thi ri
- TCVN 8860-5 : 2011, Phn 5: Xc nh t trng khi, khi lng th tch ca
b
tng nha m nn
- TCVN 8860-6 : 2011, Phn 6: Xc nh chy nha
- TCVN 8860-7 : 2011, Phn 7: Xc nh gc cnh ca ct
- TCVN 8860-8 : 2011, Phn 8: Xc nh h s cht lu ln
- TCVN 8860-9 : 2011, Phn 9: Xc nh rng d
- TCVN 8860-10 : 2011, Phn 10: Xc nh rng ct liu
- TCVN 8860-11 : 2011, Phn 11: Xc nh rng lp y nha
- TCVN 8860-12 : 2011, Phn 12: Xc nh n nh cn li ca b tng nha
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5
T I U C H U N Q U C G I A TCVN 8860-11 : 2011
B tng nha - Phng php th -
Phn 11: Xc nh rng lp y nha
Asphalt Concrete - Test methods -
Part 11: Determination of Voids filled with asphalt
1 Phm vi p dng
rng lp y nha l mt trong nhng ch tiu phc v cho vic thit k hn hp b
tng nha (BTN).
2 Ti liu vin dn
Cc ti liu vin dn sau rt cn thit cho vic p dng tiu chun ny. i vi
cc ti liu vin dn ghi nm
ban hnh th p dng bn c nu. i vi cc ti liu vin dn khng ghi nm ban
hnh th p dng phin
bn mi nht, bao gm c cc sa i (nu c).
TCVN 8860-9 : 2011, B tng nha - Phng php th - Phn 9: Xc nh rng
d.
TCVN 8860-10 : 2011, B tng nha - Phng php th - Phn 10: Xc nh rng
ct liu.
3 Thut ng v nh ngha
Trong tiu chun ny s dng thut ng v nh ngha sau:
rng lp y nha (Voids filled with asphalt)
Th tch ca khong trng gia cc ht ct liu (VMA) ca hn hp BTN b phn
nha c hiu chim ch.
4 Xc nh t l rng lp y nha
rng lp y nha ca b tng nha (VFA), tnh bng phn trm (%), chnh xc ti
0,1 %, theo cng thc:
100)(
VMA
VVMAVFA a
trong :
VMA l rng ct liu ca b tng nha, tnh bng phn trm (%), theo TCVN
8860-10 : 2011;
Va l rng d ca b tng nha m nn, tnh bng phn trm (%), theo TCVN
8860-9 :
2011.
