{"id":13190,"date":"2022-01-06T10:38:12","date_gmt":"2022-01-06T10:38:12","guid":{"rendered":"https:\/\/www.geoquest-group.com.vn\/reinforced-earth\/duong-chui-danh-cho-xe-co-rewa\/"},"modified":"2025-02-04T09:49:50","modified_gmt":"2025-02-04T09:49:50","slug":"duong-chui-danh-cho-xe-co-rewa","status":"publish","type":"avada_portfolio","link":"https:\/\/www.geoquest-group.com.vn\/vi\/reinforced-earth\/duong-chui-danh-cho-xe-co-rewa\/","title":{"rendered":"\u0110\u01b0\u1eddng chui d\u00e0nh cho xe c\u1ed9, Rewa"},"content":{"rendered":"
KI\u1ec2U<\/p><\/div><\/div>
Lo\u1ea1i m\u1eb7t ti\u1ec1n
TerraClass\u00ae<\/p>\n<\/div><\/div><\/div>
NG\u01af\u1edcI S\u1ede H\u1eeeU<\/p><\/div><\/div>
T\u1eadp \u0111o\u00e0n ph\u00e1t tri\u1ec3n \u0111\u01b0\u1eddng Madhya Pradesh C\u00f4ng ty TNHH<\/p>\n<\/div><\/div><\/div>
NH\u00c0 TH\u1ea6U<\/p><\/div><\/div>
C\u00f4ng ty TNHH Dilip Buildcon<\/p>\n<\/div><\/div><\/div>
N\u0102M X\u00c2Y D\u1ef0NG<\/p><\/div><\/div>
9\/2012 \u0111\u1ebfn 7\/2014<\/p>\n<\/div><\/div><\/div>
NH\u00c0 THI\u1ebeT K\u1ebe + T\u01af V\u1ea4N<\/p><\/div><\/div>
D\u1ef1 \u00e1n b\u1ed1n l\u00e0n REWA-MP\/UP \u0110o\u1ea1n bi\u00ean gi\u1edbi QL-7 d\u00e0i 89,3 km \u1edf bang Madhya Pradesh \u0111\u00e3 \u0111\u01b0\u1ee3c trao cho Vindhyachal Expressways Pvt Ltd, m\u1ed9t Ph\u01b0\u01a1ng ti\u1ec7n M\u1ee5c \u0111\u00edch \u0110\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c th\u00e0nh l\u1eadp b\u1edfi JMC Projects India Ltd, \u0111\u01a1n v\u1ecb \u0111\u00e3 ch\u1ec9 \u0111\u1ecbnh Dilip Buildcon Ltd (DBL) l\u00e0m nh\u00e0 th\u1ea7u cho d\u1ef1 \u00e1n n\u00e0y. DBL \u0111\u00e3 giao ph\u00f3 cho Geoquest t\u1ea1i \u1ea4n \u0110\u1ed9 nhi\u1ec7m v\u1ee5 thi\u1ebft k\u1ebf v\u00e0 cung c\u1ea5p h\u1ec7 th\u1ed1ng Reinforced Earth\u00ae cho c\u00e1c b\u1ee9c t\u01b0\u1eddng c\u00e1nh c\u1ee7a \u0111\u01b0\u1eddng h\u1ea7m d\u00e0nh cho xe c\u1ed9.<\/p>\n
Trong nhi\u1ec1u cu\u1ed9c th\u1ea3o lu\u1eadn v\u1edbi DBL, Geoquest t\u1ea1i \u1ea4n \u0110\u1ed9 nh\u1eadn ra r\u1eb1ng th\u1eddi gian l\u00e0 m\u1ed1i quan t\u00e2m h\u00e0ng \u0111\u1ea7u c\u1ee7a DBL. Do \u0111\u00f3, Geoquest t\u1ea1i \u1ea4n \u0110\u1ed9 \u0111\u1ec1 xu\u1ea5t x\u00e2y d\u1ef1ng m\u1ed1 tr\u1ee5 c\u1ea7u th\u1ef1c s\u1ef1 b\u1eb1ng C\u00f4ng ngh\u1ec7 Reinforced Earth\u00ae (TechAbutment\u00ae) c\u00f9ng v\u1edbi c\u00e1c b\u1ee9c t\u01b0\u1eddng c\u00e1nh \u0111\u1ec3 x\u00e2y d\u1ef1ng VUP. <\/p>\n
Geoquest t\u1ea1i \u1ea4n \u0110\u1ed9 \u0111\u00e3 \u0111\u01b0a ra \u0111\u1ec1 xu\u1ea5t k\u1ef9 thu\u1eadt v\u1ec1 vi\u1ec7c x\u00e2y d\u1ef1ng TechAbutment\u00ae cho c\u00e1c VUP n\u00e0y. Geoquest t\u1ea1i \u1ea4n \u0110\u1ed9 nh\u1eadn ra r\u1eb1ng TechSlab \u1ee9ng su\u1ea5t sau, trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a \u0111\u1ed9 d\u00e0y c\u1ee7a t\u1ea5m b\u00ea t\u00f4ng xu\u1ed1ng c\u00f2n 750mm, gi\u00fap gi\u1ea3m t\u1ea3i tr\u1ecdng ch\u1ebft tr\u00ean TechAbutment\u00ae. Theo \u0111\u00f3, k\u1ef9 thu\u1eadt gi\u00e1 tr\u1ecb \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n v\u1edbi Freyssinet. Ng\u01b0\u1eddi ta c\u0169ng cho r\u1eb1ng t\u1ea5m m\u1ecfng ph\u00eda tr\u00ean c\u0169ng s\u1ebd l\u00e0m gi\u1ea3m chi\u1ec1u d\u00e0i c\u1ee7a c\u1ea3 hai ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn, l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng l\u1ea5p \u0111\u1ea7y ph\u00eda sau c\u0169ng nh\u01b0 h\u1ec7 th\u1ed1ng r\u00e0o ch\u1eafn ch\u1ed1ng va ch\u1ea1m. Freyssinet Menard India, m\u1ed9t c\u00f4ng ty ch\u1ecb em c\u1ee7a Geoquest t\u1ea1i \u1ea4n \u0110\u1ed9, \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn \u0111\u1ec3 thi\u1ebft k\u1ebf v\u00e0 x\u00e2y d\u1ef1ng t\u1ea5m PT trong d\u1ef1 \u00e1n.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div><\/div>
Ban \u0111\u1ea7u, c\u00f4ng vi\u1ec7c \u0111\u01b0\u1ee3c b\u1eaft \u0111\u1ea7u t\u1ea1i Ch. 222+490 \u1edf ph\u00eda A1, Ch.218+790 \u1edf ph\u00eda A1 v\u00e0 Ch. 193+350 \u1edf ph\u00eda A2 l\u1ea7n l\u01b0\u1ee3t v\u00e0o c\u00e1c th\u00e1ng 2, 3 v\u00e0 4 n\u0103m 2013. Tuy nhi\u00ean, do v\u1ea5n \u0111\u1ec1 thu h\u1ed3i \u0111\u1ea5t \u1edf c\u00e1c \u0111\u1ea7u b\u00ean kia n\u00ean m\u1eb7t ti\u1ec1n kh\u00f4ng c\u00f3 s\u1eb5n \u0111\u1ec3 l\u1eafp d\u1ef1ng c\u00f9ng l\u00fac. C\u00f4ng vi\u1ec7c kh\u00f4ng th\u1ec3 ti\u1ebfp t\u1ee5c \u1edf c\u00e1c m\u1eb7t tr\u1eadn s\u1eb5n c\u00f3 do l\u01b0\u1ee3ng m\u01b0a l\u1edbn trong gi\u00f3 m\u00f9a.<\/p>\n
Ng\u01b0\u1eddi ta c\u0169ng nh\u1eadn th\u1ea5y r\u1eb1ng v\u1eadt li\u1ec7u san l\u1ea5p \u0111\u01b0\u1ee3c ch\u1ecdn cho c\u00f4ng tr\u00ecnh c\u00f3 t\u00ednh d\u1ebbo cao v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn \u0111\u1ec3 s\u1eed d\u1ee5ng. Geoquest t\u1ea1i \u1ea4n \u0110\u1ed9 \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t v\u1edbi DBL t\u0103ng t\u1ef7 l\u1ec7 v\u1eadt li\u1ec7u th\u00f4 c\u00f3 c\u1ea5p ph\u1ed1i t\u1ed1t trong \u0111\u1ea5t l\u1ea5p \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u1ec9 s\u1ed1 d\u1ebbo mong mu\u1ed1n. Sau \u0111\u1ee3t gi\u00f3 m\u00f9a, c\u1ea3 n\u0103m m\u1eb7t tr\u1eadn \u0111\u1ec1u \u0111\u01b0\u1ee3c th\u00f4ng tho\u00e1ng \u0111\u1ec3 x\u00e2y d\u1ef1ng. Vi\u1ec7c x\u00e2y d\u1ef1ng TechAbutment\u00ae cho n\u0103m c\u1ea5u tr\u00fac n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh t\u1ed1t \u0111\u1eb9p v\u00e0o th\u00e1ng 5 n\u0103m 2014. V\u00e0o th\u1eddi \u0111i\u1ec3m n\u00e0y, Freyssinet Menard \u1ea4n \u0110\u1ed9 c\u0169ng \u0111\u00e3 b\u1eaft \u0111\u1ea7u ho\u1ea1t \u0111\u1ed9ng cho Post Tensioned TechSlab. C\u00e1c \u0111\u01b0\u1eddng h\u1ea7m \u0111\u00e3 \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh th\u00e0nh c\u00f4ng v\u00e0o th\u00e1ng 9 n\u0103m 2014 v\u00e0 \u0111\u01b0a v\u00e0o v\u1eadn h\u00e0nh giao th\u00f4ng.<\/p>\n<\/div><\/div><\/div>
Trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf chi ti\u1ebft, Geoquest t\u1ea1i \u1ea4n \u0110\u1ed9 \u0111\u00e3 s\u1eed d\u1ee5ng b\u00ed quy\u1ebft k\u1ef9 thu\u1eadt n\u1ed9i b\u1ed9 \u0111\u1ec3 thi\u1ebft k\u1ebf TechAbutment\u00ae b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng D\u1ea3i th\u00e9p m\u1ea1 k\u1ebdm c\u00f3 \u0111\u1ed9 b\u00e1m d\u00ednh cao (50\u00d74, HA) \u0111\u1ea1t ti\u00eau chu\u1ea9n ASTM A572 \u2013 93 C\u1ea5p 65 (d\u1ea3i th\u00e9p c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o t\u1ed1i thi\u1ec3u, c\u01b0\u1eddng \u0111\u1ed9 630Nmm-2 v\u00e0 gi\u1edbi h\u1ea1n ch\u1ea3y 480N\/mm2) l\u00e0m c\u1ed1t th\u00e9p \u0111\u1ea5t. Thi\u1ebft k\u1ebf \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo BS 8006-1995. T\u1ea3i tr\u1ecdng tr\u00ean t\u01b0\u1eddng \u0111\u01b0\u1ee3c xem x\u00e9t theo h\u01b0\u1edbng d\u1eabn c\u1ee7a IRC (\u0110\u1ea1i h\u1ed9i \u0110\u01b0\u1eddng b\u1ed9 \u1ea4n \u0110\u1ed9):6-2010. Thi\u1ebft k\u1ebf kh\u00e1ng ch\u1ea5n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n d\u1ef1a tr\u00ean ti\u00eau chu\u1ea9n Ph\u00e1p AFNOR NF-P 94-220.<\/p>\n
V\u1eadt li\u1ec7u l\u1ea5p \u0111\u01b0\u1ee3c ch\u1ecdn l\u1ecdc t\u1ed1t c\u00f3 g\u00f3c ma s\u00e1t trong (\u0424) \u2265 32o v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng \u0111\u01a1n v\u1ecb c\u1ee7a \u0111\u1ea5t (\u03b3) \u2264 20 kN\/m3 v\u00e0 v\u00f9ng \u0111\u1ecba ch\u1ea5n \u2013 III theo IS 1893 (Ph\u1ea7n I) \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"
‘TechAbutment\u00ae’ d\u00e0nh cho n\u0103m \u0110\u01b0\u1eddng h\u1ea7m d\u00e0nh cho xe c\u1ed9 d\u00e0nh cho REWA, MP\/UP \u0110o\u1ea1n bi\u00ean gi\u1edbi c\u1ee7a NH-7, \u1edf bang Madhya Pradesh, \u1ea4n \u0110\u1ed9<\/p>\n","protected":false},"author":5977,"featured_media":9983,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"footnotes":""},"portfolio_category":[421,425],"portfolio_skills":[],"portfolio_tags":[],"class_list":["post-13190","avada_portfolio","type-avada_portfolio","status-publish","format-standard","has-post-thumbnail","hentry","portfolio_category-case-study-vi","portfolio_category-pure-abutment-vi"],"yoast_head":"\n