{"id":4527,"date":"2026-06-26T02:45:54","date_gmt":"2026-06-26T02:45:54","guid":{"rendered":"http:\/\/luyitraffic.com\/?p=4527"},"modified":"2026-06-29T01:16:29","modified_gmt":"2026-06-29T01:16:29","slug":"aashto-m180-u-post-highway-guardrail-system-for-middle-east-market","status":"publish","type":"post","link":"https:\/\/luyitraffic.com\/vi\/aashto-m180-u-post-highway-guardrail-system-for-middle-east-market\/","title":{"rendered":"H\u1ec7 th\u1ed1ng lan can b\u1ea3o v\u1ec7 \u0111\u01b0\u1eddng cao t\u1ed1c ki\u1ec3u c\u1ed9t ch\u1eef U AASHTO M180 d\u00e0nh cho th\u1ecb tr\u01b0\u1eddng Trung \u0110\u00f4ng"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt an to\u00e0n giao th\u00f4ng \u0111\u01b0\u1eddng b\u1ed9, s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa c\u1ed9t U Post, mi\u1ebfng \u0111\u1ec7m U Spacer v\u00e0 d\u1ea7m W Beam t\u1ea1o th\u00e0nh m\u1ed9t gi\u1ea3i ph\u00e1p b\u1ea3o v\u1ec7 m\u00f4-\u0111un c\u1ed5 \u0111i\u1ec3n v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng cao. V\u1edbi thi\u1ebft k\u1ebf k\u1ebft c\u1ea5u ho\u00e0n thi\u1ec7n, hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc \u0111\u00e1ng tin c\u1eady v\u00e0 t\u00ednh n\u0103ng l\u1eafp \u0111\u1eb7t thu\u1eadn ti\u1ec7n, gi\u1ea3i ph\u00e1p n\u00e0y \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng l\u1ef1a ch\u1ecdn ch\u1ee7 \u0111\u1ea1o cho c\u00e1c d\u1ef1 \u00e1n b\u1ea3o v\u1ec7 \u0111\u01b0\u1eddng cao t\u1ed1c t\u1ea1i nhi\u1ec1u khu v\u1ef1c tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ed9t U \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u1ea5u tr\u00fac ch\u1ecbu l\u1ef1c ch\u00ednh c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng lan can b\u1ea3o v\u1ec7. M\u1eb7t c\u1eaft ngang h\u00ecnh ch\u1eef U c\u1ee7a c\u1ed9t mang l\u1ea1i \u0111\u1ed9 c\u1ee9ng u\u1ed1n v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u1ebft c\u1ea5u tuy\u1ec7t v\u1eddi, t\u1eeb \u0111\u00f3 cung c\u1ea5p s\u1ef1 h\u1ed7 tr\u1ee3 \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 \u0111\u00e1ng tin c\u1eady cho d\u1ea7m W. Khi xe va ch\u1ea1m, c\u1ed9t U Post ch\u1ecbu l\u1ef1c v\u00e0 ph\u00e2n t\u00e1n l\u1ef1c va ch\u1ea1m m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng u\u1ed1n cong c\u1ee5c b\u1ed9 v\u00e0 m\u1ea5t \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u1ed9t. Trong khi gi\u1ea3m t\u1ea3i tr\u1ecdng va ch\u1ea1m truy\u1ec1n sang xe v\u00e0 h\u00e0nh kh\u00e1ch, c\u1ed9t n\u00e0y v\u1eabn duy tr\u00ec ch\u1ee9c n\u0103ng d\u1eabn h\u01b0\u1edbng cho c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n m\u1ea5t ki\u1ec3m so\u00e1t v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00ednh d\u1ef1 ph\u00f2ng b\u1ea3o v\u1ec7 cho to\u00e0n b\u1ed9 k\u1ebft c\u1ea5u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ec1 m\u1eb7t l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u, c\u1ed9t U th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb th\u00e9p m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng lo\u1ea1i Q235B ho\u1eb7c Q355B, v\u1edbi \u0111\u1ed9 d\u00e0y l\u1edbp m\u1ea1 k\u1ebdm l\u00ean \u0111\u1ebfn 80 micron \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe v\u1ec1 ch\u1ed1ng \u0103n m\u00f2n. Thi\u1ebft k\u1ebf m\u1eb7t c\u1eaft ngang c\u1ee7a s\u1ea3n ph\u1ea9m n\u00e0y c\u00e2n b\u1eb1ng gi\u1eefa tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 v\u00e0 \u0111\u1ed9 b\u1ec1n k\u1ebft c\u1ea5u, ph\u00f9 h\u1ee3p \u0111\u1ec3 l\u1eafp \u0111\u1eb7t trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t kh\u00e1c nhau. S\u1ea3n ph\u1ea9m t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t nh\u01b0 \u0111\u00f3ng c\u1ecdc, ch\u00f4n c\u1ecdc v\u00e0 g\u1eafn b\u1eb1ng m\u1eb7t b\u00edch, gi\u00fap tri\u1ec3n khai hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image aligncenter size-large\"><img alt=\"\" fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"279\" data-id=\"4969\" src=\"http:\/\/luyitraffic.com\/wp-content\/uploads\/2026\/06\/AASHTO-M180-U-Post-Highway-GuardrailSystem-for-Middle-East-Market-2-1024x279.webp\" class=\"wp-image-4969\" srcset=\"https:\/\/luyitraffic.com\/wp-content\/uploads\/2026\/06\/AASHTO-M180-U-Post-Highway-GuardrailSystem-for-Middle-East-Market-2-1024x279.webp 1024w, https:\/\/luyitraffic.com\/wp-content\/uploads\/2026\/06\/AASHTO-M180-U-Post-Highway-GuardrailSystem-for-Middle-East-Market-2-600x163.webp 600w, https:\/\/luyitraffic.com\/wp-content\/uploads\/2026\/06\/AASHTO-M180-U-Post-Highway-GuardrailSystem-for-Middle-East-Market-2-300x82.webp 300w, https:\/\/luyitraffic.com\/wp-content\/uploads\/2026\/06\/AASHTO-M180-U-Post-Highway-GuardrailSystem-for-Middle-East-Market-2-768x209.webp 768w, https:\/\/luyitraffic.com\/wp-content\/uploads\/2026\/06\/AASHTO-M180-U-Post-Highway-GuardrailSystem-for-Middle-East-Market-2-18x5.webp 18w, https:\/\/luyitraffic.com\/wp-content\/uploads\/2026\/06\/AASHTO-M180-U-Post-Highway-GuardrailSystem-for-Middle-East-Market-2.webp 1470w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi vai tr\u00f2 l\u00e0 b\u1ed9 ph\u1eadn chuy\u1ec3n ti\u1ebfp quan tr\u1ecdng gi\u1eefa c\u1ed9t U v\u00e0 d\u1ea7m W, mi\u1ebfng \u0111\u1ec7m U \u0111\u00f3ng vai tr\u00f2 l\u00e0 b\u1ed9 ph\u1eadn h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng ch\u1ee7 ch\u1ed1t c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng. M\u1ed9t m\u1eb7t, n\u00f3 \u0111i\u1ec1u ch\u1ec9nh ch\u00ednh x\u00e1c kho\u1ea3ng c\u00e1ch l\u1eafp \u0111\u1eb7t gi\u1eefa c\u00e1c c\u1ed9t U v\u00e0 d\u1ea7m W, \u0111\u1ea3m b\u1ea3o s\u1ef1 c\u0103n ch\u1ec9nh nh\u1ecbp nh\u00e0ng v\u00e0 ph\u00e2n b\u1ed1 \u1ee9ng su\u1ea5t \u0111\u1ed3ng \u0111\u1ec1u cho c\u00e1c d\u1ea7m W \u0111\u00e3 l\u1eafp \u0111\u1eb7t, \u0111\u1ed3ng th\u1eddi tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng t\u1eadp trung \u1ee9ng su\u1ea5t c\u1ee5c b\u1ed9. M\u1eb7t kh\u00e1c, khi ch\u1ecbu t\u1ea3i va ch\u1ea1m, mi\u1ebfng \u0111\u1ec7m U tr\u1ea3i qua bi\u1ebfn d\u1ea1ng \u0111\u00e0n h\u1ed3i th\u00f4ng qua qu\u00e1 tr\u00ecnh t\u1ef1 n\u00e9n \u0111\u1ec3 h\u1ea5p th\u1ee5 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng va ch\u1ea1m, t\u1eeb \u0111\u00f3 gi\u1ea3m thi\u1ec3u l\u1ef1c va ch\u1ea1m truy\u1ec1n \u0111\u1ebfn c\u00e1c c\u1ed9t. \u0110i\u1ec1u n\u00e0y gi\u00fap h\u01b0\u1edbng d\u1eabn an to\u00e0n c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n c\u01a1 gi\u1edbi quay tr\u1edf l\u1ea1i h\u01b0\u1edbng di chuy\u1ec3n b\u00ecnh th\u01b0\u1eddng, ph\u1ed1i h\u1ee3p ho\u00e0n h\u1ea3o gi\u1eefa hi\u1ec7u qu\u1ea3 h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng c\u1ee7a d\u1ea7m W v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 v\u1eefng ch\u1eafc c\u1ee7a c\u1ed9t U. \u0110\u1ed3ng th\u1eddi, n\u00f3 gi\u00fap gi\u1ea3m thi\u1ec3u s\u1ef1 m\u00e0i m\u00f2n c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a dung sai l\u1eafp r\u00e1p, t\u1eeb \u0111\u00f3 n\u00e2ng cao \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u00e0 b\u1ed9 ph\u1eadn b\u1ea3o v\u1ec7 ch\u1ecbu tr\u1ef1c ti\u1ebfp l\u1ef1c va ch\u1ea1m c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n, d\u1ea7m W c\u00f3 ti\u1ebft di\u1ec7n g\u1ee3n s\u00f3ng \u0111\u1ed9c \u0111\u00e1o. Trong c\u00e1c v\u1ee5 va ch\u1ea1m, n\u00f3 h\u1ea5p th\u1ee5 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng \u0111\u1ed9ng h\u1ecdc th\u00f4ng qua bi\u1ebfn d\u1ea1ng \u0111\u00e0n h\u1ed3i v\u00e0 k\u00e9o d\u00e0i d\u1ebbo, \u0111\u1ed3ng th\u1eddi d\u1eabn h\u01b0\u1edbng c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n m\u1ea5t ki\u1ec3m so\u00e1t tr\u1edf l\u1ea1i l\u00e0n \u0111\u01b0\u1eddng b\u00ecnh th\u01b0\u1eddng v\u1edbi \u0111\u1ed9 cong nh\u1eb9 nh\u00e0ng, t\u1eeb \u0111\u00f3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro thi\u1ec7t h\u1ea1i do tai n\u1ea1n. Khi k\u1ebft h\u1ee3p v\u1edbi c\u1ed9t U v\u00e0 mi\u1ebfng \u0111\u1ec7m U, h\u1ec7 th\u1ed1ng n\u00e0y t\u1ea1o th\u00e0nh m\u1ed9t v\u00f2ng b\u1ea3o v\u1ec7 kh\u00e9p k\u00edn ho\u00e0n ch\u1ec9nh theo nguy\u00ean l\u00fd \u201ch\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng linh ho\u1ea1t + h\u1ed7 tr\u1ee3 c\u1ee9ng c\u00e1p\u201d. H\u1ec7 th\u1ed1ng kh\u00f4ng ch\u1ec9 duy tr\u00ec hi\u1ec7u su\u1ea5t b\u1ea3o v\u1ec7 \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh c\u1ee7a d\u1ea7m W m\u00e0 c\u00f2n n\u00e2ng cao c\u1ea3 hi\u1ec7u qu\u1ea3 l\u1eafp \u0111\u1eb7t l\u1eabn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u1ebft c\u1ea5u nh\u1edd thi\u1ebft k\u1ebf th\u00edch \u1ee9ng c\u1ee7a mi\u1ebfng \u0111\u1ec7m U.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ea7m W th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb th\u00e9p m\u1ea1 k\u1ebdm nh\u00fang n\u00f3ng lo\u1ea1i Q235B ho\u1eb7c Q355B.D\u1ea7m W ph\u1ea3i c\u00f3 gi\u1edbi h\u1ea1n ch\u1ea3y t\u1ed1i thi\u1ec3u l\u00e0 345 MPa (50.000 psi), \u0111\u1ed9 b\u1ec1n k\u00e9o t\u1ed1i thi\u1ec3u l\u00e0 483 MPa (70.000 psi) v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i t\u1ed1i thi\u1ec3u l\u00e0 12% tr\u00ean 50 mm (2 in.); c\u00f3 b\u1ed1n lo\u1ea1i v\u00e0 hai h\u1ea1ng lan can \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh, trong \u0111\u00f3 Lo\u1ea1i I \u0111\u01b0\u1ee3c m\u1ea1 k\u1ebdm v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp m\u1ea1 t\u1ed1i thi\u1ec3u t\u1ea1i m\u1ed9t \u0111i\u1ec3m l\u00e0 550 g\/m\u00b2, Lo\u1ea1i II \u0111\u01b0\u1ee3c m\u1ea1 k\u1ebdm v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp m\u1ea1 t\u1ed1i thi\u1ec3u t\u1ea1i m\u1ed9t \u0111i\u1ec3m l\u00e0 1.100 g\/m\u00b2, Lo\u1ea1i III l\u00e0 d\u1ea7m s\u01a1n ph\u1ee7, Lo\u1ea1i IV l\u00e0 d\u1ea7m l\u00e0m t\u1eeb th\u00e9p ch\u1ed1ng \u0103n m\u00f2n, Lo\u1ea1i A c\u00f3 \u0111\u1ed9 d\u00e0y danh ngh\u0129a c\u1ee7a kim lo\u1ea1i n\u1ec1n l\u00e0 2,67 mm (0,105 in.), v\u00e0 Lo\u1ea1i B c\u00f3 \u0111\u1ed9 d\u00e0y danh ngh\u0129a c\u1ee7a kim lo\u1ea1i n\u1ec1n l\u00e0 3,43 mm (0,135 in.).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi thi\u1ebft k\u1ebf m\u00f4-\u0111un, to\u00e0n b\u1ed9 c\u1ee5m l\u1eafp r\u00e1p t\u1ea1o th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng r\u00e0o ch\u1eafn va ch\u1ea1m b\u00e1n c\u1ee9ng ho\u00e0n ch\u1ec9nh. Nh\u1edd t\u00ednh t\u01b0\u01a1ng th\u00edch cao gi\u1eefa c\u00e1c b\u1ed9 ph\u1eadn, h\u1ec7 th\u1ed1ng n\u00e0y cho ph\u00e9p qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p t\u1ea1i c\u00f4ng tr\u01b0\u1eddng di\u1ec5n ra su\u00f4n s\u1ebb v\u00e0 hi\u1ec7u qu\u1ea3, \u0111\u1ed3ng th\u1eddi t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho vi\u1ec7c ki\u1ec3m tra v\u00e0 thay th\u1ebf \u1edf c\u00e1c giai \u0111o\u1ea1n sau. H\u1ec7 th\u1ed1ng n\u00e0y t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u c\u1ea5p \u0111\u1ed9 b\u1ea3o v\u1ec7 kh\u00e1c nhau, \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n b\u1ea3o v\u1ec7 cho c\u00e1c t\u00ecnh hu\u1ed1ng giao th\u00f4ng \u0111a d\u1ea1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i tr\u00ean c\u00e1c tuy\u1ebfn \u0111\u01b0\u1eddng cao t\u1ed1c, \u0111\u01b0\u1eddng cao t\u1ed1c li\u00ean t\u1ec9nh v\u00e0 c\u00e1c tuy\u1ebfn \u0111\u01b0\u1eddng tr\u1ee5c ch\u00ednh \u0111\u00f4 th\u1ecb t\u1ea1i \u1ea2 R\u1eadp X\u00ea \u00dat, C\u00e1c Ti\u1ec3u v\u01b0\u01a1ng qu\u1ed1c \u1ea2 R\u1eadp Th\u1ed1ng nh\u1ea5t, Qatar, Oman, Kuwait, Iraq v\u00e0 c\u00e1c qu\u1ed1c gia kh\u00e1c. V\u1edbi kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i tr\u1ecdng gi\u00f3 v\u00e0 ch\u1ed1ng \u0103n m\u00f2n v\u01b0\u1ee3t tr\u1ed9i, s\u1ea3n ph\u1ea9m n\u00e0y th\u00edch \u1ee9ng t\u1ed1t v\u1edbi \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu \u0111\u1eb7c th\u00f9 c\u1ee7a Trung \u0110\u00f4ng nh\u01b0 nhi\u1ec7t \u0111\u1ed9 cao, s\u01b0\u01a1ng mu\u1ed1i d\u00e0y \u0111\u1eb7c v\u00e0 b\u00e3o c\u00e1t d\u1eef d\u1ed9i, \u0111\u1ed3ng th\u1eddi tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n thi\u1ebft k\u1ebf \u0111\u1ecba ph\u01b0\u01a1ng v\u1ec1 c\u00f4ng tr\u00ecnh b\u1ea3o v\u1ec7 \u0111\u01b0\u1eddng cao t\u1ed1c.<\/p>","protected":false},"excerpt":{"rendered":"<p>In road safety engineering, the combination of U Post, U Spacer and W Beam constitutes a classic and highly adaptable modular protection solution. Featuring mature structural design, reliable mechanical performance and convenient installation characteristics, it has become one of the mainstream choices for highway protection projects across numerous regions worldwide. The U Post serves as [&hellip;]<\/p>","protected":false},"author":2,"featured_media":4971,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"AASHTO M180 U-Post W Beam Guardrail System for Middle East Highway Projects","_seopress_titles_desc":"AASHTO M180 U-post guardrail system with Q235B galvanized steel. 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