{"id":27237,"date":"2020-08-26T16:57:41","date_gmt":"2020-08-26T09:57:41","guid":{"rendered":"https:\/\/www.baohoxanh.com\/blog\/?p=27237"},"modified":"2026-09-04T13:47:40","modified_gmt":"2026-09-04T06:47:40","slug":"thang-nhom-chat-luong-tot-tai-quan-thu-duc","status":"publish","type":"post","link":"https:\/\/www.baohoxanh.com\/blog\/thang-nhom-chat-luong-tot-tai-quan-thu-duc\/","title":{"rendered":"Thang Nh\u00f4m: C\u1ea5p T\u1ea3i EN 131 V\u00e0 R\u1ee7i Ro \u0110i\u1ec7n"},"content":{"rendered":"<p><strong>Thang nh\u00f4m<\/strong> chi\u1ebfm g\u1ea7n h\u1ebft th\u1ecb ph\u1ea7n thang c\u00f4ng nghi\u1ec7p v\u00ec nh\u1eb9, kh\u00f4ng r\u1ec9 v\u00e0 gi\u00e1 h\u1ee3p l\u00fd. Nh\u01b0ng ch\u00ednh hai \u01b0u \u0111i\u1ec3m \u0111\u00f3 c\u0169ng k\u00e8m hai gi\u1edbi h\u1ea1n: nh\u00f4m <strong>d\u1eabn \u0111i\u1ec7n r\u1ea5t t\u1ed1t<\/strong>, v\u00e0 thang nh\u1eb9 th\u00ec d\u1ec5 b\u1ecb tr\u01b0\u1ee3t ch\u00e2n h\u01a1n thang n\u1eb7ng. B\u00e0i vi\u1ebft n\u00e0y t\u1eadp trung v\u00e0o ph\u1ea7n ch\u1ecdn theo c\u1ea5p t\u1ea3i tr\u1ecdng, ph\u1ea1m vi \u0111\u01b0\u1ee3c ph\u00e9p d\u00f9ng v\u00e0 c\u00e1ch ki\u1ec3m tra thang tr\u01b0\u1edbc m\u1ed7i ca.<\/p>\n<h2>Nh\u00f4m D\u1eabn \u0110i\u1ec7n \u2014 Gi\u1edbi H\u1ea1n Quan Tr\u1ecdng Nh\u1ea5t<\/h2>\n<p>Kh\u00f4ng d\u00f9ng thang nh\u00f4m khi l\u00e0m vi\u1ec7c g\u1ea7n \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n, t\u1ee7 \u0111i\u1ec7n \u0111ang mang \u0111i\u1ec7n, tr\u1ea1m bi\u1ebfn \u00e1p ho\u1eb7c khi thao t\u00e1c tr\u00ean tr\u1ea7n c\u00f3 d\u00e2y \u0111i\u1ec7n ch\u1ea1y n\u1ed5i. Nh\u00f4m d\u1eabn \u0111i\u1ec7n gi\u1ed1ng nh\u01b0 m\u1ed9t d\u00e2y d\u1eabn ti\u1ebfp \u0111\u1ea5t \u2014 ch\u1ec9 c\u1ea7n ch\u1ea1m nh\u1eb9 v\u00e0o d\u00e2y trung th\u1ebf ho\u1eb7c ph\u00f3ng \u0111i\u1ec7n qua kh\u00f4ng kh\u00ed \u1edf kho\u1ea3ng c\u00e1ch g\u1ea7n l\u00e0 to\u00e0n b\u1ed9 th\u00e2n thang mang \u0111i\u1ec7n.<\/p>\n<p>Trong nh\u1eefng t\u00ecnh hu\u1ed1ng \u0111\u00f3, ph\u1ea3i d\u00f9ng thang c\u00e1ch \u0111i\u1ec7n l\u00e0m t\u1eeb s\u1ee3i th\u1ee7y tinh (composite ho\u1eb7c FRP). Quy \u0111\u1ecbnh kh\u00f4ng g\u1ecdi t\u00ean v\u1eadt li\u1ec7u m\u00e0 m\u00f4 t\u1ea3 t\u00ednh ch\u1ea5t: thang ph\u1ea3i c\u00f3 thanh b\u00ean kh\u00f4ng d\u1eabn \u0111i\u1ec7n khi ng\u01b0\u1eddi lao \u0111\u1ed9ng ho\u1eb7c ch\u00ednh chi\u1ebfc thang c\u00f3 th\u1ec3 ch\u1ea1m v\u00e0o ph\u1ea7n mang \u0111i\u1ec7n \u0111\u1ec3 h\u1edf. N\u1ed9i dung n\u00e0y n\u1eb1m \u1edf \u0111i\u1ec1u <a href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.333\" target=\"_blank\" rel=\"dofollow noopener\">1910.333 v\u1ec1 quy t\u1eafc l\u00e0m vi\u1ec7c an to\u00e0n v\u1edbi \u0111i\u1ec7n c\u1ee7a OSHA<\/a>. C\u00e1ch di\u1ec5n \u0111\u1ea1t theo t\u00ednh ch\u1ea5t v\u1eadt li\u1ec7u quan tr\u1ecdng h\u01a1n t\u00ean g\u1ecdi th\u01b0\u01a1ng m\u1ea1i, v\u00ec tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00f3 c\u1ea3 thang composite k\u00e9m l\u1eabn thang nh\u00f4m b\u1ecdc nh\u1ef1a kh\u00f4ng h\u1ec1 c\u00e1ch \u0111i\u1ec7n.<\/p>\n<p>C\u0169ng t\u1ea1i \u0111i\u1ec1u kho\u1ea3n \u0111\u00f3, ng\u01b0\u1eddi kh\u00f4ng c\u00f3 chuy\u00ean m\u00f4n \u0111i\u1ec7n khi l\u00e0m vi\u1ec7c \u1edf v\u1ecb tr\u00ed tr\u00ean cao g\u1ea7n \u0111\u01b0\u1eddng d\u00e2y tr\u00ean kh\u00f4ng ph\u1ea3i gi\u1eef kho\u1ea3ng c\u00e1ch t\u1ed1i thi\u1ec3u 3,05 m v\u1edbi ph\u1ea7n mang \u0111i\u1ec7n c\u00f3 \u0111i\u1ec7n \u00e1p t\u1edbi 50 kV, v\u00e0 t\u0103ng th\u00eam khi \u0111i\u1ec7n \u00e1p cao h\u01a1n. Quy t\u1eafc n\u00e0y \u00e1p cho c\u1ea3 v\u1eadt d\u1eabn \u0111i\u1ec7n d\u00e0i m\u00e0 ng\u01b0\u1eddi \u0111\u00f3 c\u1ea7m \u2014 m\u1ed9t chi\u1ebfc thang nh\u00f4m d\u1ef1ng \u0111\u1ee9ng ch\u00ednh l\u00e0 v\u1eadt nh\u01b0 v\u1eady.<\/p>\n<p>Ngo\u00e0i chi\u1ebfc thang, ng\u01b0\u1eddi thao t\u00e1c v\u1eabn ph\u1ea3i \u0111\u1ee7 b\u1ed9 trang b\u1ecb thu\u1ed9c nh\u00f3m <a href=\"https:\/\/www.baohoxanh.com\/an-toan-dien\">an to\u00e0n \u0111i\u1ec7n<\/a> nh\u01b0 g\u0103ng c\u00e1ch \u0111i\u1ec7n, th\u1ea3m c\u00e1ch \u0111i\u1ec7n, s\u00e0o thao t\u00e1c, v\u00e0 <a href=\"https:\/\/www.baohoxanh.com\/giay-cach-dien\">gi\u00e0y c\u00e1ch \u0111i\u1ec7n kh\u00f4ng c\u00f3 chi ti\u1ebft kim lo\u1ea1i<\/a>. \u0110\u00e2y l\u00e0 \u0111i\u1ec1u ki\u1ec7n b\u1eaft bu\u1ed9c, kh\u00f4ng ph\u1ea3i khuy\u1ebfn ngh\u1ecb.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.baohoxanh.com\/blog\/wp-content\/uploads\/2020\/08\/thang-nhom.jpg\" alt=\"Thang nh\u00f4m ch\u1eef A d\u1ef1ng trong nh\u00e0 x\u01b0\u1edfng \u0111\u1ec3 b\u1ea3o tr\u00ec h\u1ec7 th\u1ed1ng tr\u1ea7n\" loading=\"lazy\" width=\"730\" height=\"484\" title=\"\"><\/p>\n<h2>\u0110\u1ecdc Nh\u00e3n C\u1ea5p T\u1ea3i Tr\u1ecdng Theo EN 131<\/h2>\n<p>Nh\u00e3n d\u00e1n tr\u00ean thanh d\u1ecdc \u0111\u00e1ng \u0111\u1ecdc tr\u01b0\u1edbc c\u1ea3 b\u1ea3ng th\u00f4ng s\u1ed1 trong catalogue, v\u00ec nh\u00e3n \u0111i theo chi\u1ebfc thang su\u1ed1t \u0111\u1eddi c\u00f2n catalogue th\u00ec kh\u00f4ng. Tr\u00ean h\u00e0ng nh\u1eadp kh\u1ea9u, nh\u00e3n th\u01b0\u1eddng vi\u1ec7n d\u1eabn <strong>EN 131<\/strong>.<\/p>\n<p>\u1ede kh\u00e2u b\u00e1n h\u00e0ng c\u00f3 m\u1ed9t hi\u1ec3u nh\u1ea7m r\u1ea5t dai d\u1eb3ng: nhi\u1ec1u n\u01a1i ch\u00e0o h\u00e0ng g\u1eafn m\u00e1c chuy\u00ean nghi\u1ec7p nh\u01b0 th\u1ec3 n\u00f3 c\u00f5ng \u0111\u01b0\u1ee3c nhi\u1ec1u k\u00fd h\u01a1n h\u00e0ng gia d\u1ee5ng. Th\u1ef1c t\u1ebf hai h\u1ea1ng m\u1ee5c \u1ea5y ch\u1ecbu chung m\u1ed9t tr\u1ea7n kh\u1ed1i l\u01b0\u1ee3ng; th\u1ee9 t\u00e1ch ch\u00fang ra l\u00e0 b\u00e0i th\u1eed \u0111\u1ed9 b\u1ec1n l\u1eb7p v\u00e0 s\u1ee9c ch\u1ecbu c\u1ee7a hai thanh b\u00ean. V\u00ec v\u1eady mua nh\u1ea7m h\u00e0ng gia d\u1ee5ng v\u1ec1 x\u01b0\u1edfng kh\u00f4ng g\u00e2y qu\u00e1 t\u1ea3i t\u1ee9c th\u00ec, m\u00e0 g\u00e2y h\u1ecfng s\u1edbm sau v\u00e0i tr\u0103m l\u01b0\u1ee3t tr\u00e8o \u2014 ki\u1ec3u h\u1ecfng kh\u00f3 quy tr\u00e1ch nhi\u1ec7m nh\u1ea5t.<\/p>\n<p>Nh\u1eefng \u0111i\u1ec3m c\u1ea7n \u0111\u1ecdc tr\u00ean nh\u00e3n:<\/p>\n<ul>\n<li><strong>Nh\u00f3m s\u1eed d\u1ee5ng:<\/strong> chuy\u00ean nghi\u1ec7p hay gia d\u1ee5ng. Thang gia d\u1ee5ng nh\u00ecn b\u00ean ngo\u00e0i r\u1ea5t gi\u1ed1ng thang chuy\u00ean nghi\u1ec7p nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho t\u1ea7n su\u1ea5t d\u00f9ng h\u1eb1ng ng\u00e0y \u1edf nh\u00e0 x\u01b0\u1edfng.<\/li>\n<li><strong>T\u1ea3i tr\u1ecdng c\u00f4ng b\u1ed1:<\/strong> con s\u1ed1 n\u00e0y l\u00e0 t\u1ea3i t\u1ed5ng, g\u1ed3m c\u1ea3 ng\u01b0\u1eddi, qu\u1ea7n \u00e1o b\u1ea3o h\u1ed9, d\u1ee5ng c\u1ee5 \u0111eo v\u00e0 v\u1eadt li\u1ec7u c\u1ea7m tr\u00ean tay \u2014 kh\u00f4ng ph\u1ea3i c\u00e2n n\u1eb7ng ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<li><strong>Thanh ch\u00e2n m\u1edf r\u1ed9ng:<\/strong> theo b\u1ea3n c\u1eadp nh\u1eadt c\u1ee7a EN 131, thang t\u1ef1a c\u00f3 chi\u1ec1u d\u00e0i l\u1edbn ph\u1ea3i c\u00f3 thanh ch\u00e2n m\u1edf r\u1ed9ng \u0111\u1ec3 t\u0103ng b\u1ec1 ngang ch\u00e2n \u0111\u1ebf, ch\u1ed1ng l\u1eadt ngang. Thang d\u00e0i kh\u00f4ng c\u00f3 thanh n\u00e0y l\u00e0 h\u00e0ng \u0111\u1eddi c\u0169.<\/li>\n<li><strong>H\u00ecnh v\u1ebd c\u1ea3nh b\u00e1o:<\/strong> nh\u00e3n ph\u1ea3i c\u00f3 h\u00ecnh ch\u1ec9 g\u00f3c t\u1ef1a v\u00e0 v\u1ea1ch gi\u1edbi h\u1ea1n b\u1eadc cao nh\u1ea5t \u0111\u01b0\u1ee3c ph\u00e9p \u0111\u1ee9ng.<\/li>\n<\/ul>\n<p>Quy t\u1eafc ch\u1ecdn an to\u00e0n: c\u1ed9ng c\u00e2n n\u1eb7ng ng\u01b0\u1eddi d\u00f9ng n\u1eb7ng nh\u1ea5t trong \u0111\u1ed9i v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng d\u1ee5ng c\u1ee5 mang theo, r\u1ed3i ch\u1ecdn thang c\u00f3 c\u1ea5p t\u1ea3i cao h\u01a1n con s\u1ed1 \u0111\u00f3, kh\u00f4ng ch\u1ecdn s\u00e1t ng\u01b0\u1ee1ng.<\/p>\n<h2>C\u00e1c Ki\u1ec3u Thang Nh\u00f4m V\u00e0 Vi\u1ec7c Ph\u00f9 H\u1ee3p<\/h2>\n<ul>\n<li><strong>Thang ch\u1eef A:<\/strong> t\u1ef1 \u0111\u1ee9ng, kh\u00f4ng c\u1ea7n \u0111i\u1ec3m t\u1ef1a. Ph\u00f9 h\u1ee3p thay b\u00f3ng \u0111\u00e8n, b\u1ea3o tr\u00ec tr\u1ea7n gi\u1ea3, l\u1ea5y h\u00e0ng tr\u00ean k\u1ec7. Kh\u00f4ng \u0111\u1ee9ng \u1edf hai b\u1eadc tr\u00ean c\u00f9ng.<\/li>\n<li><strong>Thang ch\u1eef I hay thang t\u1ef1a:<\/strong> m\u1ed9t th\u00e2n duy nh\u1ea5t, lu\u00f4n ph\u1ea3i c\u00f3 \u0111i\u1ec3m t\u1ef1a. V\u1edbi \u0111\u01b0\u1ee3c cao nh\u1ea5t trong c\u00f9ng chi\u1ec1u d\u00e0i th\u00e2n, d\u00f9ng \u0111\u1ec3 leo l\u00ean m\u00e1i ho\u1eb7c l\u00ean s\u00e0n t\u1ea7ng tr\u00ean.<\/li>\n<li><strong>Thang g\u1ea5p kh\u00fac nhi\u1ec1u \u0111o\u1ea1n:<\/strong> c\u00f3 b\u1ea3n l\u1ec1 \u1edf m\u1ed7i kh\u1edbp, g\u1ea5p \u0111\u01b0\u1ee3c th\u00e0nh ch\u1eef A, th\u00e0nh thang t\u1ef1a, th\u00e0nh d\u1ea1ng ch\u1eef Z \u0111\u1ec3 \u0111\u1ee9ng tr\u00ean b\u1eadc c\u1ea7u thang, ho\u1eb7c tr\u1ea3i ph\u1eb3ng l\u00e0m s\u00e0n thao t\u00e1c khi k\u00ea l\u00ean hai \u0111i\u1ec3m \u0111\u1ee1. Linh ho\u1ea1t nh\u1ea5t nh\u01b0ng c\u0169ng nhi\u1ec1u kh\u1edbp nh\u1ea5t.<\/li>\n<li><strong>Thang r\u00fat \u0111a n\u0103ng:<\/strong> co r\u00fat nhi\u1ec1u \u0111\u1ed1t, thu g\u1ecdn v\u1eeba c\u1ed1p xe. Ti\u1ec7n cho \u0111\u1ed9i l\u01b0u \u0111\u1ed9ng, nh\u01b0ng c\u00e1c ch\u1ed1t kho\u00e1 l\u00e0 \u0111i\u1ec3m y\u1ebfu \u2014 ph\u1ea3i ki\u1ec3m t\u1eebng ch\u1ed1t tr\u01b0\u1edbc khi tr\u00e8o.<\/li>\n<li><strong>Thang gh\u1ebf b\u1eadc r\u1ed9ng:<\/strong> th\u1ea5p, m\u1eb7t b\u1eadc l\u1edbn, th\u01b0\u1eddng c\u00f3 tay v\u1ecbn v\u00e0 khay \u0111\u1ef1ng d\u1ee5ng c\u1ee5. \u0110\u1ee9ng v\u1eefng l\u00e2u n\u00ean h\u1ee3p thao t\u00e1c l\u1eb7p \u0111i l\u1eb7p l\u1ea1i \u1edf kho, si\u00eau th\u1ecb, th\u01b0 vi\u1ec7n.<\/li>\n<\/ul>\n<p>C\u00f2n m\u1ed9t nh\u00f3m n\u1eefa \u00edt khi \u0111\u01b0\u1ee3c g\u1ecdi \u0111\u00fang t\u00ean: thang nh\u00f4m g\u1eafn c\u1ed1 \u0111\u1ecbnh v\u00e0o k\u1ebft c\u1ea5u, d\u1ea1ng thang leo b\u1ed3n, leo silo, leo m\u00e1i. Nh\u00f3m n\u00e0y kh\u00f4ng thu\u1ed9c ph\u1ea1m vi thang di \u0111\u1ed9ng v\u00e0 ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf, l\u1eafp \u0111\u1eb7t theo h\u1ed3 s\u01a1 ri\u00eang c\u00f3 t\u00ednh to\u00e1n neo. N\u1ebfu nh\u00e0 cung c\u1ea5p ch\u00e0o m\u1ed9t chi\u1ebfc thang di \u0111\u1ed9ng cho v\u1ecb tr\u00ed ng\u00e0y n\u00e0o c\u0169ng ph\u1ea3i tr\u00e8o l\u00ean \u0111\u00fang m\u1ed9t \u0111i\u1ec3m, \u0111\u00f3 l\u00e0 d\u1ea5u hi\u1ec7u b\u00e0i to\u00e1n \u0111ang b\u1ecb gi\u1ea3i sai ngay t\u1eeb \u0111\u1ea7u.<\/p>\n<p>Nguy\u00ean t\u1eafc ch\u1ecdn: m\u1ed7i kh\u1edbp n\u1ed1i th\u00eam v\u00e0o l\u00e0 m\u1ed9t \u0111i\u1ec3m ph\u1ea3i ki\u1ec3m tra th\u00eam. \u0110\u1ed9i l\u00e0m m\u1ed9t lo\u1ea1i vi\u1ec7c c\u1ed1 \u0111\u1ecbnh n\u00ean mua thang chuy\u00ean d\u1ee5ng \u00edt kh\u1edbp; ch\u1ec9 \u0111\u1ed9i l\u00e0m nhi\u1ec1u lo\u1ea1i vi\u1ec7c m\u1edbi th\u1eadt s\u1ef1 c\u1ea7n thang \u0111a n\u0103ng.<\/p>\n<p>Ph\u1ea7n so s\u00e1nh theo \u0111\u1ed9 cao l\u00e0m vi\u1ec7c gi\u1eefa thang, gi\u00e0n gi\u00e1o v\u00e0 s\u00e0n thao t\u00e1c \u0111\u01b0\u1ee3c b\u00e0n trong b\u00e0i c\u00e1c lo\u1ea1i thang tr\u00e8o cao.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.baohoxanh.com\/blog\/wp-content\/uploads\/2020\/08\/thang-treo-cao.jpg\" alt=\"Thang t\u1ef1a d\u1ef1ng nghi\u00eang v\u00e0o t\u01b0\u1eddng \u0111\u1ec3 ti\u1ebfp c\u1eadn s\u00e0n t\u1ea7ng tr\u00ean c\u1ee7a nh\u00e0 kho\" loading=\"lazy\" width=\"550\" height=\"662\" title=\"\"><\/p>\n<h2>Chi\u1ec1u Cao L\u00e0m Vi\u1ec7c Kh\u00f4ng B\u1eb1ng Chi\u1ec1u Cao Thang<\/h2>\n<p>\u0110\u00e2y l\u00e0 ch\u1ed7 sai l\u1ec7ch gi\u1eefa con s\u1ed1 tr\u00ean b\u00e1o gi\u00e1 v\u00e0 th\u1ef1c t\u1ebf c\u00f4ng vi\u1ec7c. Ba \u0111\u1ea1i l\u01b0\u1ee3ng kh\u00e1c nhau th\u01b0\u1eddng b\u1ecb g\u1ed9p l\u00e0m m\u1ed9t.<\/p>\n<p><strong>Chi\u1ec1u d\u00e0i thang<\/strong> l\u00e0 k\u00edch th\u01b0\u1edbc v\u1eadt l\u00fd khi m\u1edf h\u1ebft. <strong>\u0110\u1ed9 cao \u0111\u1ee9ng<\/strong> l\u00e0 \u0111\u1ed9 cao c\u1ee7a m\u1eb7t b\u1eadc cao nh\u1ea5t \u0111\u01b0\u1ee3c ph\u00e9p \u0111\u1ee9ng, lu\u00f4n th\u1ea5p h\u01a1n chi\u1ec1u d\u00e0i thang v\u00ec ph\u1ea7n tr\u00ean c\u00f9ng kh\u00f4ng d\u00f9ng \u0111\u1ec3 \u0111\u1ee9ng. <strong>\u0110\u1ed9 cao l\u00e0m vi\u1ec7c<\/strong> l\u00e0 t\u1ea7m v\u1edbi t\u1edbi \u0111\u01b0\u1ee3c, b\u1eb1ng \u0111\u1ed9 cao \u0111\u1ee9ng c\u1ed9ng th\u00eam t\u1ea7m v\u1edbi c\u1ee7a c\u00e1nh tay.<\/p>\n<p>V\u1edbi thang ch\u1eef A, \u0111\u1ed9 cao \u0111\u1ee9ng th\u1ea5p h\u01a1n chi\u1ec1u d\u00e0i thang kh\u00e1 nhi\u1ec1u v\u00ec hai v\u1ebf m\u1edf g\u00f3c. V\u1edbi thang t\u1ef1a, \u0111\u1ed9 cao th\u1eb3ng \u0111\u1ee9ng c\u00f2n gi\u1ea3m th\u00eam do thang ph\u1ea3i nghi\u00eang. Ngo\u00e0i ra, khi thang d\u00f9ng \u0111\u1ec3 b\u01b0\u1edbc qua m\u1ed9t m\u1eb7t s\u00e0n, ph\u1ea7n \u0111\u1ec9nh ph\u1ea3i nh\u00f4 l\u00ean kh\u1ecfi m\u00e9p s\u00e0n \u0111\u1ec3 c\u00f3 ch\u1ed7 b\u00e1m, v\u00e0 ph\u1ea7n nh\u00f4 \u0111\u00f3 kh\u00f4ng t\u00ednh v\u00e0o \u0111\u1ed9 cao l\u00e0m vi\u1ec7c.<\/p>\n<p>C\u00e1ch l\u1eadp d\u1ef1 tr\u00f9 \u0111\u00fang: \u0111o \u0111\u1ed9 cao v\u1ecb tr\u00ed c\u1ea7n thao t\u00e1c tr\u01b0\u1edbc, tr\u1eeb \u0111i t\u1ea7m v\u1edbi h\u1ee3p l\u00fd c\u1ee7a ng\u01b0\u1eddi \u0111\u1ee9ng tr\u00ean thang, r\u1ed3i m\u1edbi t\u00ecm thang c\u00f3 \u0111\u1ed9 cao \u0111\u1ee9ng \u0111\u1ea1t con s\u1ed1 c\u00f2n l\u1ea1i. L\u00e0m ng\u01b0\u1ee3c l\u1ea1i th\u00ec \u0111\u1ed9i thi c\u00f4ng s\u1ebd t\u1ef1 xoay x\u1edf b\u1eb1ng c\u00e1ch \u0111\u1ee9ng l\u00ean b\u1eadc tr\u00ean c\u00f9ng, v\u00e0 \u0111\u00f3 l\u00e0 t\u00ecnh hu\u1ed1ng m\u00e0 m\u1ecdi h\u01b0\u1edbng d\u1eabn \u0111\u1ec1u c\u1ea5m.<\/p>\n<p>M\u1ed9t c\u00e1ch l\u1eadp b\u1ea3ng g\u1ecdn cho b\u1ed9 ph\u1eadn mua h\u00e0ng: li\u1ec7t k\u00ea c\u00e1c v\u1ecb tr\u00ed thao t\u00e1c th\u01b0\u1eddng xuy\u00ean trong nh\u00e0 m\u00e1y k\u00e8m \u0111\u1ed9 cao \u0111o th\u1eadt, nh\u00f3m ch\u00fang th\u00e0nh hai ho\u1eb7c ba kho\u1ea3ng, r\u1ed3i mua theo t\u1eebng kho\u1ea3ng. C\u00e1ch n\u00e0y th\u01b0\u1eddng ra k\u1ebft qu\u1ea3 r\u1ebb h\u01a1n s\u1eafm m\u1ed9t chi\u1ebfc th\u1eadt cao d\u00f9ng cho m\u1ecdi vi\u1ec7c, v\u00ec c\u00e0ng cao th\u00ec c\u00e0ng n\u1eb7ng v\u00e0 c\u00e0ng \u00edt ng\u01b0\u1eddi ch\u1ecbu mang.<\/p>\n<p>C\u0169ng n\u00ean ghi \u0111\u1ed9 cao \u0111\u1ee9ng t\u1ed1i \u0111a l\u00ean th\u00e2n t\u1eebng chi\u1ebfc b\u1eb1ng s\u01a1n ho\u1eb7c nh\u00e3n b\u1ec1n. Ng\u01b0\u1eddi m\u01b0\u1ee3n thang \u1edf kho th\u01b0\u1eddng ch\u1ecdn theo c\u1ea3m gi\u00e1c nh\u00ecn, v\u00e0 m\u1ed9t d\u00f2ng ch\u1eef tr\u00ean th\u00e2n lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c ph\u1ea7n l\u1edbn c\u00e1c l\u1ea7n ch\u1ecdn nh\u1ea7m.<\/p>\n<h2>Thang Nh\u00f4m Nh\u1eb9 N\u00ean D\u1ec5 Tr\u01b0\u1ee3t Ch\u00e2n H\u01a1n Thang N\u1eb7ng<\/h2>\n<p>Tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 l\u00e0 l\u00fd do ng\u01b0\u1eddi ta ch\u1ecdn nh\u00f4m, nh\u01b0ng c\u0169ng l\u00e0 l\u00fd do thang nh\u00f4m c\u1ea7n \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh k\u1ef9 h\u01a1n thang g\u1ed7 hay thang th\u00e9p c\u00f9ng k\u00edch th\u01b0\u1edbc. Thang c\u00e0ng nh\u1eb9 th\u00ec l\u1ef1c \u00e9p xu\u1ed1ng ch\u00e2n \u0111\u1ebf c\u00e0ng nh\u1ecf, v\u00e0 ch\u1ec9 c\u1ea7n ng\u01b0\u1eddi tr\u00e8o \u0111\u1ea9y nh\u1eb9 theo ph\u01b0\u01a1ng ngang l\u00e0 ch\u00e2n thang c\u00f3 xu h\u01b0\u1edbng d\u1ecbch \u0111i.<\/p>\n<ul>\n<li>Neo \u0111\u1ec9nh thang b\u1eb1ng d\u00e2y bu\u1ed9c khi th\u1eddi gian thao t\u00e1c v\u01b0\u1ee3t qu\u00e1 m\u1ed9t v\u00e0i ph\u00fat, ho\u1eb7c ph\u00e2n c\u00f4ng h\u1eb3n m\u1ed9t ng\u01b0\u1eddi \u0111\u1ee9ng \u0111\u00e8 ch\u00e2n thang su\u1ed1t ca.<\/li>\n<li>N\u1ec1n ph\u1ea3i c\u1ee9ng v\u00e0 kh\u00f4ng l\u00fan. Tr\u00ean n\u1ec1n \u0111\u1ea5t, l\u00f3t m\u1ed9t t\u1ea5m g\u1ed7 d\u00e0y tr\u1ea3i h\u1ebft b\u1ec1 ngang ch\u00e2n thang thay v\u00ec ch\u00e8n t\u1eebng vi\u00ean g\u1ea1ch r\u1eddi.<\/li>\n<li>Kh\u00f4ng v\u1edbi ng\u01b0\u1eddi sang ngang qu\u00e1 t\u1ea7m vai. Xu\u1ed1ng v\u00e0 d\u1ecbch thang m\u1ea5t m\u01b0\u1eddi gi\u00e2y nh\u01b0ng tr\u00e1nh \u0111\u01b0\u1ee3c ki\u1ec3u ng\u00e3 nghi\u00eam tr\u1ecdng nh\u1ea5t.<\/li>\n<li>Th\u00e2n thang kh\u00f4ng d\u00ednh d\u1ea7u m\u1ee1 \u2014 lau ngay, v\u00ec tay d\u00ednh d\u1ea7u l\u00e0 nguy\u00ean nh\u00e2n tu\u1ed9t tay ph\u1ed5 bi\u1ebfn.<\/li>\n<li>Khi thao t\u00e1c b\u1eb1ng hai tay ho\u1eb7c \u1edf \u0111\u1ed9 cao l\u1edbn, b\u1ed5 sung <a href=\"https:\/\/www.baohoxanh.com\/day-dai-an-toan\">d\u00e2y \u0111ai an to\u00e0n c\u00f3 d\u00e2y ch\u1ed1ng s\u1ed1c<\/a> neo v\u00e0o k\u1ebft c\u1ea5u c\u1ed1 \u0111\u1ecbnh, kh\u00f4ng neo v\u00e0o ch\u00ednh chi\u1ebfc thang.<\/li>\n<\/ul>\n<p>M\u1ed9t d\u1eef ki\u1ec7n \u0111\u00e1ng d\u00f9ng cho c\u00f4ng t\u00e1c hu\u1ea5n luy\u1ec7n n\u1ed9i b\u1ed9: theo th\u1ed1ng k\u00ea c\u1ee7a CDC Hoa K\u1ef3 v\u1ec1 ch\u1ea5n th\u01b0\u01a1ng do ng\u00e3 t\u1eeb thang t\u1ea1i n\u01a1i l\u00e0m vi\u1ec7c, g\u1ea7n 90% ca ng\u00e3 kh\u00f4ng t\u1eed vong x\u1ea3y ra \u1edf \u0111\u1ed9 cao d\u01b0\u1edbi 4,9 m, v\u00e0 nh\u00f3m \u0111\u1ed9 cao ph\u1ed5 bi\u1ebfn nh\u1ea5t ch\u1ec9 n\u1eb1m trong kho\u1ea3ng 1,8 t\u1edbi 3,0 m. Chi ti\u1ebft c\u00f3 trong b\u00e1o c\u00e1o <a href=\"https:\/\/www.cdc.gov\/mmwr\/preview\/mmwrhtml\/mm6316a2.htm\" target=\"_blank\" rel=\"dofollow noopener\">Occupational Ladder Fall Injuries<\/a>. N\u00f3i c\u00e1ch kh\u00e1c, ph\u1ea7n l\u1edbn ch\u1ea5n th\u01b0\u01a1ng kh\u00f4ng x\u1ea3y ra \u1edf \u0111\u1ed9 cao g\u00e2y s\u1ee3, m\u00e0 \u1edf \u0111\u1ed9 cao khi\u1ebfn ng\u01b0\u1eddi ta ch\u1ee7 quan.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.baohoxanh.com\/blog\/wp-content\/uploads\/2019\/04\/day-dai-an-toan-tren-cao.jpg\" alt=\"D\u00e2y \u0111ai to\u00e0n th\u00e2n \u0111eo k\u00e8m khi thao t\u00e1c b\u1eb1ng hai tay \u1edf \u0111\u1ed9 cao l\u1edbn\" loading=\"lazy\" width=\"644\" height=\"580\" title=\"\"><\/p>\n<h2>Ki\u1ec3m Tra Thang Tr\u01b0\u1edbc M\u1ed7i Ca V\u00e0 Nh\u1eadn Bi\u1ebft M\u1ed1i Riv\u00ea R\u00e3o<\/h2>\n<ul>\n<li>Ch\u00e2n cao su c\u00f2n \u0111\u1ee7 hai b\u00ean, ch\u01b0a m\u00f2n l\u00e1ng \u2014 \u0111\u00e2y l\u00e0 chi ti\u1ebft h\u1ecfng nhi\u1ec1u nh\u1ea5t v\u00e0 c\u0169ng d\u1ec5 thay nh\u1ea5t.<\/li>\n<li>B\u1eadc kh\u00f4ng cong, kh\u00f4ng l\u1ecfng \u1edf m\u1ed1i t\u00e1n \u2014 l\u1eafc nh\u1eb9 t\u1eebng b\u1eadc \u0111\u1ec3 nghe ti\u1ebfng r\u01a1.<\/li>\n<li>Kh\u00f4ng c\u00f3 v\u1ebft n\u1ee9t, m\u00f3p s\u00e2u \u1edf hai thanh d\u1ecdc, nh\u1ea5t l\u00e0 \u0111o\u1ea1n g\u1ea7n kh\u1edbp g\u1ea5p.<\/li>\n<li>Ch\u1ed1t kho\u00e1, b\u1ea3n l\u1ec1, d\u00e2y gi\u1eefa hai nh\u00e1nh c\u00f2n nguy\u00ean v\u00e0 kho\u00e1 ch\u1eafc.<\/li>\n<li>Thang \u0111\u00e3 t\u1eebng \u0111\u1ed5 t\u1eeb tr\u00ean cao ho\u1eb7c b\u1ecb xe c\u00e1n ph\u1ea3i \u0111\u01b0a ra ki\u1ec3m tra k\u1ef9, kh\u00f4ng d\u00f9ng ti\u1ebfp theo th\u00f3i quen.<\/li>\n<\/ul>\n<p>Nh\u00f4m kh\u00f4ng r\u1ec9 nh\u01b0ng \u0111inh t\u00e1n v\u00e0 \u1ed1c b\u1eb1ng th\u00e9p th\u00ec c\u00f3. \u0110\u00e2y l\u00e0 ch\u1ed7 h\u1ecfng \u00e2m th\u1ea7m nh\u1ea5t: th\u00e2n thang nh\u00ecn c\u00f2n m\u1edbi trong khi m\u1ed1i li\u00ean k\u1ebft \u0111\u00e3 y\u1ebfu. M\u1ed1i riv\u00ea r\u00e3o nh\u1eadn bi\u1ebft b\u1eb1ng c\u00e1ch xoay nh\u1eb9 b\u1eadc quanh tr\u1ee5c c\u1ee7a n\u00f3 \u2014 b\u1eadc xoay \u0111\u01b0\u1ee3c l\u00e0 riv\u00ea \u0111\u00e3 r\u00e3o. B\u1eadc r\u00e3o kh\u00f4ng si\u1ebft l\u1ea1i \u0111\u01b0\u1ee3c b\u1eb1ng c\u1edd l\u00ea nh\u01b0 bu l\u00f4ng, ph\u1ea3i t\u00e1n l\u1ea1i b\u1eb1ng d\u1ee5ng c\u1ee5 chuy\u00ean d\u1ee5ng ho\u1eb7c thay thang.<\/p>\n<p>Thang \u0111\u1ec3 ngo\u00e0i tr\u1eddi l\u00e2u ng\u00e0y n\u00ean c\u1ea5t trong nh\u00e0 khi kh\u00f4ng d\u00f9ng, v\u00e0 r\u1eeda s\u1ea1ch v\u1eefa b\u00e1m \u1edf ch\u00e2n v\u00e0 b\u1eadc sau m\u1ed7i c\u00f4ng tr\u00ecnh. V\u1eefa kh\u00f4 b\u00e1m v\u00e0o r\u00e3nh ch\u1ed1ng tr\u01b0\u1ee3t tr\u00ean m\u1eb7t b\u1eadc l\u00e0m m\u1ea5t t\u00e1c d\u1ee5ng c\u1ee7a r\u00e3nh, trong khi nh\u00ecn qua th\u00ec b\u1eadc v\u1eabn nguy\u00ean v\u1eb9n.<\/p>\n<h2>C\u00e2u H\u1ecfi Th\u01b0\u1eddng G\u1eb7p Khi Ch\u1ecdn V\u00e0 D\u00f9ng Thang Nh\u00f4m<\/h2>\n<h3>Thang Nh\u00f4m D\u00e0y Bao Nhi\u00eau L\u00e0 \u0110\u1ee7?<\/h3>\n<p>Kh\u00f4ng n\u00ean ch\u1ecdn theo \u0111\u1ed9 d\u00e0y \u0111\u01a1n l\u1ebb m\u00e0 theo nh\u00f3m s\u1eed d\u1ee5ng \u0111\u00e3 c\u00f4ng b\u1ed1 v\u00e0 c\u1ea3m gi\u00e1c khi tr\u00e8o th\u1eed: thang \u0111\u1ea1t th\u00ec kh\u00f4ng b\u1ecb \u00f5ng \u1edf gi\u1eefa nh\u1ecbp khi ng\u01b0\u1eddi n\u1eb7ng nh\u1ea5t trong \u0111\u1ed9i \u0111\u1ee9ng gi\u1eefa thang.<\/p>\n<h3>C\u00f3 \u0110\u01b0\u1ee3c Hai Ng\u01b0\u1eddi C\u00f9ng L\u00ean M\u1ed9t Thang Kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng, tr\u1eeb thang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang cho hai ng\u01b0\u1eddi v\u00e0 ghi r\u00f5 tr\u00ean nh\u00e3n. T\u1ea3i tr\u1ecdng c\u00f4ng b\u1ed1 l\u00e0 cho m\u1ed9t ng\u01b0\u1eddi k\u00e8m d\u1ee5ng c\u1ee5.<\/p>\n<h3>Thang Nh\u00f4m B\u1ecdc Nh\u1ef1a C\u00f3 C\u00e1ch \u0110i\u1ec7n Kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng. L\u1edbp nh\u1ef1a b\u1ecdc tay c\u1ea7m ho\u1eb7c b\u1ecdc b\u1eadc ch\u1ec9 ch\u1ed1ng tr\u01a1n v\u00e0 ch\u1ed1ng tr\u1ea7y, kh\u00f4ng ph\u1ea3i l\u1edbp c\u00e1ch \u0111i\u1ec7n \u0111\u00e3 qua th\u1eed nghi\u1ec7m. Thang d\u00f9ng g\u1ea7n ph\u1ea7n mang \u0111i\u1ec7n ph\u1ea3i l\u00e0 thang c\u00f3 thanh b\u00ean kh\u00f4ng d\u1eabn \u0111i\u1ec7n, k\u00e8m h\u1ed3 s\u01a1 th\u1eed c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n<h3>Thang Nh\u00f4m \u0110\u1ec3 Ngo\u00e0i M\u01b0a N\u1eafng C\u00f3 Sao Kh\u00f4ng?<\/h3>\n<p>Th\u00e2n nh\u00f4m ch\u1ecbu \u0111\u01b0\u1ee3c, nh\u01b0ng chi ti\u1ebft th\u00e9p v\u00e0 chi ti\u1ebft nh\u1ef1a th\u00ec kh\u00f4ng. \u0110inh t\u00e1n v\u00e0 \u1ed1c r\u1ec9 d\u1ea7n, c\u00f2n ch\u00e2n \u0111\u1ebf cao su c\u00f9ng c\u00e1c m\u1ea3ng nh\u1ef1a b\u1ecb tia c\u1ef1c t\u00edm l\u00e0m gi\u00f2n r\u1ed3i n\u1ee9t. Thang ph\u01a1i ngo\u00e0i tr\u1eddi quanh n\u0103m th\u01b0\u1eddng h\u1ecfng \u1edf ph\u1ee5 ki\u1ec7n tr\u01b0\u1edbc khi th\u00e2n c\u00f3 v\u1ea5n \u0111\u1ec1 g\u00ec.<\/p>\n<h3>Mua Thang C\u00f3 C\u1ea7n Gi\u1ea5y T\u1edd G\u00ec Kh\u00f4ng?<\/h3>\n<p>N\u00ean y\u00eau c\u1ea7u t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt ghi c\u1ea5p t\u1ea3i tr\u1ecdng v\u00e0 ti\u00eau chu\u1ea9n \u00e1p d\u1ee5ng \u0111\u1ec3 l\u01b0u h\u1ed3 s\u01a1 an to\u00e0n lao \u0111\u1ed9ng, \u0111\u1eb7c bi\u1ec7t v\u1edbi doanh nghi\u1ec7p c\u00f3 kh\u00e1ch h\u00e0ng \u0111\u00e1nh gi\u00e1 nh\u00e0 cung c\u1ea5p.<\/p>\n<h2>H\u1ed3 S\u01a1 C\u1ea5p T\u1ea3i C\u1ea7n C\u00f3 Khi Nh\u1eadn L\u00f4 Thang Nh\u00f4m<\/h2>\n<p>B\u1ea3o H\u1ed9 Xanh cung c\u1ea5p thang nh\u00f4m ch\u1eef A, thang r\u00fat, thang g\u1ea5p \u0111a n\u0103ng v\u00e0 thang gh\u1ebf trong <a href=\"https:\/\/www.baohoxanh.com\/thang\">danh m\u1ee5c thang ch\u1eef A v\u00e0 thang gh\u1ebf<\/a>, k\u00e8m t\u01b0 v\u1ea5n ch\u1ecdn c\u1ea5p t\u1ea3i c\u00f9ng \u0111\u1ed9 cao \u0111\u1ee9ng b\u00e1m s\u00e1t h\u1ed3 s\u01a1 t\u1eebng v\u1ecb tr\u00ed thao t\u00e1c, giao t\u1edbi t\u1eadn nh\u00e0 m\u00e1y.<\/p>\n<p>H\u1ed3 s\u01a1 \u0111i k\u00e8m m\u1ed7i c\u00e2y thang n\u00ean c\u00f3 b\u1ea3n c\u00f4ng b\u1ed1 c\u1ea5p t\u1ea3i theo EN 131 c\u00f9ng k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m t\u01b0\u01a1ng \u1ee9ng, \u0111\u1ec3 b\u1ed9 ph\u1eadn an to\u00e0n \u0111\u1ed1i chi\u1ebfu \u0111\u01b0\u1ee3c l\u00fac ki\u1ec3m \u0111\u1ecbnh n\u1ed9i b\u1ed9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1ch \u0111\u1ecdc nh\u00e3n c\u1ea5p t\u1ea3i EN 131, ph\u00e2n bi\u1ec7t \u0111\u1ed9 cao \u0111\u1ee9ng v\u1edbi \u0111\u1ed9 cao l\u00e0m vi\u1ec7c v\u00e0 c\u00e1c t\u00ecnh hu\u1ed1ng kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng thang nh\u00f4m v\u00ec nh\u00f4m d\u1eabn \u0111i\u1ec7n.<\/p>\n","protected":false},"author":969,"featured_media":27247,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6934],"tags":[1910,1422,3378],"class_list":["post-27237","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-xoa-gsc","tag-thang-nhom","tag-thang-treo-cao","tag-thang-xep-gon"],"_links":{"self":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/27237","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/users\/969"}],"replies":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/comments?post=27237"}],"version-history":[{"count":22,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/27237\/revisions"}],"predecessor-version":[{"id":95373,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/27237\/revisions\/95373"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/media\/27247"}],"wp:attachment":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/media?parent=27237"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/categories?post=27237"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/tags?post=27237"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}