{"id":9821,"date":"2016-07-12T10:21:14","date_gmt":"2016-07-12T03:21:14","guid":{"rendered":"https:\/\/www.baohoxanh.com\/blog\/?p=9821"},"modified":"2026-09-04T10:30:40","modified_gmt":"2026-09-04T03:30:40","slug":"day-cuu-ho-han-quoc","status":"publish","type":"post","link":"https:\/\/www.baohoxanh.com\/blog\/day-cuu-ho-han-quoc\/","title":{"rendered":"D\u00e2y C\u1ee9u H\u1ed9 H\u00e0n Qu\u1ed1c: D\u00e2y T\u0129nh, Kh\u00f3a H\u1ea1 V\u00e0 C\u0103n C\u1ee9 Lo\u1ea1i B\u1ecf"},"content":{"rendered":"<p><strong>D\u00e2y c\u1ee9u h\u1ed9 H\u00e0n Qu\u1ed1c<\/strong> l\u00e0 c\u00e1ch g\u1ecdi quen c\u1ee7a gi\u1edbi trang b\u1ecb ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y cho d\u00f2ng d\u00e2y h\u1ea1 ng\u01b0\u1eddi do c\u00e1c h\u00e3ng H\u00e0n Qu\u1ed1c s\u1ea3n xu\u1ea5t, b\u00e1n k\u00e8m kh\u00f3a h\u1ea1 v\u00e0 m\u00f3c n\u1ed1i. B\u00e0i vi\u1ebft n\u00e0y kh\u00f4ng b\u00e0n v\u1ec1 th\u01b0\u01a1ng hi\u1ec7u m\u00e0 b\u00e0n v\u1ec1 th\u1ee9 quy\u1ebft \u0111\u1ecbnh s\u1ee3i d\u00e2y c\u00f3 d\u00f9ng \u0111\u01b0\u1ee3c cho vi\u1ec7c h\u1ea1 ng\u01b0\u1eddi hay kh\u00f4ng: n\u00f3 l\u00e0 d\u00e2y t\u0129nh hay d\u00e2y \u0111\u1ed9ng, \u0111i c\u00f9ng thi\u1ebft b\u1ecb g\u00ec, v\u00e0 khi n\u00e0o b\u1eaft bu\u1ed9c ph\u1ea3i lo\u1ea1i b\u1ecf.<\/p>\n<h2>D\u00e2y C\u1ee9u H\u1ed9 H\u00e0n Qu\u1ed1c N\u1eb1m \u1ede \u0110\u00e2u Trong Nh\u00f3m D\u00e2y Ch\u1ecbu Ng\u01b0\u1eddi<\/h2>\n<p>Tr\u01b0\u1edbc h\u1ebft c\u1ea7n t\u00e1ch hai vi\u1ec7c th\u01b0\u1eddng b\u1ecb g\u1ed9p l\u00e0m m\u1ed9t. D\u00e2y c\u1ee9u sinh l\u00e0 s\u1ee3i d\u00e2y ch\u1ea1y song song v\u1edbi ng\u01b0\u1eddi trong l\u00fac l\u00e0m vi\u1ec7c b\u00ecnh th\u01b0\u1eddng, ch\u1ec9 nh\u1eadn t\u1ea3i \u0111\u00fang m\u1ed9t l\u1ea7n khi c\u00f3 c\u00fa r\u01a1i. D\u00e2y c\u1ee9u h\u1ed9 l\u00e0 s\u1ee3i d\u00e2y ch\u1ee7 \u0111\u1ed9ng \u0111\u01b0a ng\u01b0\u1eddi xu\u1ed1ng ho\u1eb7c k\u00e9o ng\u01b0\u1eddi l\u00ean, ch\u1ecbu t\u1ea3i to\u00e0n b\u1ed9 th\u1eddi gian thao t\u00e1c v\u00e0 ng\u01b0\u1eddi v\u1eadn h\u00e0nh bi\u1ebft tr\u01b0\u1edbc m\u00ecnh s\u1eafp treo l\u00ean n\u00f3.<\/p>\n<p>Hai vai tr\u00f2 \u0111\u00f3 c\u1ea7n hai \u0111\u1eb7c t\u00ednh ng\u01b0\u1ee3c nhau. D\u00e2y c\u1ee9u sinh \u0111i c\u00f9ng b\u1ed9 gi\u1ea3m ch\u1ea5n \u0111\u1ec3 h\u1ea1 l\u1ef1c gi\u1eadt; d\u00e2y c\u1ee9u h\u1ed9 c\u1ea7n gi\u00e3n \u00edt nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ec3 ng\u01b0\u1eddi \u0111\u01b0\u1ee3c h\u1ea1 \u0111i xu\u1ed1ng \u0111\u1ec1u, kh\u00f4ng n\u1ea3y, v\u00e0 ng\u01b0\u1eddi \u0111i\u1ec1u khi\u1ec3n c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u00fang t\u1ea3i tr\u00ean tay.<\/p>\n<p>V\u1ec1 xu\u1ea5t x\u1ee9, c\u1ea7n n\u00f3i cho \u0111\u00fang m\u1ee9c: d\u00f2ng thi\u1ebft b\u1ecb c\u1ee9u h\u1ed9 H\u00e0n Qu\u1ed1c ph\u1ed5 bi\u1ebfn \u1edf Vi\u1ec7t Nam v\u00ec k\u00edch c\u1ee1 h\u1ee3p v\u00f3c d\u00e1ng ng\u01b0\u1eddi d\u00f9ng trong n\u01b0\u1edbc, gi\u00e1 h\u1ee3p l\u00fd khi trang b\u1ecb s\u1ed1 l\u01b0\u1ee3ng l\u1edbn cho t\u00f2a nh\u00e0, v\u00e0 ngu\u1ed3n ph\u1ee5 ki\u1ec7n thay th\u1ebf \u1ed5n \u0111\u1ecbnh. C\u00f2n xu\u1ea5t x\u1ee9 c\u1ee7a m\u1ed9t l\u00f4 h\u00e0ng c\u1ee5 th\u1ec3 th\u00ec ph\u1ea3i \u0111\u1ed1i chi\u1ebfu tr\u00ean ch\u1ee9ng t\u1eeb nh\u1eadp v\u00e0 tem tr\u00ean th\u00e2n s\u1ea3n ph\u1ea9m, kh\u00f4ng suy t\u1eeb t\u00ean g\u1ecdi th\u01b0\u01a1ng m\u1ea1i.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.baohoxanh.com\/blog\/wp-content\/uploads\/2019\/03\/day-thoat-hi-m-han-qu-c.jpg\" alt=\"Cu\u1ed9n d\u00e2y tho\u00e1t hi\u1ec3m b\u00e1n k\u00e8m m\u00f3c n\u1ed1i d\u00f9ng cho t\u00f2a nh\u00e0 cao t\u1ea7ng\" loading=\"lazy\" width=\"500\" height=\"500\" title=\"\"><\/p>\n<h2>D\u00e2y T\u0129nh V\u00e0 D\u00e2y \u0110\u1ed9ng Kh\u00e1c Nhau \u1ede Ch\u1ed7 N\u00e0o<\/h2>\n<p>Hai nh\u00f3m d\u00e2y n\u00e0y nh\u00ecn b\u1ec1 ngo\u00e0i r\u1ea5t gi\u1ed1ng nhau: c\u00f9ng c\u1ea5u t\u1ea1o v\u1ecf b\u1ecdc l\u00f5i, c\u00f9ng d\u1ea3i \u0111\u01b0\u1eddng k\u00ednh, c\u00f9ng m\u1ec1m tay. Kh\u00e1c bi\u1ec7t n\u1eb1m \u1edf \u0111\u1ed9 gi\u00e3n v\u00e0 \u1edf b\u1ed9 ti\u00eau chu\u1ea9n ch\u1ee9ng nh\u1eadn.<\/p>\n<p>D\u00e2y t\u0129nh, \u0111\u00fang h\u01a1n l\u00e0 d\u00e2y gi\u00e3n th\u1ea5p, \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn theo EN 1891. H\u00e3ng d\u00e2y Teufelberger c\u00f4ng b\u1ed1 <a href=\"https:\/\/www.teufelberger.com\/en\/fiber-ropes\/services\/brainbox\/norms-standards\" rel=\"dofollow noopener\" target=\"_blank\">b\u1ea3n t\u00f3m t\u1eaft c\u00e1c ti\u00eau chu\u1ea9n d\u00e2y<\/a> cho bi\u1ebft ph\u1ea1m vi \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a ti\u00eau chu\u1ea9n n\u00e0y l\u00e0 8,5 \u0111\u1ebfn 16 mm, \u0111\u1ed9 gi\u00e3n t\u0129nh kh\u00f4ng qu\u00e1 5 ph\u1ea7n tr\u0103m d\u01b0\u1edbi t\u1ea3i 150 kg, v\u00e0 s\u1ee3i d\u00f9ng l\u00e0m d\u00e2y ph\u1ea3i c\u00f3 \u0111i\u1ec3m n\u00f3ng ch\u1ea3y tr\u00ean 195 \u0111\u1ed9 C. \u0110i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 \u0111\u00f3 lo\u1ea1i th\u1eb3ng polypropylene v\u00e0 polyethylene ra kh\u1ecfi nh\u00f3m, n\u00ean m\u1ed9t s\u1ee3i d\u00e2y n\u1ed5i tr\u00ean n\u01b0\u1edbc kh\u00f4ng th\u1ec3 l\u00e0 d\u00e2y EN 1891.<\/p>\n<p>Ti\u00eau chu\u1ea9n n\u00e0y chia hai lo\u1ea1i. Lo\u1ea1i A d\u00f9ng cho c\u00f4ng vi\u1ec7c ch\u00ednh, l\u1ef1c t\u0129nh t\u1ed1i thi\u1ec3u 22 kN khi kh\u00f4ng th\u1eaft n\u00fat v\u00e0 15 kN khi c\u00f3 n\u00fat. Lo\u1ea1i B y\u00eau c\u1ea7u th\u1ea5p h\u01a1n, 18 kN v\u00e0 12 kN, d\u00f9ng cho vi\u1ec7c nh\u1eb9 h\u01a1n. Trong h\u1ec7 ti\u1ebfp c\u1eadn b\u1eb1ng d\u00e2y, d\u00e2y l\u00e0m vi\u1ec7c v\u00e0 d\u00e2y an to\u00e0n th\u01b0\u1eddng l\u1ea5y theo lo\u1ea1i A.<\/p>\n<p>D\u00e2y \u0111\u1ed9ng l\u00e0 d\u00e2y leo n\u00fai theo EN 892, thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u00e3n nhi\u1ec1u v\u00e0 h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng c\u1ee7a c\u00fa r\u01a1i. Ch\u1ec9 ti\u00eau ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 l\u1ef1c xung t\u1ed1i \u0111a truy\u1ec1n v\u00e0o ng\u01b0\u1eddi, 12 kN v\u1edbi d\u00e2y \u0111\u01a1n. \u0110\u1ed9 gi\u00e3n t\u0129nh c\u1ee7a d\u00e2y \u0111\u1ed9ng cao g\u1ea5p \u0111\u00f4i d\u00e2y t\u0129nh, v\u00e0 ch\u00ednh \u0111\u1eb7c t\u00ednh \u0111\u00f3 khi\u1ebfn n\u00f3 kh\u00f4ng d\u00f9ng cho vi\u1ec7c h\u1ea1 ng\u01b0\u1eddi.<\/p>\n<h2>V\u00ec Sao C\u1ee9u H\u1ed9 V\u00e0 L\u00e0m Vi\u1ec7c Treo Ch\u1ecdn D\u00e2y T\u0129nh<\/h2>\n<p>B\u1ed1n l\u00fd do th\u1ef1c d\u1ee5ng, x\u1ebfp theo m\u1ee9c \u0111\u1ed9 hay g\u1eb7p:<\/p>\n<ul>\n<li><strong>Gi\u1eef \u0111\u00fang v\u1ecb tr\u00ed:<\/strong> ng\u01b0\u1eddi treo tr\u00ean d\u00e2y gi\u00e3n nhi\u1ec1u s\u1ebd nh\u00fan l\u00ean xu\u1ed1ng m\u1ed7i khi \u0111\u1ed5i t\u01b0 th\u1ebf, kh\u00f4ng \u0111\u1ee9ng y\u00ean \u0111\u01b0\u1ee3c \u1edf m\u1ed9t cao \u0111\u1ed9 \u0111\u1ec3 thao t\u00e1c.<\/li>\n<li><strong>H\u1ea1 c\u00f3 ki\u1ec3m so\u00e1t:<\/strong> d\u00e2y gi\u00e3n t\u00edch n\u0103ng l\u01b0\u1ee3ng nh\u01b0 l\u00f2 xo; khi kh\u00f3a h\u1ea1 nh\u1ea3 ra, ph\u1ea7n n\u0103ng l\u01b0\u1ee3ng \u0111\u00f3 bung theo v\u00e0 t\u1ed1c \u0111\u1ed9 h\u1ea1 tr\u1edf n\u00ean kh\u00f3 \u0111o\u00e1n.<\/li>\n<li><strong>B\u1ea3o v\u1ec7 m\u00e9p:<\/strong> d\u00e2y co gi\u00e3n tr\u01b0\u1ee3t qua l\u1ea1i nhi\u1ec1u h\u01a1n t\u1ea1i \u0111i\u1ec3m t\u00ec tr\u00ean m\u00e9p m\u00e1i, v\u00e0 m\u1ed7i l\u1ea7n tr\u01b0\u1ee3t l\u00e0 m\u1ed9t l\u1ea7n b\u00e0o l\u1edbp v\u1ecf.<\/li>\n<li><strong>K\u00e9o ng\u01b0\u1eddi l\u00ean:<\/strong> m\u1ed7i ph\u1ea7n gi\u00e3n l\u00e0 m\u1ed9t ph\u1ea7n c\u00f4ng k\u00e9o b\u1ecb m\u1ea5t; k\u00e9o m\u1ed9t ng\u01b0\u1eddi l\u00ean b\u1eb1ng d\u00e2y \u0111\u1ed9ng t\u1ed1n s\u1ee9c h\u01a1n nhi\u1ec1u so v\u1edbi d\u00e2y t\u0129nh c\u00f9ng \u0111\u01b0\u1eddng k\u00ednh.<\/li>\n<\/ul>\n<p>C\u1ea5u t\u1ea1o v\u1ecf b\u1ecdc l\u00f5i c\u0169ng quan tr\u1ecdng kh\u00f4ng k\u00e9m con s\u1ed1 \u0111\u1ed9 gi\u00e3n. L\u00f5i b\u00ean trong g\u00e1nh ph\u1ea7n l\u1edbn l\u1ef1c k\u00e9o, c\u00f2n l\u1edbp v\u1ecf b\u1ec7n b\u00ean ngo\u00e0i l\u00e0m nhi\u1ec7m v\u1ee5 ch\u1ed1ng m\u00e0i v\u00e0 ch\u1ed1ng n\u1eafng cho l\u00f5i. V\u00ec v\u1eady m\u1ed9t s\u1ee3i d\u00e2y nh\u00ecn b\u1ec1 ngo\u00e0i c\u00f2n nguy\u00ean v\u1eabn c\u00f3 th\u1ec3 \u0111\u00e3 h\u1ecfng l\u00f5i, v\u00e0 ng\u01b0\u1ee3c l\u1ea1i v\u1ecf s\u1eddn nh\u1eb9 ch\u01b0a ch\u1eafc l\u00e0 c\u0103n c\u1ee9 lo\u1ea1i b\u1ecf. C\u00e1ch ki\u1ec3m ch\u1ec9 c\u00f3 m\u1ed9t: vu\u1ed1t tay d\u1ecdc to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.baohoxanh.com\/blog\/wp-content\/uploads\/2016\/03\/day-dai-thoat-hiem.jpg\" alt=\"B\u1ed9 d\u00e2y tho\u00e1t hi\u1ec3m g\u1ed3m \u0111ai \u0111eo v\u00e0 d\u00e2y h\u1ea1 chu\u1ea9n b\u1ecb cho di\u1ec5n t\u1eadp tho\u00e1t n\u1ea1n\" loading=\"lazy\" width=\"800\" height=\"533\" title=\"\"><\/p>\n<h2>\u0110\u01b0\u1eddng K\u00ednh, Chi\u1ec1u D\u00e0i V\u00e0 C\u00e1ch T\u00ednh Cho M\u1ed9t T\u00f2a Nh\u00e0<\/h2>\n<p>\u0110\u01b0\u1eddng k\u00ednh kh\u00f4ng ch\u1ecdn theo c\u1ea3m gi\u00e1c ch\u1eafc ch\u1eafn m\u00e0 ch\u1ecdn theo thi\u1ebft b\u1ecb \u0111i k\u00e8m. Kh\u00f3a h\u1ea1 v\u00e0 b\u1ed9 h\u00e3m \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o cho m\u1ed9t d\u1ea3i \u0111\u01b0\u1eddng k\u00ednh h\u1eb9p; l\u1eafp d\u00e2y to h\u01a1n th\u00ec k\u1eb9t, l\u1eafp d\u00e2y nh\u1ecf h\u01a1n th\u00ec tr\u01b0\u1ee3t. V\u00ec v\u1eady tr\u00ecnh t\u1ef1 \u0111\u00fang l\u00e0 ch\u1ecdn thi\u1ebft b\u1ecb tr\u01b0\u1edbc, r\u1ed3i l\u1ea5y \u0111\u01b0\u1eddng k\u00ednh d\u00e2y theo t\u00e0i li\u1ec7u c\u1ee7a ch\u00ednh thi\u1ebft b\u1ecb \u0111\u00f3.<\/p>\n<p>Trong d\u1ea3i m\u00e0 EN 1891 ph\u1ee7, d\u00e2y c\u1ee1 nh\u1ecf nh\u1eb9 v\u00e0 g\u1ecdn nh\u01b0ng n\u00f3ng nhanh khi h\u1ea1 v\u00e0 c\u1ea5n tay h\u01a1n; d\u00e2y c\u1ee1 l\u1edbn c\u1ea7m \u00eam, b\u1ec1n m\u00e0i, nh\u01b0ng n\u1eb7ng v\u00e0 t\u1ed1n ch\u1ed7 khi cu\u1ed9n. V\u1edbi t\u00f2a nh\u00e0 v\u0103n ph\u00f2ng trang b\u1ecb c\u1ed1 \u0111\u1ecbnh, c\u1ee1 trung th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn c\u00e2n b\u1eb1ng.<\/p>\n<p>Chi\u1ec1u d\u00e0i t\u00ednh theo chi\u1ec1u cao th\u1eadt t\u1eeb \u0111i\u1ec3m neo t\u1edbi m\u1eb7t \u0111\u1ea5t ti\u1ebfp nh\u1eadn, c\u1ed9ng th\u00eam ph\u1ea7n d\u1ef1 ph\u00f2ng cho \u0111o\u1ea1n \u0111i v\u00f2ng qua m\u00e9p, \u0111o\u1ea1n th\u1eaft n\u00fat ch\u1eb7n \u1edf \u0111\u1ea7u d\u01b0\u1edbi v\u00e0 \u0111o\u1ea1n d\u01b0 \u0111\u1ec3 ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7m. L\u1ea5y \u0111\u00fang b\u1eb1ng chi\u1ec1u cao t\u1ea7ng l\u00e0 thi\u1ebfu, v\u00e0 thi\u1ebfu d\u00e2y khi ng\u01b0\u1eddi \u0111\u00e3 \u1edf l\u01b0ng ch\u1eebng l\u00e0 t\u00ecnh hu\u1ed1ng kh\u00f4ng c\u00f3 c\u00e1ch x\u1eed l\u00fd \u0111\u1eb9p.<\/p>\n<p>M\u1eb7t \u0111\u1ea5t ti\u1ebfp nh\u1eadn kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng l\u00e0 s\u00e2n. N\u1ebfu b\u00ean d\u01b0\u1edbi l\u00e0 m\u00e1i \u0111ua, gi\u1ebfng tr\u1eddi hay khu v\u1ef1c b\u1ecb r\u00e0o, ph\u1ea3i x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc \u0111i\u1ec3m d\u1eebng th\u1eadt v\u00e0 \u0111o t\u1eeb \u0111\u00f3. C\u00f9ng v\u1edbi d\u00e2y, nhi\u1ec1u t\u00f2a nh\u00e0 trang b\u1ecb th\u00eam <a href=\"https:\/\/www.baohoxanh.com\/thang-day-thoat-hiem\">thang d\u00e2y tho\u00e1t hi\u1ec3m<\/a> cho c\u00e1c t\u1ea7ng th\u1ea5p, n\u01a1i qu\u00e3ng h\u1ea1 ng\u1eafn v\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u1ef1 leo xu\u1ed1ng.<\/p>\n<h2>Kh\u00f3a H\u1ea1 V\u00e0 Thi\u1ebft B\u1ecb H\u00e3m \u0110i K\u00e8m<\/h2>\n<p>S\u1ee3i d\u00e2y kh\u00f4ng t\u1ef1 h\u1ea1 ng\u01b0\u1eddi. B\u1ed9 ph\u1eadn quy\u1ebft \u0111\u1ecbnh l\u00e0 thi\u1ebft b\u1ecb h\u1ea1, v\u00e0 ti\u00eau chu\u1ea9n d\u00e0nh cho n\u00f3 l\u00e0 EN 341. T\u1ed5 ch\u1ee9c th\u1eed nghi\u1ec7m SATRA m\u00f4 t\u1ea3 <a href=\"https:\/\/www.satra.com\/spotlight\/article.php?id=439\" rel=\"dofollow noopener\" target=\"_blank\">ph\u1ea1m vi th\u1eed c\u1ee7a ti\u00eau chu\u1ea9n n\u00e0y<\/a> g\u1ed3m hai ki\u1ec3u v\u00e0 b\u1ed1n h\u1ea1ng.<\/p>\n<p>Hai ki\u1ec3u l\u00e0 thi\u1ebft b\u1ecb h\u00e3m t\u1ef1 \u0111\u1ed9ng, t\u1ef1 gi\u1eef t\u1ed1c \u0111\u1ed9 m\u00e0 ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng ph\u1ea3i thao t\u00e1c sau khi b\u1eaft \u0111\u1ea7u h\u1ea1; v\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng tay, t\u1ed1c \u0111\u1ed9 do ng\u01b0\u1eddi v\u1eadn h\u00e0nh gi\u1eef. V\u1edbi ng\u01b0\u1eddi kh\u00f4ng chuy\u00ean trong t\u00ecnh hu\u1ed1ng tho\u00e1t n\u1ea1n, ki\u1ec3u t\u1ef1 \u0111\u1ed9ng d\u1ec5 d\u00f9ng h\u01a1n h\u1eb3n.<\/p>\n<p>B\u1ed1n h\u1ea1ng ph\u00e2n theo t\u1ed5ng n\u0103ng l\u01b0\u1ee3ng h\u1ea1 m\u00e0 thi\u1ebft b\u1ecb ch\u1ecbu \u0111\u01b0\u1ee3c qua nhi\u1ec1u l\u1ea7n s\u1eed d\u1ee5ng, t\u1eeb h\u1ea1ng d\u00f9ng \u0111\u01b0\u1ee3c nhi\u1ec1u l\u1ea7n cho t\u1edbi h\u1ea1ng ch\u1ec9 d\u00f9ng \u0111\u00fang m\u1ed9t l\u1ea7n r\u1ed3i b\u1ecf. \u0110\u00e2y l\u00e0 con s\u1ed1 c\u1ea7n h\u1ecfi khi trang b\u1ecb cho t\u00f2a nh\u00e0 \u0111\u00f4ng ng\u01b0\u1eddi: m\u1ed9t thi\u1ebft b\u1ecb h\u1ea1ng th\u1ea5p c\u00f3 th\u1ec3 h\u1ebft tu\u1ed5i th\u1ecd ngay trong m\u1ed9t l\u1ea7n tho\u00e1t n\u1ea1n t\u1eadp th\u1ec3.<\/p>\n<p>V\u00e0i ch\u1ec9 ti\u00eau kh\u00e1c c\u1ee7a ti\u00eau chu\u1ea9n h\u1eefu \u00edch khi \u0111\u1ecdc h\u1ed3 s\u01a1 s\u1ea3n ph\u1ea9m: t\u1ea3i tr\u1ecdng danh \u0111\u1ecbnh t\u1ed1i \u0111a ph\u1ea3i \u0111\u1ea1t \u00edt nh\u1ea5t 100 kg, t\u1ed1c \u0111\u1ed9 h\u1ea1 n\u1eb1m trong kho\u1ea3ng 0,5 \u0111\u1ebfn 2 m m\u1ed7i gi\u00e2y, \u0111\u1ed9 b\u1ec1n t\u0129nh b\u1eb1ng m\u01b0\u1eddi l\u1ea7n t\u1ea3i danh \u0111\u1ecbnh t\u1ed1i \u0111a v\u00e0 kh\u00f4ng d\u01b0\u1edbi 12 kN, v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn ng\u01b0\u1eddi d\u00f9ng ch\u1ea1m v\u00e0o kh\u00f4ng \u0111\u01b0\u1ee3c n\u00f3ng qu\u00e1 48 \u0111\u1ed9 C sau khi h\u1ea1.<\/p>\n<p>M\u00f3c n\u1ed1i \u0111i k\u00e8m ph\u1ea3i l\u00e0 lo\u1ea1i c\u00f3 ch\u1ed1t kh\u00f3a, kh\u00f4ng d\u00f9ng m\u00f3c l\u00f2 xo m\u1edf nhanh. Ng\u01b0\u1eddi \u0111\u01b0\u1ee3c h\u1ea1 ph\u1ea3i m\u1eb7c \u0111ai to\u00e0n th\u00e2n ho\u1eb7c \u0111ai c\u1ee9u n\u1ea1n chuy\u00ean d\u1ee5ng, kh\u00f4ng d\u00f9ng \u0111ai b\u00e1n th\u00e2n ki\u1ec3u th\u1eaft l\u01b0ng cho t\u00ecnh hu\u1ed1ng treo ng\u01b0\u1eddi. Nh\u00f3m thi\u1ebft b\u1ecb n\u00e0y n\u1eb1m chung danh m\u1ee5c v\u1edbi <a href=\"https:\/\/www.baohoxanh.com\/day-dai-an-toan\">d\u00e2y \u0111ai an to\u00e0n<\/a> d\u00f9ng cho lao \u0111\u1ed9ng tr\u00ean cao.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.baohoxanh.com\/blog\/wp-content\/uploads\/2016\/11\/moc_khoa_Carabiner-_LARGE-_STEEL-_SG.jpg\" alt=\"M\u00f3c n\u1ed1i th\u00e9p c\u1ee1 l\u1edbn c\u00f3 ch\u1ed1t kh\u00f3a v\u1eb7n d\u00f9ng trong b\u1ed9 thi\u1ebft b\u1ecb h\u1ea1 ng\u01b0\u1eddi\" loading=\"lazy\" width=\"800\" height=\"800\" title=\"\"><\/p>\n<h2>Ki\u1ec3m Tra V\u1ecf D\u00e2y, L\u00f5i D\u00e2y V\u00e0 C\u0103n C\u1ee9 Lo\u1ea1i B\u1ecf<\/h2>\n<p>Ki\u1ec3m tra d\u00e2y c\u1ee9u h\u1ed9 kh\u00e1c ki\u1ec3m tra d\u00e2y th\u01b0\u1eddng \u1edf ch\u1ed7 ph\u1ea3i r\u00e0 b\u1eb1ng tay, kh\u00f4ng ch\u1ec9 nh\u00ecn. Tr\u1ea3i h\u1ebft d\u00e2y ra s\u00e0n s\u1ea1ch, k\u00e9o qua k\u1ebd tay t\u1eeb \u0111\u1ea7u n\u00e0y sang \u0111\u1ea7u kia v\u00e0 c\u1ea3m nh\u1eadn t\u1eebng \u0111o\u1ea1n.<\/p>\n<p>D\u1ea5u hi\u1ec7u \u1edf l\u1edbp v\u1ecf g\u1ed3m: s\u1eddn th\u00e0nh l\u00f4ng tr\u00ean m\u1ed9t \u0111o\u1ea1n d\u00e0i, \u0111\u1ee9t s\u1ee3i v\u1ecf \u0111\u1ec3 l\u1ed9 l\u00f5i, v\u1ebft ch\u00e1y ho\u1eb7c ch\u1ea3y nh\u1ef1a do tia l\u1eeda h\u00e0n v\u00e0 ma s\u00e1t n\u00f3ng, v\u1ebft \u1ed1 loang c\u1ee7a d\u1ea7u, axit hay dung m\u00f4i. Ri\u00eang v\u1ebft h\u00f3a ch\u1ea5t ph\u1ea3i x\u1eed l\u00fd d\u1ee9t kho\u00e1t v\u00ec h\u01b0 h\u1ea1i do h\u00f3a ch\u1ea5t th\u01b0\u1eddng kh\u00f4ng nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c cho t\u1edbi l\u00fac d\u00e2y \u0111\u1ee9t.<\/p>\n<p>D\u1ea5u hi\u1ec7u \u1edf l\u00f5i th\u00ec ch\u1ec9 tay m\u1edbi b\u1eaft \u0111\u01b0\u1ee3c: \u0111o\u1ea1n x\u1eb9p l\u00e9p m\u1ea5t ti\u1ebft di\u1ec7n tr\u00f2n, \u0111o\u1ea1n ph\u1ed3ng b\u1ea5t th\u01b0\u1eddng, \u0111o\u1ea1n c\u1ee9ng ho\u1eb7c m\u1ec1m nh\u0169n kh\u00e1c h\u1eb3n ph\u1ea7n c\u00f2n l\u1ea1i. M\u1ed7i d\u1ea5u hi\u1ec7u \u0111\u00f3 ngh\u0129a l\u00e0 s\u1ee3i b\u00ean trong \u0111\u00e3 \u0111\u1ee9t, d\u00f9 v\u1ecf ngo\u00e0i v\u1eabn li\u1ec1n.<\/p>\n<p>C\u0103n c\u1ee9 lo\u1ea1i b\u1ecf th\u00ec d\u1ee9t kho\u00e1t, kh\u00f4ng s\u1eeda ch\u1eefa t\u1ea1m:<\/p>\n<ol>\n<li>D\u00e2y \u0111\u00e3 ch\u1ecbu t\u1ea3i trong m\u1ed9t s\u1ef1 c\u1ed1 th\u1eadt, k\u1ec3 c\u1ea3 khi nh\u00ecn b\u00ean ngo\u00e0i c\u00f2n nguy\u00ean.<\/li>\n<li>L\u00f5i l\u1ed9 ra ngo\u00e0i \u1edf b\u1ea5t c\u1ee9 \u0111i\u1ec3m n\u00e0o.<\/li>\n<li>C\u00f3 b\u1ea5t th\u01b0\u1eddng v\u1ec1 ti\u1ebft di\u1ec7n khi vu\u1ed1t tay.<\/li>\n<li>D\u00ednh h\u00f3a ch\u1ea5t ho\u1eb7c c\u00f3 v\u1ebft ch\u00e1y.<\/li>\n<li>H\u1ebft h\u1ea1n theo c\u00f4ng b\u1ed1 c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t. Nh\u00e3n th\u01b0\u1eddng c\u00f3 hai m\u1ed1c, h\u1ea1n l\u01b0u kho t\u00ednh t\u1eeb ng\u00e0y s\u1ea3n xu\u1ea5t v\u00e0 h\u1ea1n s\u1eed d\u1ee5ng t\u00ednh t\u1eeb ng\u00e0y \u0111\u01b0a v\u00e0o d\u00f9ng, l\u1ea5y m\u1ed1c n\u00e0o \u0111\u1ebfn tr\u01b0\u1edbc.<\/li>\n<\/ol>\n<p>Gi\u1eefa c\u00e1c l\u1ea7n d\u00f9ng, c\u1ea5t d\u00e2y n\u01a1i kh\u00f4 r\u00e1o, tr\u00e1nh n\u1eafng tr\u1ef1c ti\u1ebfp, kh\u00f4ng \u0111\u1ec3 chung v\u1edbi can dung m\u00f4i hay b\u00ecnh axit, v\u00e0 kh\u00f4ng \u0111\u00e8 v\u1eadt n\u1eb7ng l\u00ean cu\u1ed9n. M\u1ed7i b\u1ed9 n\u00ean c\u00f3 m\u00e3 ri\u00eang v\u00e0 m\u1ed9t d\u00f2ng trong s\u1ed5 ghi ng\u00e0y c\u1ea5p ph\u00e1t, ng\u00e0y ki\u1ec3m tra, t\u00ean ng\u01b0\u1eddi ki\u1ec3m. Kh\u00f4ng c\u00f3 s\u1ed5 th\u00ec kh\u00f4ng ai bi\u1ebft b\u1ed9 d\u00e2y \u0111\u00e3 d\u00f9ng bao l\u00e2u v\u00e0 qua tay nh\u1eefng ai.<\/p>\n<h2>Ai \u0110\u01b0\u1ee3c Ph\u00e9p Tri\u1ec3n Khai D\u00e2y H\u1ea1 V\u00e0 Ki\u1ec3m Tra \u0110\u1ecbnh K\u1ef3<\/h2>\n<h3>D\u00e2y C\u1ee9u H\u1ed9 C\u00f3 D\u00f9ng Thay D\u00e2y C\u1ee9u Sinh Khi L\u00e0m Vi\u1ec7c \u0110\u01b0\u1ee3c Kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng n\u00ean g\u1ed9p. H\u1ec7 ch\u1ed1ng r\u01a1i khi l\u00e0m vi\u1ec7c c\u1ea7n thi\u1ebft b\u1ecb ch\u1ed1ng r\u01a1i v\u00e0 b\u1ed9 gi\u1ea3m ch\u1ea5n \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn ri\u00eang cho vai tr\u00f2 \u0111\u00f3. D\u00e2y h\u1ea1 ng\u01b0\u1eddi l\u00e0 m\u1ed9t h\u1ec7 kh\u00e1c, ph\u1ee5c v\u1ee5 t\u00ecnh hu\u1ed1ng \u0111\u01b0a ng\u01b0\u1eddi xu\u1ed1ng, v\u00e0 hai h\u1ec7 n\u00ean t\u00e1ch c\u1ea3 v\u1ec1 s\u1ee3i d\u00e2y l\u1eabn \u0111i\u1ec3m neo.<\/p>\n<h3>Bao L\u00e2u Ph\u1ea3i Thay D\u00e2y M\u1ed9t L\u1ea7n?<\/h3>\n<p>Kh\u00f4ng c\u00f3 con s\u1ed1 chung cho m\u1ecdi tr\u01b0\u1eddng h\u1ee3p. C\u0103n c\u1ee9 l\u00e0 h\u1ea1n s\u1eed d\u1ee5ng nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng b\u1ed1 c\u1ed9ng v\u1edbi k\u1ebft qu\u1ea3 ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3. D\u00e2y c\u1ea5t trong h\u1ed9p thi\u1ebft b\u1ecb \u1edf h\u00e0nh lang xu\u1ed1ng c\u1ea5p ch\u1eadm h\u01a1n nhi\u1ec1u so v\u1edbi d\u00e2y d\u00f9ng hu\u1ea5n luy\u1ec7n h\u1eb1ng th\u00e1ng, n\u00ean l\u1ecbch thay ph\u1ea3i g\u1eafn v\u1edbi s\u1ed1 l\u1ea7n d\u00f9ng th\u1eadt.<\/p>\n<h3>T\u1ea1i Sao Kh\u00f4ng D\u00f9ng C\u00e1p Th\u00e9p Cho Vi\u1ec7c H\u1ea1 Ng\u01b0\u1eddi?<\/h3>\n<p>C\u00e1p th\u00e9p ch\u1ecbu nhi\u1ec7t v\u00e0 ch\u1ecbu m\u00e0i t\u1ed1t h\u01a1n, v\u00e0 c\u00f3 m\u1eb7t trong m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb h\u1ea1 chuy\u00ean d\u1ee5ng. Nh\u01b0ng c\u00e1p c\u1ee9ng, n\u1eb7ng, kh\u00f4ng th\u1eaft n\u00fat \u0111\u01b0\u1ee3c, t\u01b0\u1edbc s\u1ee3i \u0111\u00e2m tay, v\u00e0 ph\u1ea3i d\u00f9ng \u0111\u00fang thi\u1ebft b\u1ecb ch\u1ebf t\u1ea1o cho c\u00e1p. V\u1edbi tho\u00e1t n\u1ea1n trong t\u00f2a nh\u00e0, d\u00e2y s\u1ee3i t\u1ed5ng h\u1ee3p g\u1ecdn v\u00e0 d\u1ec5 tri\u1ec3n khai h\u01a1n.<\/p>\n<h3>Ng\u01b0\u1eddi Ch\u01b0a Qua Hu\u1ea5n Luy\u1ec7n C\u00f3 T\u1ef1 D\u00f9ng B\u1ed9 H\u1ea1 \u0110\u01b0\u1ee3c Kh\u00f4ng?<\/h3>\n<p>Ch\u1ec9 v\u1edbi thi\u1ebft b\u1ecb h\u00e3m t\u1ef1 \u0111\u1ed9ng v\u00e0 sau khi \u0111\u00e3 thao t\u00e1c th\u1eed \u1edf t\u1ea7m th\u1ea5p. \u0110\u01a1n v\u1ecb n\u00ean t\u1ed5 ch\u1ee9c di\u1ec5n t\u1eadp b\u1eb1ng ch\u00ednh thi\u1ebft b\u1ecb \u0111ang l\u1eafp, kh\u00f4ng di\u1ec5n t\u1eadp b\u1eb1ng thi\u1ebft b\u1ecb m\u01b0\u1ee3n, v\u00ec thao t\u00e1c nh\u1ea3 v\u00e0 kh\u00f3a kh\u00e1c nhau gi\u1eefa c\u00e1c d\u00f2ng m\u00e1y.<\/p>\n<h3>Trang B\u1ecb Cho T\u00f2a Nh\u00e0 Th\u00ec C\u1ea7n Nh\u1eefng G\u00ec Ngo\u00e0i D\u00e2y?<\/h3>\n<p>T\u1ed1i thi\u1ec3u g\u1ed3m thi\u1ebft b\u1ecb h\u1ea1 \u0111\u00fang c\u1ee1 d\u00e2y, \u0111ai cho ng\u01b0\u1eddi \u0111\u01b0\u1ee3c h\u1ea1, m\u00f3c n\u1ed1i c\u00f3 ch\u1ed1t kh\u00f3a, \u0111i\u1ec3m neo \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c, v\u00e0 l\u1edbp l\u00f3t b\u1ea3o v\u1ec7 d\u00e2y t\u1ea1i m\u00e9p. To\u00e0n b\u1ed9 n\u00ean \u0111\u1eb7t trong m\u1ed9t h\u1ed9p ni\u00eam phong t\u1ea1i v\u1ecb tr\u00ed c\u1ed1 \u0111\u1ecbnh, c\u00f9ng nh\u00f3m v\u1edbi c\u00e1c <a href=\"https:\/\/www.baohoxanh.com\/thiet-bi-ung-cuu-khan-cap\">thi\u1ebft b\u1ecb \u1ee9ng c\u1ee9u kh\u1ea9n c\u1ea5p<\/a> kh\u00e1c c\u1ee7a t\u00f2a nh\u00e0.<\/p>\n<h2>Trang B\u1ecb V\u00e0 Ki\u1ec3m Tra \u0110\u1ecbnh K\u1ef3 Cho T\u00f2a Nh\u00e0<\/h2>\n<p>B\u1ea3o H\u1ed9 Xanh cung c\u1ea5p d\u00e2y c\u1ee9u h\u1ed9, thi\u1ebft b\u1ecb h\u1ea1 v\u00e0 ph\u1ee5 ki\u1ec7n \u0111i k\u00e8m cho t\u00f2a nh\u00e0, nh\u00e0 x\u01b0\u1edfng v\u00e0 \u0111\u1ed9i \u1ee9ng c\u1ee9u n\u1ed9i b\u1ed9, c\u00f9ng c\u00e1c h\u1ea1ng m\u1ee5c thu\u1ed9c nh\u00f3m <a href=\"https:\/\/www.baohoxanh.com\/an-toan-tren-cao\">thi\u1ebft b\u1ecb an to\u00e0n l\u00e0m vi\u1ec7c tr\u00ean cao<\/a>. Khi trang b\u1ecb m\u1edbi, n\u00ean \u0111\u1ed1i chi\u1ebfu \u0111\u01b0\u1eddng k\u00ednh d\u00e2y v\u1edbi t\u00e0i li\u1ec7u c\u1ee7a thi\u1ebft b\u1ecb h\u1ea1 tr\u01b0\u1edbc khi \u0111\u1eb7t, v\u00ec \u0111\u00e2y l\u00e0 ch\u1ed7 hay l\u1ec7ch nh\u1ea5t gi\u1eefa c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m.<\/p>\n<p>V\u1edbi \u0111\u01a1n v\u1ecb \u0111\u00e3 c\u00f3 s\u1eb5n thi\u1ebft b\u1ecb, vi\u1ec7c \u0111\u00e1ng l\u00e0m tr\u01b0\u1edbc ti\u00ean kh\u00f4ng ph\u1ea3i mua th\u00eam m\u00e0 l\u00e0 l\u1eadp danh s\u00e1ch t\u1eebng b\u1ed9 theo m\u00e3, ghi ng\u00e0y s\u1ea3n xu\u1ea5t v\u00e0 t\u00ecnh tr\u1ea1ng hi\u1ec7n t\u1ea1i. Danh s\u00e1ch \u0111\u00f3 th\u01b0\u1eddng cho th\u1ea5y ngay v\u00e0i b\u1ed9 \u0111\u00e3 qu\u00e1 h\u1ea1n ho\u1eb7c thi\u1ebfu ph\u1ee5 ki\u1ec7n, v\u00e0 \u0111\u00f3 l\u00e0 nh\u1eefng b\u1ed9 s\u1ebd kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang l\u00fac c\u1ea7n nh\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u00e2y c\u1ee9u h\u1ed9 H\u00e0n Qu\u1ed1c l\u00e0 c\u00e1ch g\u1ecdi quen c\u1ee7a gi\u1edbi trang b\u1ecb ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y cho d\u00f2ng d\u00e2y h\u1ea1 ng\u01b0\u1eddi do c\u00e1c h\u00e3ng H\u00e0n Qu\u1ed1c s\u1ea3n xu\u1ea5t, b\u00e1n k\u00e8m kh\u00f3a h\u1ea1 v\u00e0 m\u00f3c n\u1ed1i. B\u00e0i vi\u1ebft n\u00e0y kh\u00f4ng b\u00e0n v\u1ec1 th\u01b0\u01a1ng hi\u1ec7u m\u00e0 b\u00e0n v\u1ec1 th\u1ee9 quy\u1ebft \u0111\u1ecbnh s\u1ee3i d\u00e2y c\u00f3 d\u00f9ng \u0111\u01b0\u1ee3c&#8230;<\/p>\n","protected":false},"author":969,"featured_media":61120,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6934,1],"tags":[1042,143],"class_list":["post-9821","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-xoa-gsc","category-tin-tuc","tag-day-cuu-ho-han-quoc","tag-day-dai-an-toan-tren-cao-gia-re"],"_links":{"self":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/9821","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=9821"}],"version-history":[{"count":13,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/9821\/revisions"}],"predecessor-version":[{"id":94827,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/posts\/9821\/revisions\/94827"}],"wp:attachment":[{"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/media?parent=9821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/categories?post=9821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.baohoxanh.com\/blog\/wp-json\/wp\/v2\/tags?post=9821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}