{"id":6795,"date":"2020-05-28T15:02:00","date_gmt":"2020-05-28T15:02:00","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=6795"},"modified":"2020-05-28T15:02:00","modified_gmt":"2020-05-28T15:02:00","slug":"ladders-a-comprehensive-guide","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/life\/home-improvement\/ladders-a-comprehensive-guide\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn v\u1ec1 thang: \u01afu v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1c lo\u1ea1i thang kh\u00e1c nhau"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Thang: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n<\/h2>\n\n<h2 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i thang<\/h2>\n\n<p>Thang c\u00f3 nhi\u1ec1u lo\u1ea1i, m\u1ed7i lo\u1ea1i ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng vi\u1ec7c c\u1ee5 th\u1ec3.<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Thang ch\u1eef A:<\/strong> T\u1ef1 \u0111\u1ee9ng v\u1edbi khung h\u00ecnh ch\u1eef A, thang ch\u1eef A r\u1ea5t l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng vi\u1ec7c trong nh\u00e0, gi\u1eef th\u0103ng b\u1eb1ng tr\u00ean c\u1ea7u thang ho\u1eb7c ti\u1ebfp c\u1eadn \u0111\u1ed9 cao l\u00ean \u0111\u1ebfn 20 feet.<\/li>\n<li><strong>Thang \u0111a n\u0103ng:<\/strong> \u0110a n\u0103ng v\u00e0 c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh, nh\u1eefng chi\u1ebfc thang n\u00e0y c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 thang ch\u1eef A, thang c\u1ea7u thang, thang k\u00e9o d\u00e0i, v.v.<\/li>\n<li><strong>Thang th\u1eb3ng:<\/strong> C\u1ea7n c\u00f3 \u0111i\u1ec3m t\u1ef1a tr\u00ean b\u1ec1 m\u1eb7t, thang th\u1eb3ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ti\u1ebfp c\u1eadn \u0111\u1ed9 cao l\u1edbn h\u01a1n.<\/li>\n<li><strong>Thang k\u00e9o d\u00e0i:<\/strong> C\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 cao, thang k\u00e9o d\u00e0i c\u00f3 th\u1ec3 v\u01b0\u01a1n t\u1edbi 40 feet, nh\u01b0ng c\u1ea7n ph\u1ea3i thi\u1ebft l\u1eadp v\u00e0 \u1ed5n \u0111\u1ecbnh \u0111\u00fang c\u00e1ch.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Ch\u1ecdn thang ph\u00f9 h\u1ee3p<\/h2>\n\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn thang ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 chi\u1ec1u cao, s\u1ee9c ch\u1ecbu t\u1ea3i v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng.<\/p>\n\n<h2 class=\"wp-block-heading\">Chi\u1ec1u cao v\u00e0 t\u1ea7m v\u1edbi:<\/h2>\n\n<p>H\u00e3y c\u00e2n nh\u1eafc \u0111\u1ebfn chi\u1ec1u cao m\u00e0 b\u1ea1n c\u1ea7n ti\u1ebfp c\u1eadn v\u00e0 c\u1ed9ng th\u00eam 4 feet \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh t\u1ea7m v\u1edbi c\u1ea7n thi\u1ebft. T\u1ea7m v\u1edbi c\u1ee7a thang ch\u1eef A th\u01b0\u1eddng cao h\u01a1n 4 feet so v\u1edbi chi\u1ec1u cao th\u1ef1c t\u1ebf, trong khi t\u1ea7m v\u1edbi c\u1ee7a thang k\u00e9o d\u00e0i th\u01b0\u1eddng th\u1ea5p h\u01a1n 1 feet so v\u1edbi chi\u1ec1u cao c\u1ee7a thang.<\/p>\n\n<h2 class=\"wp-block-heading\">S\u1ee9c ch\u1ecbu t\u1ea3i (C\u00f4ng su\u1ea5t ch\u1ecbu t\u1ea3i):<\/h2>\n\n<p>Thang \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 d\u1ef1a tr\u00ean s\u1ee9c ch\u1ecbu t\u1ea3i t\u1ed1i \u0111a, bao g\u1ed3m ng\u01b0\u1eddi d\u00f9ng, d\u1ee5ng c\u1ee5 v\u00e0 v\u1eadt li\u1ec7u. N\u0103m lo\u1ea1i c\u00f4ng su\u1ea5t ch\u1ecbu t\u1ea3i l\u00e0:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Lo\u1ea1i 1AA (Si\u00eau ch\u1ecbu t\u1ea3i): 375 pound<\/li>\n<li>Lo\u1ea1i 1A (Si\u00eau ch\u1ecbu t\u1ea3i): 300 pound<\/li>\n<li>Lo\u1ea1i 1 (Ch\u1ecbu t\u1ea3i n\u1eb7ng): 250 pound<\/li>\n<li>Lo\u1ea1i 2 (Ch\u1ecbu t\u1ea3i trung b\u00ecnh): 225 pound<\/li>\n<li>Lo\u1ea1i 3 (Ch\u1ecbu t\u1ea3i nh\u1eb9): 200 pound<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Ch\u1ea5t li\u1ec7u:<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1ee3i th\u1ee7y tinh:<\/strong> Kh\u00f4ng d\u1eabn \u0111i\u1ec7n v\u00e0 l\u00fd t\u01b0\u1edfng cho c\u00f4ng vi\u1ec7c \u0111i\u1ec7n, nh\u01b0ng n\u1eb7ng h\u01a1n v\u00e0 \u0111\u1eaft h\u01a1n nh\u00f4m.<\/li>\n<li><strong>Nh\u00f4m:<\/strong> Nh\u1eb9 v\u00e0 b\u1ec1n, nh\u01b0ng kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi c\u00f4ng vi\u1ec7c \u0111i\u1ec7n do t\u00ednh d\u1eabn \u0111i\u1ec7n.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">C\u00e1c t\u00ednh n\u0103ng c\u1ea7n c\u00e2n nh\u1eafc:<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>B\u1eadc thang r\u1ed9ng:<\/strong> Mang l\u1ea1i s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 tho\u1ea3i m\u00e1i h\u01a1n.<\/li>\n<li><strong>B\u1ec1 m\u1eb7t ch\u1ed1ng tr\u01b0\u1ee3t:<\/strong> Gi\u1ea3m nguy c\u01a1 tr\u01b0\u1ee3t ng\u00e3.<\/li>\n<li><strong>C\u01a1 c\u1ea5u kh\u00f3a:<\/strong> \u0110\u1ea3m b\u1ea3o thang lu\u00f4n an to\u00e0n \u1edf \u0111\u00fang v\u1ecb tr\u00ed.<\/li>\n<li><strong>Khay \u0111\u1ec3 \u0111\u1ed3 ngh\u1ec1:<\/strong> Ti\u1ec7n l\u1ee3i \u0111\u1ec3 \u0111\u1ef1ng \u0111\u1ed3 ngh\u1ec1 v\u00e0 v\u1eadt li\u1ec7u.<\/li>\n<li><strong>T\u00ednh di \u0111\u1ed9ng:<\/strong> Nh\u1eb9 v\u00e0 d\u1ec5 d\u00e0ng di chuy\u1ec3n.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba an to\u00e0n<\/h2>\n\n<p>S\u1eed d\u1ee5ng thang an to\u00e0n l\u00e0 r\u1ea5t quan tr\u1ecdng. H\u00e3y l\u00e0m theo c\u00e1c h\u01b0\u1edbng d\u1eabn sau:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Mang gi\u00e0y ch\u1ed1ng tr\u01b0\u1ee3t.<\/li>\n<li>Ki\u1ec3m tra thang tr\u01b0\u1edbc m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng.<\/li>\n<li>\u0110\u1eb7t thang tr\u00ean n\u1ec1n \u0111\u1ea5t \u1ed5n \u0111\u1ecbnh, b\u1eb1ng ph\u1eb3ng.<\/li>\n<li>H\u01b0\u1edbng v\u1ec1 ph\u00eda tr\u01b0\u1edbc v\u00e0 \u0111\u1ee9ng gi\u1eefa hai thanh b\u00ean c\u1ee7a thang.<\/li>\n<li>Kh\u00f4ng bao gi\u1edd \u0111\u1ee9ng tr\u00ean b\u1eadc thang tr\u00ean c\u00f9ng ho\u1eb7c hai b\u1eadc thang tr\u00ean c\u00f9ng c\u1ee7a thang ch\u1eef A.<\/li>\n<li>Kh\u00f4ng \u0111\u1ec3 thang qu\u00e1 t\u1ea3i.<\/li>\n<li>Th\u1eadn tr\u1ecdng khi c\u00f3 gi\u00f3 m\u1ea1nh ho\u1eb7c tr\u1eddi m\u01b0a.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">B\u1ea3o qu\u1ea3n thang<\/h2>\n\n<p>Vi\u1ec7c b\u1ea3o qu\u1ea3n \u0111\u00fang c\u00e1ch \u0111\u1ea3m b\u1ea3o tu\u1ed5i th\u1ecd v\u00e0 tr\u00e1nh h\u01b0 h\u1ecfng.<\/p>\n\n<ul class=\"wp-block-list\">\n<li>B\u1ea3o qu\u1ea3n thang \u1edf n\u01a1i kh\u00f4 r\u00e1o, \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7.<\/li>\n<li>Treo thang th\u1eb3ng \u0111\u1ee9ng tr\u00ean t\u01b0\u1eddng ho\u1eb7c s\u1eed d\u1ee5ng gi\u00e1 \u0111\u1ec3 thang.<\/li>\n<li>Gi\u1eef cho thang s\u1ea1ch s\u1ebd v\u00e0 kh\u00f4ng c\u00f3 m\u1ea3nh v\u1ee5n.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">T\u1eeb kh\u00f3a \u0111u\u00f4i d\u00e0i<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1ch ch\u1ecdn thang t\u1ed1t nh\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng t\u1ea1i nh\u00e0<\/li>\n<li>M\u1eb9o s\u1eed d\u1ee5ng thang an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3<\/li>\n<li>C\u00e1ch b\u1ea3o qu\u1ea3n thang \u0111\u00fang c\u00e1ch \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd<\/li>\n<li>C\u00f3 nh\u1eefng lo\u1ea1i thang n\u00e0o v\u00e0 \u1ee9ng d\u1ee5ng ri\u00eang bi\u1ec7t c\u1ee7a ch\u00fang l\u00e0 g\u00ec<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Thang: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n C\u00e1c lo\u1ea1i thang Thang c\u00f3 nhi\u1ec1u lo\u1ea1i, m\u1ed7i lo\u1ea1i ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u00f4ng vi\u1ec7c c\u1ee5 th\u1ec3. Thang ch\u1eef A: T\u1ef1 \u0111\u1ee9ng v\u1edbi khung h\u00ecnh&hellip;<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8844],"tags":[2940,8820,5583,2856,11235],"class_list":["post-6795","post","type-post","status-publish","format-standard","hentry","category-home-improvement","tag-safety","tag-home-improvement","tag-tools","tag-construction","tag-ladders"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/6795","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=6795"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/6795\/revisions"}],"predecessor-version":[{"id":6796,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/6795\/revisions\/6796"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=6795"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=6795"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=6795"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}