{"id":56991,"date":"2026-01-07T14:23:50","date_gmt":"2026-01-07T14:23:50","guid":{"rendered":"https:\/\/testsdmv.com\/study-guides\/alabama\/chapter-2\/"},"modified":"2026-03-18T13:29:47","modified_gmt":"2026-03-18T13:29:47","slug":"chapter-2","status":"publish","type":"page","link":"https:\/\/testsdmv.com\/vi\/study-guides\/alabama\/chapter-2\/","title":{"rendered":"Ch\u01b0\u01a1ng 2: Gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9"},"content":{"rendered":"\n<div>\n<div>\n<div class=\"dmv-lang-container\">\n    <div class=\"dmv-lang-links\">\n        \n<div role=\"navigation\" aria-label=\"Language Switcher\" class=\"wpml-ls-statics-shortcode_actions wpml-ls wpml-ls-legacy-list-horizontal\">\n\t<ul><li class=\"wpml-ls-slot-shortcode_actions wpml-ls-item wpml-ls-item-en wpml-ls-first-item wpml-ls-item-legacy-list-horizontal\">\n\t\t\t\t<a href=\"https:\/\/testsdmv.com\/\" hreflang=\"en\" lang=\"en\" class=\"wpml-ls-link\" aria-label=\"Switch to English\" title=\"Switch to English\">\n\t\t\t\t\t<span class=\"wpml-ls-native\">English<\/span><\/a>\n\t\t\t<\/li><li class=\"wpml-ls-slot-shortcode_actions wpml-ls-item wpml-ls-item-es wpml-ls-item-legacy-list-horizontal\">\n\t\t\t\t<a href=\"https:\/\/testsdmv.com\/es\/\" hreflang=\"es\" lang=\"es\" class=\"wpml-ls-link\" aria-label=\"Switch to Espa\u00f1ol\" title=\"Switch to Espa\u00f1ol\">\n\t\t\t\t\t<span class=\"wpml-ls-native\">Espa\u00f1ol<\/span><\/a>\n\t\t\t<\/li><li class=\"wpml-ls-slot-shortcode_actions wpml-ls-item wpml-ls-item-zh-hans wpml-ls-item-legacy-list-horizontal\">\n\t\t\t\t<a href=\"https:\/\/testsdmv.com\/zh-hans\/\" hreflang=\"zh-hans\" lang=\"zh-hans\" class=\"wpml-ls-link\" aria-label=\"Switch to \u7b80\u4f53\u4e2d\u6587\" title=\"Switch to \u7b80\u4f53\u4e2d\u6587\">\n\t\t\t\t\t<span class=\"wpml-ls-native\">\u7b80\u4f53\u4e2d\u6587<\/span><\/a>\n\t\t\t<\/li><li class=\"wpml-ls-slot-shortcode_actions wpml-ls-item wpml-ls-item-ko wpml-ls-item-legacy-list-horizontal\">\n\t\t\t\t<a href=\"https:\/\/testsdmv.com\/ko\/\" hreflang=\"ko\" lang=\"ko\" class=\"wpml-ls-link\" aria-label=\"Switch to \ud55c\uad6d\uc5b4\" title=\"Switch to \ud55c\uad6d\uc5b4\">\n\t\t\t\t\t<span class=\"wpml-ls-native\">\ud55c\uad6d\uc5b4<\/span><\/a>\n\t\t\t<\/li><li class=\"wpml-ls-slot-shortcode_actions wpml-ls-item wpml-ls-item-fil-ph wpml-ls-last-item wpml-ls-item-legacy-list-horizontal\">\n\t\t\t\t<a href=\"https:\/\/testsdmv.com\/fil-ph\/\" hreflang=\"fil-ph\" lang=\"fil-ph\" class=\"wpml-ls-link\" aria-label=\"Switch to Tagalog\" title=\"Switch to Tagalog\">\n\t\t\t\t\t<span class=\"wpml-ls-native\">Tagalog<\/span><\/a>\n\t\t\t<\/li><\/ul>\n<\/div>\n\n    <\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"gb-element-ccfc5d40\">\n<p class=\"gb-text gb-text-0f6f7956\">H\u00e3y s\u1eed d\u1ee5ng h\u01b0\u1edbng d\u1eabn n\u00e0y \u0111\u1ec3 chu\u1ea9n b\u1ecb cho k\u1ef3 thi v\u00e0 tham kh\u1ea3o s\u1ed5 tay ch\u00ednh th\u1ee9c \u0111\u1ec3 bi\u1ebft \u0111\u1ea7y \u0111\u1ee7 th\u00f4ng tin.<\/p>\n<\/div>\n\n\n\n<aside class=\"gb-element-67617362\">\n<div class=\"gb-accordion gb-accordion-025724cd\">\n<div class=\"gb-accordion__item gb-accordion__item-88eef01e gb-accordion__item-open\">\n<div role=\"button\" tabindex=\"0\" class=\"gb-accordion__toggle gb-accordion__toggle-760b9f99 gb-block-is-current\" id=\"gb-accordion-toggle-760b9f99\">\n<span class=\"gb-text\">Trong ch\u01b0\u01a1ng n\u00e0y:<\/span>\n\n\n\n<span class=\"gb-accordion__toggle-icon gb-accordion__toggle-icon-37c071d3\"><span class=\"gb-accordion__toggle-icon-open\"><svg aria-hidden=\"true\" viewBox=\"0 0 256 256\"><rect width=\"256\" height=\"256\" fill=\"none\"><\/rect><polyline points=\"208 96 128 176 48 96\" fill=\"none\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"16\"><\/polyline><\/svg><\/span><span class=\"gb-accordion__toggle-icon-close\"><svg aria-hidden=\"true\" viewBox=\"0 0 256 256\"><rect width=\"256\" height=\"256\" fill=\"none\"><\/rect><polyline points=\"48 160 128 80 208 160\" fill=\"none\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"16\"><\/polyline><\/svg><\/span><\/span>\n<\/div>\n\n\n\n<div class=\"gb-accordion__content\" id=\"gb-accordion-content-67669fb5\">\n<div class=\"gb-element-32d91237\"><nav class=\"chapter-nav-auto\" aria-label=\"Chapter sections\"><ul><li><a href=\"#basic-speed-law\">Lu\u1eadt T\u1ed1c \u0111\u1ed9 C\u01a1 b\u1ea3n<\/a><\/li><li><a href=\"#default-speed-limits\">Gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 m\u1eb7c \u0111\u1ecbnh c\u1ee7a Alabama<\/a><\/li><li><a href=\"#other-speed-rules\">C\u00e1c quy t\u1eafc t\u1ed1c \u0111\u1ed9 kh\u00e1c<\/a><\/li><li><a href=\"#quick-numbers\">B\u1ea3ng s\u1ed1 li\u1ec7u nhanh<\/a><\/li><li><a href=\"#points-suspension\">B\u1ea3ng \u0111i\u1ec3m\/\u0110\u00ecnh ch\u1ec9<\/a><\/li><li><a href=\"#updates-today\">B\u1ea3ng c\u1eadp nh\u1eadt (H\u00f4m nay)<\/a><\/li><li><a href=\"#test-yourself\">T\u1ef1 ki\u1ec3m tra<\/a><\/li><\/ul><\/nav>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/aside>\n\n\n\n<div class=\"study-guide-content\">\n<div class=\"gb-element-1abb3a22\">\n<p class=\"wp-block-paragraph\">Qu\u1ea3n l\u00fd t\u1ed1c \u0111\u1ed9 l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00eda c\u1ea1nh c\u01a1 b\u1ea3n v\u00e0 quan tr\u1ecdng nh\u1ea5t c\u1ee7a vi\u1ec7c l\u00e1i xe an to\u00e0n. V\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 trong m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng \u0111\u00e1ng k\u1ec3 c\u00e1c v\u1ee5 tai n\u1ea1n ch\u1ebft ng\u01b0\u1eddi, v\u00ec t\u1ed1c \u0111\u1ed9 cao h\u01a1n l\u00e0m gi\u1ea3m th\u1eddi gian ph\u1ea3n \u1ee9ng v\u00e0 t\u0103ng \u0111\u00e1ng k\u1ec3 l\u1ef1c va ch\u1ea1m. Hi\u1ec3u v\u00e0 tu\u00e2n th\u1ee7 lu\u1eadt t\u1ed1c \u0111\u1ed9 c\u1ee7a Alabama l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 v\u01b0\u1ee3t qua b\u00e0i thi l\u00fd thuy\u1ebft l\u00e1i xe v\u00e0, quan tr\u1ecdng h\u01a1n, \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u00ednh m\u1ea1ng c\u1ee7a b\u1ea1n v\u00e0 c\u1ee7a nh\u1eefng ng\u01b0\u1eddi kh\u00e1c tr\u00ean \u0111\u01b0\u1eddng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"basic-speed-law\">Lu\u1eadt T\u1ed1c \u0111\u1ed9 C\u01a1 b\u1ea3n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Quy t\u1eafc c\u01a1 b\u1ea3n nh\u1ea5t c\u1ee7a Alabama v\u1ec1 t\u1ed1c \u0111\u1ed9 l\u00e0 <strong>Lu\u1eadt T\u1ed1c \u0111\u1ed9 C\u01a1 b\u1ea3n (Basic Speed Law)<\/strong>. Lu\u1eadt n\u00e0y y\u00eau c\u1ea7u ng\u01b0\u1eddi l\u00e1i xe kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n ph\u01b0\u01a1ng ti\u1ec7n v\u1edbi t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n m\u1ee9c h\u1ee3p l\u00fd v\u00e0 th\u1eadn tr\u1ecdng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n hi\u1ec7n c\u00f3. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c ni\u00eam y\u1ebft l\u00e0 t\u1ed1c \u0111\u1ed9 h\u1ee3p ph\u00e1p <em>t\u1ed1i \u0111a<\/em> \u0111\u01b0\u1ee3c ph\u00e9p trong \u0111i\u1ec1u ki\u1ec7n l\u00fd t\u01b0\u1edfng, kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ed1c \u0111\u1ed9 m\u1ee5c ti\u00eau ph\u1ea3i duy tr\u00ec m\u1ecdi l\u00fac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1eddi l\u00e1i xe ph\u1ea3i xem x\u00e9t t\u1ea5t c\u1ea3 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn an to\u00e0n, bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u1eddi ti\u1ebft:<\/strong> M\u01b0a, s\u01b0\u01a1ng m\u00f9, tuy\u1ebft, ho\u1eb7c b\u0103ng l\u00e0m gi\u1ea3m t\u1ea7m nh\u00ecn v\u00e0 \u0111\u1ed9 b\u00e1m c\u1ee7a l\u1ed1p xe. T\u1ed1c \u0111\u1ed9 an to\u00e0n trong nh\u1eefng \u0111i\u1ec1u ki\u1ec7n n\u00e0y s\u1ebd th\u1ea5p h\u01a1n nhi\u1ec1u so v\u1edbi gi\u1edbi h\u1ea1n \u0111\u01b0\u1ee3c ni\u00eam y\u1ebft.<\/li>\n\n\n\n<li><strong>T\u1ea7m nh\u00ecn:<\/strong> B\u00f3ng t\u1ed1i, m\u01b0a l\u1edbn, ho\u1eb7c s\u01b0\u01a1ng m\u00f9 h\u1ea1n ch\u1ebf kho\u1ea3ng c\u00e1ch m\u00e0 ng\u01b0\u1eddi l\u00e1i xe c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y. Ng\u01b0\u1eddi l\u00e1i xe kh\u00f4ng bao gi\u1edd n\u00ean &#8220;l\u00e1i xe v\u01b0\u1ee3t qu\u00e1 t\u1ea7m chi\u1ebfu c\u1ee7a \u0111\u00e8n pha&#8221;, ngh\u0129a l\u00e0 h\u1ecd ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng d\u1eebng l\u1ea1i trong kho\u1ea3ng c\u00e1ch \u0111\u01b0\u1ee3c \u0111\u00e8n chi\u1ebfu s\u00e1ng.<\/li>\n\n\n\n<li><strong>Giao th\u00f4ng:<\/strong> Trong t\u00ecnh tr\u1ea1ng giao th\u00f4ng \u0111\u00f4ng \u0111\u00fac, ng\u01b0\u1eddi l\u00e1i xe ph\u1ea3i gi\u1ea3m t\u1ed1c \u0111\u1ed9 \u0111\u1ec3 duy tr\u00ec kho\u1ea3ng c\u00e1ch an to\u00e0n v\u00e0 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c h\u00e0nh \u0111\u1ed9ng kh\u00f3 l\u01b0\u1eddng c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n kh\u00e1c.<\/li>\n\n\n\n<li><strong>\u0110i\u1ec1u ki\u1ec7n \u0111\u01b0\u1eddng s\u00e1:<\/strong> Ng\u01b0\u1eddi l\u00e1i xe ph\u1ea3i gi\u1ea3m t\u1ed1c \u0111\u1ed9 khi \u0111i qua c\u00e1c kh\u00fac cua g\u1ea5p, \u0111\u1ed3i d\u1ed1c, \u0111\u01b0\u1eddng h\u1eb9p, ho\u1eb7c \u0111\u01b0\u1eddng c\u00f3 \u1ed5 g\u00e0 ho\u1eb7c s\u1ecfi \u0111\u00e1.<\/li>\n\n\n\n<li><strong>Ng\u01b0\u1eddi \u0111i b\u1ed9 v\u00e0 ng\u01b0\u1eddi \u0111i xe \u0111\u1ea1p:<\/strong> \u1ede nh\u1eefng khu v\u1ef1c c\u00f3 nhi\u1ec1u ng\u01b0\u1eddi \u0111i b\u1ed9 ho\u1eb7c xe \u0111\u1ea1p, ch\u1eb3ng h\u1ea1n nh\u01b0 g\u1ea7n c\u00f4ng vi\u00ean ho\u1eb7c trong c\u00e1c khu d\u00e2n c\u01b0, ng\u01b0\u1eddi l\u00e1i xe ph\u1ea3i gi\u1ea3m t\u1ed1c \u0111\u1ed9 v\u00e0 h\u1ebft s\u1ee9c c\u1ea3nh gi\u00e1c.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Vi ph\u1ea1m Lu\u1eadt T\u1ed1c \u0111\u1ed9 C\u01a1 b\u1ea3n c\u00f3 th\u1ec3 b\u1ecb ph\u1ea1t, ngay c\u1ea3 khi ng\u01b0\u1eddi l\u00e1i xe \u0111ang \u0111i d\u01b0\u1edbi gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a \u0111\u01b0\u1ee3c ni\u00eam y\u1ebft.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>L\u1ed7i th\u01b0\u1eddng g\u1eb7p:<\/strong><br>Nhi\u1ec1u ng\u01b0\u1eddi l\u00e1i xe tin r\u1eb1ng n\u1ebfu h\u1ecd \u0111ang l\u00e1i xe b\u1eb1ng ho\u1eb7c ngay d\u01b0\u1edbi gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c ni\u00eam y\u1ebft, h\u1ecd t\u1ef1 \u0111\u1ed9ng l\u00e1i xe an to\u00e0n. Lu\u1eadt T\u1ed1c \u0111\u1ed9 C\u01a1 b\u1ea3n quy \u0111\u1ecbnh r\u1eb1ng n\u1ebfu tr\u1eddi m\u01b0a to, t\u1ed1c \u0111\u1ed9 55 mph tr\u00ean m\u1ed9t con \u0111\u01b0\u1eddng 55 mph c\u00f3 th\u1ec3 l\u00e0 qu\u00e1 nhanh v\u00e0 c\u00f3 th\u1ec3 b\u1ecb coi l\u00e0 vi ph\u1ea1m.<\/p>\n<\/blockquote>\n<\/div>\n\n\n<\/p>\n\n\n\n<div class=\"gb-element-3735b8d6\">\n<span class=\"gb-shape gb-shape-d1a7541a\"><svg viewBox=\"0 0 16 16\" class=\"bi bi-bookmark-star\" fill=\"currentColor\" height=\"16\" width=\"16\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n  <path d=\"M7.84 4.1a.178.178 0 0 1 .32 0l.634 1.285a.18.18 0 0 0 .134.098l1.42.206c.145.021.204.2.098.303L9.42 6.993a.18.18 0 0 0-.051.158l.242 1.414a.178.178 0 0 1-.258.187l-1.27-.668a.18.18 0 0 0-.165 0l-1.27.668a.178.178 0 0 1-.257-.187l.242-1.414a.18.18 0 0 0-.05-.158l-1.03-1.001a.178.178 0 0 1 .098-.303l1.42-.206a.18.18 0 0 0 .134-.098z\"><\/path>\n  <path d=\"M2 2a2 2 0 0 1 2-2h8a2 2 0 0 1 2 2v13.5a.5.5 0 0 1-.777.416L8 13.101l-5.223 2.815A.5.5 0 0 1 2 15.5zm2-1a1 1 0 0 0-1 1v12.566l4.723-2.482a.5.5 0 0 1 .554 0L13 14.566V2a1 1 0 0 0-1-1z\"><\/path>\n<\/svg><\/span>\n\n\n\n<p class=\"gb-text\">\ud83d\udd12 \u0110\u00e2y l\u00e0 n\u1ed9i dung Premium. Truy c\u1eadp n\u1ed9i dung b\u1ecb gi\u1edbi h\u1ea1n \u2014 c\u00e1c B\u00e0i thi DMV m\u1edf r\u1ed9ng, H\u01b0\u1edbng d\u1eabn h\u1ecdc t\u1eadp v\u00e0 b\u00e0i thi CDL.<\/p>\n\n\n\n<a class=\"gb-text gb-text-4785f37c\" href=\"https:\/\/testsdmv.com\/vi\/pricing\/\">Truy c\u1eadp G\u00f3i Premium<\/a>\n\n\n\n<p class=\"gb-text gb-text-95adcd10\"><em>\u0110\u00e3 mua? <a href=\"https:\/\/testsdmv.com\/vi\/sign-in\/\">\u0110\u0103ng nh\u1eadp<\/a><\/em><\/p>\n<\/div>\n\n\n<p>\n\n\n\n\n\n\n<div><nav class=\"tdmv-nav-container\" aria-label=\"Page navigation\"><a href=\"https:\/\/testsdmv.com\/vi\/study-guides\/alabama\/chapter-1\/\" class=\"tdmv-nav-btn prev-btn\">< Ch\u01b0\u01a1ng tr\u01b0\u1edbc<\/a><a href=\"https:\/\/testsdmv.com\/vi\/study-guides\/alabama\/chapter-3\/\" class=\"tdmv-nav-btn next-btn\">Ch\u01b0\u01a1ng sau ><\/a><\/nav>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Qu\u1ea3n l\u00fd t\u1ed1c \u0111\u1ed9 l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00eda c\u1ea1nh c\u01a1 b\u1ea3n v\u00e0 quan tr\u1ecdng nh\u1ea5t c\u1ee7a vi\u1ec7c l\u00e1i xe an to\u00e0n. V\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 trong m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng \u0111\u00e1ng k\u1ec3 c\u00e1c v\u1ee5 tai n\u1ea1n ch\u1ebft ng\u01b0\u1eddi, v\u00ec t\u1ed1c \u0111\u1ed9 cao h\u01a1n l\u00e0m gi\u1ea3m th\u1eddi gian ph\u1ea3n \u1ee9ng &#8230; <a title=\"Ch\u01b0\u01a1ng 2: Gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9\" class=\"read-more\" href=\"https:\/\/testsdmv.com\/vi\/study-guides\/alabama\/chapter-2\/\" aria-label=\"Read more about Ch\u01b0\u01a1ng 2: Gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9\">Read more<\/a><\/p>\n","protected":false},"author":30,"featured_media":34219,"parent":56047,"menu_order":2,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-56991","page","type-page","status-publish","has-post-thumbnail"],"_links":{"self":[{"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages\/56991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/users\/30"}],"replies":[{"embeddable":true,"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/comments?post=56991"}],"version-history":[{"count":0,"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages\/56991\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/pages\/56047"}],"wp:attachment":[{"href":"https:\/\/testsdmv.com\/vi\/wp-json\/wp\/v2\/media?parent=56991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}