\u2013 Kh\u1ed1i l\u01b0\u1ee3ng v\u00e1n khu\u00f4n \u0111\u01b0\u1ee3c \u0111o b\u00f3c, ph\u00e2n lo\u1ea1i ri\u00eang theo y\u00eau c\u1ea7u thi\u1ebft k\u1ebf, ch\u1ea5t li\u1ec7u s\u1eed d\u1ee5ng l\u00e0m v\u00e1n khu\u00f4n (th\u00e9p, g\u1ed7, g\u1ed7 d\u00e1n ph\u1ee7 phin\u2026)<\/p>\n
\u2013 Kh\u1ed1i l\u01b0\u1ee3ng v\u00e1n khu\u00f4n \u0111\u01b0\u1ee3c \u0111o b\u00f3c theo b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac gi\u1eefa v\u00e1n khu\u00f4n v\u00e0 b\u00ea t\u00f4ng (k\u1ec3 c\u1ea3 c\u00e1c ph\u1ea7n v\u00e1n khu\u00f4n nh\u00f4 ra theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt ho\u1eb7c ch\u1ec9 d\u1eabn) v\u00e0 ph\u1ea3i tr\u1eeb c\u00e1c khe co gi\u00e3n, c\u00e1c l\u1ed7 r\u1ed7ng tr\u00ean b\u1ec3 m\u1eb7t k\u1ebft c\u1ea5u c\u00f3 di\u1ec7n t\u00edch > lm2, ch\u1ed7 giao nhau gi\u1eefa m\u00f3ng v\u00e0 d\u1ea7m, c\u1ed9t v\u1edbi t\u01b0\u1eddng, d\u1ea7m v\u1edbi d\u1ea7m, d\u1ea7m v\u1edbi c\u1ed9t, d\u1ea7m v\u00e0 c\u1ed9t v\u1edbi s\u00e0n, \u0111\u1ea7u t\u1ea5m \u0111an ng\u00e0m t\u01b0\u1eddng\u2026 \u0111\u01b0\u1ee3c t\u00ednh m\u1ed9t l\u1ea7n.<\/p>\n
\u2013 \u0110\u1ed1i v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng v\u00e1n khu\u00f4n t\u1ea5m l\u1edbn (k\u00edch th\u01b0\u1edbc 1,5mx2m) khi thi c\u00f4ng theo y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt kh\u00f4ng ph\u1ea3i tr\u1eeb di\u1ec7n t\u00edch v\u00e1n khu\u00f4n c\u1ee7a l\u1ed7 r\u1ed7ng tr\u00ean b\u1ec1 m\u1eb7t k\u1ebft c\u1ea5u b\u00ea t\u00f4ng.<\/p>\n
Ghi ch\u00fa:<\/p>\n
\u2013 C\u00f4ng vi\u1ec7c s\u1ea3n xu\u1ea5t, l\u1eafp d\u1ef1ng, th\u00e1o d\u1ee1 v\u00e1n khu\u00f4n (g\u1ed3m v\u00e1n khu\u00f4n g\u1ed7 v\u00e0 v\u00e1n khu\u00f4n kim lo\u1ea1i) \u0111\u01b0\u1ee3c t\u00ednh cho 1m2 di\u1ec7n t\u00edch m\u1eb7t b\u00ea t\u00f4ng t\u1eebng lo\u1ea1i k\u1ebft c\u1ea5u c\u1ea7n s\u1eed d\u1ee5ng v\u00e1n khu\u00f4n. V\u00e1n khu\u00f4n m\u1ed9t s\u1ed1 c\u00f4ng t\u00e1c tr\u01b0\u1ee3t sil\u00f4, l\u1ed3ng thang m\u00e1y, v\u00e1n khu\u00f4n h\u1ea7m, v\u00e1n khu\u00f4n d\u1ea7m c\u1ea7u \u0111\u00fac h\u1eabng \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c cho c\u00f4ng t\u00e1c s\u1ea3n xu\u1ea5t, l\u1eafp d\u1ef1ng l\u1ea7n \u0111\u1ea7u v\u00e0 di chuy\u1ebfn cho 1 l\u1ea7n ti\u1ebfp theo.<\/p>\n
\u2013 N\u1ebfu tr\u00ean b\u1ec3 m\u1eb7t k\u1ebft c\u1ea5u b\u00ea t\u00f4ng c\u00f3 di\u1ec7n t\u00edch ch\u1ed7 r\u1ed7ng < 1m2 s\u1ebd kh\u00f4ng ph\u1ea3i tr\u1eeb \u0111i di\u1ec7n t\u00edch v\u00e1n khu\u00f4n v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c t\u00ednh th\u00eam v\u00e1n khu\u00f4n cho b\u1ec3 m\u1eb7t th\u00e0nh, g\u1edd xung quanh ch\u1ed7 r\u1ed7ng.<\/p>\n
\u2013 \u0110\u1ed1i v\u1edbi v\u00e1n khu\u00f4n m\u1ed9t s\u1ed1 lo\u1ea1i k\u1ebft c\u1ea5u (x\u00e0, d\u1ea7m, s\u00e0n, m\u00e1i\u2026) khi t\u00ednh to\u00e1n cho c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng d\u00e2n d\u1ee5ng v\u00e0 c\u00f4ng nghi\u1ec7p, n\u1ebfu chi\u1ec1u cao ch\u1ed1ng v\u00e1n khu\u00f4n v\u01b0\u1ee3t kh\u1ea9u \u0111\u1ed9 (th\u00f4ng t\u1ea7ng) th\u00ec c\u0103n c\u1ee9 v\u00e0o y\u00eau c\u1ea7u thi\u1ebft k\u1ebf v\u00e0 \u0111i\u1ec1u ki\u1ec7n thi c\u00f4ng c\u1ee5 th\u1ec3 \u0111\u1ec3 t\u00ednh kh\u1ed1i l\u01b0\u1ee3ng v\u1eadt li\u1ec7u (g\u1ed7 ch\u1ed1ng, gi\u1eb1ng n\u00e9o, \u0111inh) v\u00e0 nh\u00e2n c\u00f4ng cho ph\u00f9 h\u1ee3p.<\/p>\n
\u2013 Kh\u1ed1i l\u01b0\u1ee3ng c\u1ed1t th\u00e9p ph\u1ea3i \u0111\u01b0\u1ee3c \u0111o b\u00f3c, ph\u00e2n lo\u1ea1i theo lo\u1ea1i th\u00e9p (th\u00e9p th\u01b0\u1eddng v\u00e0 th\u00e9p d\u1ef1 \u1ee9ng l\u1ef1c, th\u00e9p tr\u01a1n, th\u00e9p v\u1eb1n), m\u00e1c th\u00e9p, nh\u00f3m th\u00e9p, \u0111\u01b0\u1eddng k\u00ednh c\u1ed1t th\u00e9p theo chi ti\u1ebft b\u1ed9 ph\u1eadn k\u1ebft c\u1ea5u (m\u00f3ng, c\u1ed9t, t\u01b0\u1eddng\u2026) v\u00e0 \u0111i\u1ec1u ki\u1ec7n thi c\u00f4ng. M\u1ed9t s\u1ed1 c\u00f4ng t\u00e1c c\u1ed1t th\u00e9p \u0111\u1eb7c bi\u1ec7t c\u00f2n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111o b\u00f3c, ph\u00e2n lo\u1ea1i theo chi\u1ec1u cao c\u1ea5u ki\u1ec7n.<\/p>\n
\u2013 Kh\u1ed1i l\u01b0\u1ee3ng c\u1ed1t th\u00e9p \u0111\u01b0\u1ee3c \u0111o b\u00f3c bao g\u1ed3m kh\u1ed1i l\u01b0\u1ee3ng c\u1ed1t th\u00e9p, m\u1ed1i n\u1ed1i ch\u1ed5ng, n\u1ed1i ren, n\u1ed1i \u1ed1ng, con k\u00ea, mi\u1ebfng \u0111\u1ec7m, bu l\u00f4ng li\u00ean k\u1ebft v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u1ed1t th\u00e9p bi\u1ec7n ph\u00e1p thi c\u00f4ng (nh\u01b0 th\u00e9p ch\u1ed1ng gi\u1eefa 2 l\u00f3p c\u1ed1t th\u00e9p\u2026), n\u1ebfu c\u00f3.<\/p>\n
\u2013 C\u00e1c th\u00f4ng tin c\u01b0\u1eddng \u0111\u1ed9 ti\u00eau chu\u1ea9n, h\u00ecnh d\u1ea1ng b\u1ec1 m\u1eb7t v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m v\u1ec1 nh\u1eadn d\u1ea1ng kh\u00e1c c\u1ea7n \u0111\u01b0\u1ee3c ghi r\u00f5 trong B\u1ea3ng t\u00ednh to\u00e1n, \u0111o b\u00f3c kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh, h\u1ea1ng m\u1ee5c c\u00f4ng tr\u00ecnh.<\/p>\n
Ghi ch\u00fa:<\/p>\n
C\u00f4ng t\u00e1c s\u1ea3n xu\u1ea5t, l\u1eafp d\u1ef1ng c\u1ed1t th\u00e9p \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c cho 1 t\u1ea5n c\u1ed1t th\u00e9p \u0111\u00e3 bao g\u1ed3m hao h\u1ee5t th\u00e9p \u1edf kh\u00e2u thi c\u00f4ng, ch\u01b0a bao g\u1ed3m th\u00e9p n\u1ed1i ch\u1ed3ng, th\u00e9p ch\u1ed1ng gi\u1eefa c\u00e1c l\u1edbp c\u1ed1t th\u00e9p, th\u00e9p ch\u1edd v\u00e0 c\u00e1c k\u1ebft c\u1ea5u th\u00e9p phi ti\u00eau chu\u1ea9n ch\u00f4n s\u1eb5n trong b\u00ea t\u00f4ng.<\/p>\n
\u2013 Kh\u1ed1i l\u01b0\u1ee3ng c\u1ecdc ph\u1ea3i \u0111\u01b0\u1ee3c \u0111o b\u00f3c, ph\u00e2n lo\u1ea1i theo lo\u1ea1i v\u1eadt li\u1ec7u ch\u1ebf t\u1ea1o c\u1ecdc (c\u1ecdc tre, g\u1ed7, b\u00ea t\u00f4ng c\u1ed1t th\u00e9p, th\u00e9p), k\u00edch th\u01b0\u1edbc c\u1ecdc (chi\u1ec1u d\u00e0i m\u1ed7i c\u1ecdc, \u0111\u01b0\u1eddng k\u00ednh, ti\u1ebft di\u1ec7n), ph\u01b0\u01a1ng ph\u00e1p n\u1ed1i c\u1ecdc, \u0111\u1ed9 s\u00e2u \u0111\u00f3ng c\u1ecdc, c\u1ea5p \u0111\u1ea5t \u0111\u00e1, \u0111i\u1ec1u ki\u1ec7n thi c\u00f4ng (tr\u00ean c\u1ea1n, d\u01b0\u1edbi n\u01b0\u1edbc, m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc ng\u1ecdt, n\u01b0\u1edbc l\u1ee3, n\u01b0\u1edbc m\u1eadn) v\u00e0 bi\u1ec7n ph\u00e1p thi c\u00f4ng (th\u1ee7 c\u00f4ng, thi c\u00f4ng b\u1eb1ng m\u00e1y).<\/p>\n
\u2013 Kh\u1ed1i l\u01b0\u1ee3ng c\u1ecdc sau khi \u0111o b\u00f3c c\u00f2n \u0111\u01b0\u1ee3c b\u1ed5 sung kh\u1ed1i l\u01b0\u1ee3ng c\u1eaft, ph\u00e1 d\u1ee1 \u0111\u1ea7u c\u1ecdc, b\u1ed1c x\u00fac, v\u1eadn chuy\u1ec3n ph\u1ebf th\u1ea3i sau khi c\u1eaft, ph\u00e1 d\u1ee1, n\u1ebfu c\u00f3.<\/p>\n
\u2013 C\u00e1c th\u00f4ng tin li\u00ean quan \u0111\u1ebfn c\u00f4ng t\u00e1c h\u1ea1 c\u1ecdc nh\u01b0 c\u00e1c y\u00eau c\u1ea7u c\u1ea7n thi\u1ebft khi \u0111\u00f3ng c\u1ecdc c\u1ea7n \u0111\u01b0\u1ee3c ghi r\u00f5 trong b\u1ea3ng t\u00ednh to\u00e1n, \u0111o b\u00f3c kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh, h\u1ea1ng m\u1ee5c c\u00f4ng tr\u00ecnh.<\/p>\n
\u0110\u1ed1i v\u1edbi c\u1ecdc khoan nh\u1ed3i, k\u1ebft c\u1ea5u c\u1ecdc Barrete hay c\u1ecdc b\u00ea t\u00f4ng c\u1ed1t th\u00e9p \u0111\u00fac s\u1eb5n t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, vi\u1ec7c \u0111o b\u00f3c kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng t\u00e1c b\u00ea t\u00f4ng, c\u1ed1t th\u00e9p c\u1ecdc nh\u01b0 h\u01b0\u1edbng d\u1eabn v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng t\u00e1c b\u00ea t\u00f4ng (m\u1ee5c 3) v\u00e0 c\u1ed1t th\u00e9p ( m\u1ee5c 5) n\u00f3i tr\u00ean.<\/p>","protected":false},"excerpt":{"rendered":"
C\u00f4ng t\u00e1c v\u00e1n khu\u00f4n \u2013 Kh\u1ed1i l\u01b0\u1ee3ng v\u00e1n khu\u00f4n \u0111\u01b0\u1ee3c \u0111o b\u00f3c, ph\u00e2n lo\u1ea1i ri\u00eang theo y\u00eau c\u1ea7u thi\u1ebft k\u1ebf, ch\u1ea5t li\u1ec7u s\u1eed d\u1ee5ng l\u00e0m v\u00e1n khu\u00f4n (th\u00e9p, g\u1ed7, g\u1ed7 d\u00e1n ph\u1ee7 phin\u2026) \u2013 Kh\u1ed1i l\u01b0\u1ee3ng v\u00e1n khu\u00f4n \u0111\u01b0\u1ee3c \u0111o b\u00f3c theo b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac gi\u1eefa v\u00e1n khu\u00f4n v\u00e0 b\u00ea t\u00f4ng (k\u1ec3 c\u1ea3 c\u00e1c […]\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/vxd.com.vn\/vi\/wp-json\/wp\/v2\/posts\/872"}],"collection":[{"href":"https:\/\/vxd.com.vn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vxd.com.vn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vxd.com.vn\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vxd.com.vn\/vi\/wp-json\/wp\/v2\/comments?post=872"}],"version-history":[{"count":1,"href":"https:\/\/vxd.com.vn\/vi\/wp-json\/wp\/v2\/posts\/872\/revisions"}],"predecessor-version":[{"id":873,"href":"https:\/\/vxd.com.vn\/vi\/wp-json\/wp\/v2\/posts\/872\/revisions\/873"}],"wp:attachment":[{"href":"https:\/\/vxd.com.vn\/vi\/wp-json\/wp\/v2\/media?parent=872"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vxd.com.vn\/vi\/wp-json\/wp\/v2\/categories?post=872"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vxd.com.vn\/vi\/wp-json\/wp\/v2\/tags?post=872"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}