DB43_T 2280-2021 公路高液限土路基设计与施工技术规范.docx

ICS?93.080 CCS?P?66  43 湖 南 省 地 方 标 准 DB43/T?2280—2021 公路高液限土路基设计与施工技术规范 Technical?specifications?for?design?and?construction?of highway?subgrade?of?high?liquid?limit?soil 2021?-?12?-?29?发布 2022?-?03?-?29?实施 湖南省市场监督管理局 发?布 DB43/T?2280—2021 目 次 前言························································································································?Ⅲ 引言························································································································?Ⅴ 1??范围?·····················································································································?1 2??规范性引用文件?······································································································1 3??术语和定义?············································································································1 4??符号和缩略语?·········································································································2 5??勘察?·····················································································································?2 5.1 一般规定?·········································································································2 5.2 初步勘察?·········································································································3 5.3 详细勘察?·········································································································5 6??设计?·····················································································································?7 6.1 一般规定?·········································································································7 6.2 填方路基设计?···································································································7 6.3 挖方路基设计?···································································································9 6.4 路基边坡稳定性分析?········································································