ICS 93.100 CCS P 65 DB33 浙 江 省 地 方 标 DB33/T 准 2363.1—2021 市域（郊）铁路工程质量验收规范 第 1 部分：路基工程 Code for quality acceptance of suburban railway engineering— Part 1：Subgrade engineering 2021 - 09 - 22 发布 浙江省市场监督管理局 2021 - 10 - 22 实施 发 布 DB33/T 2363.1—2021 目 次 前言 .............................................................................III 1 范围 ........................................................................... 1 2 规范性引用文件 ................................................................. 1 3 术语和定义 ..................................................................... 1 4 符号 ........................................................................... 2 5 基本要求 ....................................................................... 2 6 7 5.1 5.2 5.3 一般规定 ................................................................... 2 验收单元划分 ............................................................... 2 验收内容和要求.............................................................. 3 5.4 验收程序和组织.............................................................. 3 工程材料 ....................................................................... 4 6.1 6.2 6.3 6.4 6.5 普通填料 ................................................................... 物理改良土填料.............................................................. 化学改良土填料.............................................................. 级配碎石填料 ............................................................... 砂、石、土类天然材料 ........................................................ 4 4 5 5 6 6.6 6.7 水泥、钢材、土工材料、石灰等工业产品......................................... 6 预制构件及零配件............................................................ 6 地基处理 ....................................................................... 7 7.1 7.2 7.3 7.4 原地面处理 ................................................................. 换填 ....................................................................... 垫层 ....................................................................... 强夯（重锤夯实）............................................................ 7 7 8 8 7.5 7.6 7.7 7.8 7.9 强夯置换 ................................................................... 8 袋装砂井 ................................................................... 8 塑料排水板 ................................................................. 9 真空预压 ................................................................... 9 堆载预压 ...................................................................10 7.10 7.11 7.12 7.13 7.14 砂（碎石）桩...............................................................10 挤密桩 ....................................................................10 搅拌桩 ....................................................................11 旋喷桩 ....................................................................11 素混凝土桩 ................................................................12 7.15 7.16 混凝土预制桩...............................................................12 钢筋混凝土灌注桩 ...........................................................13 I DB33/T 2363.1—2021 7.17 7.18 7.19 托梁（承载板）、筏板结构.................................................... 14 桩帽 ...................................................................... 14 隔断层 .................................................................... 14 7.20 7.21 岩溶洞穴、陷穴处理 ........................................................ 14 抛石挤於 .................................................................. 14 8 基床以下路堤 ................................................................... 15 8.1 8.2 8.3 8.4 普通填料和物理改良土路堤填筑 ................................................ 15 化学改良土路堤填筑 ......................................................... 16 加筋土路堤填筑 ............................................................. 17 特殊土地基上路堤填筑 ....................................................... 17 8.5 路堤边坡成型 ............................................................... 17 9 基床表层以下过渡段 ............................................................. 17 9.1 9.2 9.3 9.4 9.5 基底处理 ................................................................... 17 基坑回填 ................................................................... 17 过渡段填层及锥体填土 ....................................................... 18 过渡段普通混凝土填层 ....................................................... 19 过渡段轻质混凝土填层 ....................................................... 20 9.6 路堤与路堑过渡段填层 ....................................................... 20 10 路堑..........................................