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DB33/T 1197-2020 建筑地基基础工程施工质量验收检查用表标准

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DB33/T1197-2020
建筑地基基础工程施工质量验收检查用表标准
Code for matching table specification of standard for acceptance of construction quality of building foundation (发布稿)
2020-04-02 发布
2020-09-01 实施 前 言 根据浙江省住房和城乡建设厅《关于印发〈2018 年度浙江省建筑节能与绿色建筑及相关工程建设标准制修订计划〉的通知》(建设发〔2018〕341 号)的规定,标准编制组通过广泛调查研究,参考国内外的有关标准,并结合实际经验,制定了本标准。
本标准共分 10 章和 1 个附录,主要技术内容包括:总则,术语,基本规定,地基工程,基础工程,特殊土地基基础工程,基坑支护工程,地下水控制,土石方工程,边坡工程。 目 次 1 总则.............................................................................................................................................1 2 术语.............................................................................................................................................2 3 基本规定.....................................................................................................................................3 4 地基工程.....................................................................................................................................7 4.1 一般规定..........................................................................................................................7 4.2 素土、灰土地基..............................................................................................................8 4.3 砂和砂石地基................................................................................................................10 4.4 土工合成材料地基........................................................................................................12 4.5 粉煤灰地基....................................................................................................................14 4.6 强夯地基........................................................................................................................16 4.7 注浆地基........................................................................................................................18 4.8 预压地基........................................................................................................................20 4.9 砂石桩复合地基............................................................................................................22 4.10 高压喷射注浆符合地基..............................................................................................24 4.11 水泥土搅拌桩复合地基..............................................................................................26 4.12 土和灰土挤密桩复合地基..........................................................................................28 4.13 水泥粉煤灰碎石桩复合地基......................................................................................30 4.14 夯实水泥土桩复合地基..............................................................................................32 5 基础工程...................................................................................................................................34 5.1 一般规定........................................................................................................................34 5.2 无筋扩展基础................................................................................................................35 5.3 钢筋混凝土扩展基础....................................................................................................38 5.4 筏形与箱形基础............................................................................................................40 5.5 钢筋混凝土预制桩........................................................................................................41 5.6 泥浆护壁成孔灌注桩....................................................................................................45 5.7 干作业成孔灌注桩........................................................................................................48 5.8 长螺旋钻孔压灌桩........................................................................................................50 5.9 沉管灌注桩....................................................................................................................52 5.10 钢桩..............................................................................................................................54 5.11 锚杆静压桩..................................................................................................................58 5.12 岩石锚杆基础..............................................................................................................61 5.13 沉井与沉箱..................................................................................................................63 6 特殊土地基基础工程...............................................................................................................67 6.1 一般规定........................................................................................................................67 6.2 湿陷性黄土....................................................................................................................67 6.3 冻土................................................................................................................................73 6.4 膨胀土............................................................................................................................79 6.5 盐渍土............................................................................................................................81 7 基坑支护工程...........................................................................................................................84 7.1 一般规定........................................................................................................................84 7.2 排桩................................................................................................................................84 7.3 板桩围护墙....................................................................................................................93 7.4 咬合桩围护墙................................................................................................................96 7.5 型钢水泥土搅拌墙........................................................................................................97 7.6 土钉墙............................................................................................................................99 7.7 地下连续墙..................................................................................................................101 7.8 重力式水泥土墙..........................................................................................................106 7.9 土体加固......................................................................................................................107 7.10 内支撑........................................................................................................................108 7.11 锚杆............................................................................................................................ 112 7.12 与主体结构相结合的基坑支护................................................................................ 113 8 地下水控制............................................................................................................................. 115 8.1 一般规定...................................................................................................................... 115 8.2 降排水.......................................................................................................................... 115 8.3 回灌..............................................................................................................................125 9 土石方工程...............................................................................................................................128 9.1 一般规定......................................................................................................................128 9.2 土方开挖......................................................................................................................128 9.3 岩质基坑开挖..............................................................................................................134 9.4 土石方堆放与运输......................................................................................................137 9.5 土石方回填..................................................................................................................139 10 边坡工程.................................................................................................................................143 10.1 一般规定....................................................................................................................143 10.2 喷锚支护....................................................................................................................143 10.3 挡土墙........................................................................................................................145 10.4 边坡开挖....................................................................................................................147 附录 A 地基与基础工程验槽...................................................................................................149 本标准用词说明...........................................................................................................................152 引用标准名录...............................................................................................................................153 附:条文说明...............................................................................................................................154