中华人民共和国住房和城乡建设部公告

前言

1　总则

2　术语

3　防渗工程规划

4　防渗材料与防渗结构

• 4.1　防渗材料

• 4.2　防渗结构

5　渠道防渗设计

• 5.1　一般规定

• 5.2　渠道断面形式

• 5.3　水力计算

• 5.4　砌石防渗

• 5.5　混凝土防渗

• 5.6　沥青混凝土防渗

• 5.7　膜料防渗

• 5.8　伸缩缝、砌筑缝及堤顶

6　渠基与渠坡的稳定

• 6.1　一般规定

• 6.2　渠坡的安全坡比

• 6.3　黄土渠道

• 6.4　膨胀土渠道

• 6.5　分散性土渠道

• 6.6　盐渍土渠道

• 6.7　冻胀性土渠道

• 6.8　沙漠渠道

• 6.9　其他情况

7　施工

• 7.1　一般规定

• 7.2　填筑和开挖

• 7.3　排水设施的施工

• 7.4　砌石防渗

• 7.5　混凝土防渗

• 7.6　沥青混凝土防渗

• 7.7　膜料防渗

• 7.8　填充伸缩缝

8　施工质量的控制与验收

• 8.1　施工质量的控制与检查

• 8.2　工程验收

9　测验

• 9.1　一般规定

• 9.2　静水法测渗

• 9.3　动水法测渗

• 9.4　变形测验

• 9.5　冻胀测验

10　工程管理

附录A　推求渠道流量的正向递推水量平衡法

附录B　膜料防渗渠道土料保护层边坡稳定计算

附录C　弧形底梯形渠道水力最佳断面及实用经济断面计算方法

附录D　弧形坡脚梯形渠道水力最佳断面及实用经济断面计算方法

附录E　渠基的排水设施

附录F　伸缩缝填充和裂缝处理施工方法

附录G　膜料接缝的方法和质量检查

• C.1　膜料接缝方法

• C.2　膜料接缝的质量检查

附录H　渠道渗漏的静水法测验段设置和成果整理

• H.1　测验段的设置

• H.2　测验成果的整理

附录J　渠道动水法测渗的流量、误差及渗漏水量的计算

本规范用词说明

引用标准名录

1 General provisions

2 Terms

3 Planning of seepage control engineering

4 Seepage control material and structure

• 4.1 Seepage control material

• 4.2 Seepage control structure

5 Design of canal seepage control

• 5.1 General requirement

• 5.2 Canal section form

• 5.3 Hydraulic calculation

• 5.4 Seepage control by stone masonry

• 5.5 Seepage control by concrete

• 5.6 Seepage control by bituminous（asphalt）concrete

• 5.7 Seepage control by membrane

• 5.8 Expansion joint，masonry joint and levee crown

6 Stability of canal foundation and slope

• 6.1 General requirement

• 6.2 Safe rate of canal slope

• 6.3 Canal in loess soil

• 6.4 Canal in expansive soil

• 6.5 Canal in dispersive soil

• 6.6 Canal in saline soil

• 6.7 Canal in frost heaving soil

• 6.8 Canal in desert

• 6.9 Other situations

7 Execution

• 7.1 General provisions

• 7.2 Filling and excavation

• 7.3 Execution of drainage facilities

• 7.4 Seepage control by stone masonry

• 7.5 Seepage control by concrete

• 7.6 Seepage control by bituminous（asphalt）concrete

• 7.7 Seepage control by membrane

• 7.8 Filling expansion joint

8 Control and acceptance inspection for the construction quality

• 8.1 Control and check for the construction quality

• 8.2 Project acceptance inspection

9 Test

• 9.1 General requirement

• 9.2 Seepage test by ponding method

• 9.3 Seepage test by flow survey method

• 9.4 Deformation test

• 9.5 Frost heaving test

10 Project management

Appendix A Forward recursive water balance method for calculating canal discharge

Appendix B Calculation of slope stability for the seepage control canal by membrane with the soil protection layer

Appendix C Calculating methods of the optimal hydraulic section and economic practical section for the trapezoidal canal with curved bottom

Appendix D Calculating methods of the optimal hydraulic section and economic practical section for the trapezoidal canal with curved slope toe

Appendix E Drainage facilities of the canal foundation

Appendix F Executive methods for filling expansion joint and treating crack

Appendix G Joining methods for joint of membrane and quality inspection

Appendix H Setting the test segment and results collation for the ponding method of canal seepage

Appendix J Calculation of discharge，error and water seepage quantity by seepage test of flow survey method

Explanation of wording in this code

List of quoted standards