1 General Provisions
1.0.1 This standard is formulated with a view to accomplishing sate-of-the-art, safety & usability and economic feasibility in the design, construction and acceptance of buried plastic pipeline of sewer engineering, and ensuring the engineering quality.
1.0.2 This standard is applicable to the design, construction and acceptance of non-pressure buried plastic pipeline of newly-built, extended and renovated sewer engineering.
1.0.3 The wastewater conveyed by buried plastic drainage pipeline shall meet the requirements of the current professional standard "Discharge Standard for Municipal Wastewater" CJ 3082.
1.0.4 In addition to this standard, the design, construction and acceptance of buried plastic pipeline of sewer engineering shall meet the requirements of the relevant current national standards.
Contents
1 General Provisions
2 Terms and Symbols
2.1 Terms
2.2 Symbols
3 Materials
3.1 Pipe
3.2 Pipe Accessories
4 Design
4.1 General Requirements
4.2 Pipeline Layout
4.3 Hydraulic Calculation
4.4 Load Calculation
4.5 Ultimate Limit State Calculation
4.6 Serviceability Limit State Calculation
4.7 Pipe Connection
4.8 Subgrade Treatment
4.9 Backfill Design
5 Construction
5.1 General Requirements
5.2 Materials Transport and Storage
5.3 Trench Excavation and Soil Treatment
5.4 Pipe Installation
5.5 Trench Backfill
6 Inspection
6.1 Leak Test
6.2 Deformation Examination
6.3 Backfill Compaction Test
7 Acceptance
Appendix A Deformation Modulus for Pipe Lateral Soil
Appendix B Connection Structure of Plastic Drainage Pipeline and Inspection Chamber
Appendix C Water Tight Test
Explanation of Wording
List of Quoted Standards
