1 SCOPE
2 NORMATIVE REFERENCES
3 DEFINITIONS AND TERMINOLOGY
4 CLASSIFICATION
5 SPECIFICATIONS
5.1 DIMENSIONS
5.1.1 Inlets, outlets and connections
5.1.2 Access
5.1.3 Design basis
5.2 CONSTRUCTION
5.3 TREATMENT CAPACITY
5.4 WATERTIGHTNESS
5.5 STRUCTURAL REQUIREMENTS
5.5.1 General
5.5.2 Backfill load
5.5.3 Hydrostatic loads
5.5.4 Dynamic loads
5.6 DURABILITY
6 TEST METHODS
6.1 TREATMENT CAPACITY TESTING PROCEDURE
6.2 STRUCTURAL LOAD BEARING CAPACITY
6.3 WATERTIGHTNESS
7 MARKING
8 QUALITY CONTROL
8.1 EVALUATION OF CONFORMITY
8.1.1 General
8.1.2 Initial type tests
8.2 FACTORY PRODUCTION CONTROL
8.2.1 Raw materials and components
8.2.2 Production process
8.2.3 Finished product testing
8.2.4 Stock control
9 INSTALLATION INSTRUCTIONS
10 OPERATING AND MAINTENANCE INSTRUCTIONS
ANNEX A (NORMATIVE): WATERTIGHTNESS TEST
A.1 WATER TEST
A.1.1 Procedure
A.1.2 Expression of results
A.2 Air permeability vacuum test
A.2.1 Sample
A.2.2 Procedure
A.2.3 Expression of results
A.3 Pneumatic pressure test
A.3.1 Procedure
A.3.2 Expression of results
ANNEX B (NORMATIVE): TREATMENT CAPACITY PROCEDURE
B.1 Testing Locations
B.2 Plant selection and preliminary evaluation
B.2.1 General
B.2.2 Installation and commissioning
B.2.3 Operation and maintenance procedures during
testing
B.2.4 Data to be monitored
B.3 Testing Procedure at a Test Centre
B.3.1 Time for establishment
B.3.2 Influents characteristics
B.3.3 Daily flow pattern for testing
B.3.4 Timetable for test procedure
B.3.5 Plant loading
B.3.6 Stress tests
B.3.7 Sampling
B.4 Test procedure for user site
B.4.1 Site Selection
B.4.2 Time for establishment
B.4.3 Timetable for test procedure at User Site
B.4.4 The Holiday and Power Breakdown Stress Tests
B.4.5 Bath water discharge test
B.4.6 Sampling
B.5 Sample analysis
B.6 TREATMENT CAPACITY REQUIREMENTS
B.7 TEST REPORT
B.8 DESIGN CHANGES