GENERAL SPECIFICATIONS

• 1.01 Dual Wall HDPE Perforation Patterns
• 1.02 Single Wall HDPE Perforation Patterns
• 1.03 Storm Water Quality Unit – EPA Phase II, Best Management Practices
• 1.04 Testing of Storm Water Quality Units
• 1.05 Pipe Joints and Gaskets
   

STRUCTURES

• 2.01 Minimum and Maximum Burial Depth for Corrugated HDPE Pipe
  
  

DURABILITY

• 4.01 Chemical Resistance of Polyethylene and Elastomers
   

INSTALLATION

• 5.01 Recommended Use for Trench Boxes
• 5.02 Flowable Fill Backfill for HDPE Pipe
• 5.03 HDPE Pipe Repair Options
• 5.04 HDPE Connections to Manholes and Structures
• 5.05 HDPE Pipe Flotation
• 5.06 Culvert Sliplining with HDPE Pipe
• 5.07 Post-Installation Deflection Testing
• 5.08 Laser Profiling of Flexible Pipe
  
  

RETENTION/DETENTION

• 6.01 Retention/Detention System Maintenance
  
  

MISCELLANEOUS

• 7.01 Rainwater Harvesting with HDPE Pipe