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3. Spray-Applied Lining Number of spray passes (1mm each) determines the level of protection desired from non, to semi, to fully structural.
5. About Spray-Applied Polymeric Resin
6. Burst: exceeding 150 psi internal pressure (ie. 3mm thickness, 150mm)
Withstand external load and groundwater
Bonds to the host pipe (pull test in excess of 1 500 psi)
Excellent sealing of service connections
Life extension: decades, according to real life testing
3rd party testing:
About Spray-Applied Polymeric Resin
8. New ASTM Standard Acuro is part of the research group working on the development of the new ASTM WK23937 Standard
11. EPA May 2009 Technology Report
13. EPA May 2009 Technology Report
17. Bypass System
18. Water Main Characteristics
20. In the field
21. In the field
22. Standard Project Start
Temporary Bypass
Access pit at both ends
Clean water main using pressurized water or scrapers
23. Dry Pipe
24. Patching holes (when needed)
25. Structural Assessment (Optional) Electromagnetic probe (Eddy Current) inserted along the entire length of the water main determines wall thickness loss
26. Results in Peterborough
27. Results in Peterborough
28. Work Steps1. Cleaning2. Assess3. Rehabilitate
30. Spray-Applied Technology
31. Computerized Control
32. Innovation R&D
33. Pipe Lining Results
35. Service Connections
37. Service Restoration
39. THANK YOU