Interecepter Sewer Repair
Custom
Metropolitan Council Environmental Services
Description
Deep tunnel sewer interceptor inspection and repair under in-service/live flow operation. Design and fabrication of traveling inspection and work platform suitable for deep penetrations and immediate repair of concentrated leaks.
Unique Features
- Deep tunnel interceptor inspection and repair under in-service conditions (live flow)
- Design and fabrication of traveling inspection and work platform suitable for deep penetrations
- Drilling and probing in systematic radial pattern to test erosion of sandstone behind tunnel lining
- Immediate repair of concentrated leaks using steel forms, sealants and pressure grouting
- Written and visual log of recorded measurements and observed conditions