DESCRIPTION OF WORKS
Rehabilitation of following collectors by relining
- A06
- A09
- A10
- A11
- A131
- A132
- B01
- B02
- B03
- B04
Scope of Works
- Geo Radar investigation of access shafts
- Construction of access shafts (43 pieces)
- Cleaning of collector manually and by pressured water
- Preparation of Site Dispositions
- Montage of Metal Shore Boxes
- Preparation of special penstocks for ovoid pipes
- Preparation of special penstocks for concrete pipes
- Definition and construction of by-pass system
- Operation of by-pass pumping system
- Montage of GRP pipes
- Integration of lateral incoming connections
- Lamination of GRP pipes and lateral connections
- Placing of mortar between old and new pipe
- Closing of access shafts
- Water tightness testing of collector
- Providing alternative solutions to employer