Southern Section | AY Ayalon Collection Line
Israel
- Client: Dan Region Association of Towns for Sewage and Environmental Issues
- Budget: NIS 150 million
- Description:
Construction and pile foundation work using the secant pile method and bonding works for 8 pipe jacking shafts
Installing control cells with a diameter of 10 meters at varying depths, up to 36 meters in each of the shafts.
Construction of a 4,100 meter sewage tunnel with an internal diameter of 1,600mm, carried out through pipe jacking.
Installation of a 1,000mm polyethylene pipe for 100 meters, at a depth of 8 meters, using a horizontal drilling method.
Installation of a 400mm polyethylene pipe for 211 meters, at a depth of 8 meters, using an open excavation method.
Connecting the old line to the new line using GRP piping.The project was performed in groundwater and in a dense urban environment along the Ayalon Highway, the busiest highway in Israel.