Project Facts:
- Project area close to the coast of Red Sea, water encountered at 1-meter depth. (Some shafts water pressure was around 1.5 bar)
- Shafts depth range (5-24) meters.
- Pipe Floating– uplifted due to water pressure.
- Upon completion of MT works grouting & finishing works should be applied for each tunnel.
Critical Success Factors:
- Provided a suitable team of well-experienced staff.
- Supply special ancillaries (Pipe Break) to cease the retrograde movement of the pipes due to water pressure.
- Four different machines were deployed to the site at the same time and worked with 02 manpower shifts.
- Successfully installed 2,832lm of above-stated various diameters.