Benelong Sewer Reline

Chris Meredith
Principal and Owner Kembla Watertech

Trenchless Australasia – Nov 2013

Bennelong Sewer reline – as big as it gets

Kembla Watertech recently took out the ASTT Rehabilitation Project of the Year Award for their innovative CIPP rehabilitation of the Bennelong Stormwater Channel on behalf of client Sydney Water.

Rehabilitation of this centuries-old system may have been the largest diameter CIPP installation in Australia – and one of the largest inversions ever in the world.

The project was significant because of the age of the system that was rehabilitated (more than 150 years old); the fact that it was the first oviform combined sewer/stormwater system constructed in Sydney; the density of the population surrounding it; the enormous size of the channel (perhaps the largest diameter CIPP lining installation ever conducted in Australia); the thickness of the liner (35 mm); and the fact that it involved one of the largest oviform inversions ever worldwide.

The project was… READ MORE