Melbourne Water’s Merri Creek Intercepting Sewer is a DN1125 reinforced concrete pipeline collecting flow from several inner-Melbourne suburbs. CCTV inspection showed that deterioration in a 2.5km long section of sewer had accelerated to the point where renewal was required. The 15 maintenance holes along the length of the section of sewer indicated signs of corrosion.
Interflow’s world-leading expertise in sewer rehabilitation has once again been recognised with another prestigious Award. At the recent Australasian Society for Trenchless Technology Conference, Queensland Urban Utilities and Interflow were jointly presented with the “Rehabilitation Project of the Year Award” for lining of Brisbane’s S1 sewer. The S1 sewer is 100 years old and takes
Interflow has successfully renewed in total 438 metres of 736mm x 533mm egg shaped sewer as part of a 4 year sewer rehabilitation contract for Sydney Water. This was the first time that Interflow had renewed an egg shaped pipe of this size using Interline® UV (Ultra-Violet) cured CIPP structural liner. The Lining Process: The
Interflow has recently introduced Titeflow, an innovative close fit lining method utilising die reduction technology for the trunk watermain renewal on the Marion Road project in South Australia. The Marion Road project involved the renewal of 6.9km a DN600 concrete-lined mild steel locking bar pipe. This trunk watermain, which was installed in 1898, is the
Interflow has just completed lining 1.2km of ovoid sewers in Fremantle, WA using its Interline CIPP product. Interflow has been successfully installing cured-in-place liners in large sized ovoid sewers for the last 2 years. Interflow has just completed lining 1.2km of ovoid sewers in Fremantle, WA using its Interline CIPP product. Interflow has been successfully
Interflow has overcome a major set of engineering challenges to successfully rehabilitate a 3.3 metre diameter concrete siphon 31.5m long within a very tight time frame in response to an urgent request from its client in Victoria. The concrete siphon runs below Serpentine Creek in an agricultural area near Bendigo, Victoria. The deteriorated structure required
Interflow installed the world’s longest and largest continuous spirally wound pipe liner from a fixed winding machine as part of a sewer rehabilitation project in Sydney. The pipe liner was 633m long, 2.4metres in diameter, and weighed almost 100 tonnes. The problem: The North Georges River Submain (NGRS) is a concrete sewer that runs from