Case study: pipeline tanks

Coastal Waters Subdivision – Paynesville, Victoria.

Client: McInness Earthmoving, Heyfield

Project Scope: Benefil RG30 foam injection of a DN375 abandoned A C water main for 350 lm on 5th September, 2011.

Methodology: The host pipe was exposed at 116m intervals and a 70mm x 130mm opening created in the soffit. Foam commenced through 50mm HDPE pipe that was backfilling into position by the excavator, starting from the upstream end, pushing Benefil at 440lts/min to the next injection point.