This project originally had a plastic flat pack system as the specificat

This project originally had a plastic flat pack system as the specification, however GRAF working with Woollam Construction team and STP Consultants unveiled the benefits of the award winning ECO BLOC range. After meeting with Toowoomba Regional Council and getting a clear picture of the scope of requirement. GRAF was able to offer design savings, reduction of labour due to speed of installation, whilst also upgrading the system to incorporate maintenance manholes and inspection shafts allowing the system to maintained to the levels set out in the councils scope. GRAF were onsite to provide product and installation prior to start and also provided supervision during the project to ensure the entire tank was installed and backfilled within 4 days Installation Date Purpose Time to Install Size Dimensions Ground Cover Final Designation Inspectable Installation Contractor November 2017 Infiltration 4 Days 390m3 69/6m long x 4.0m wide x 1.46m high 1.0m Oscare Aged Care One Vario Shaft access chamber Brady Contracting EcoBloc CaseStudy Woollam, Toowoomba - 390m3 Background Project Data

The tank required the ability to be maintained and cleaned. So Graf Ecobloc Inspect Flex included a single channel along the the centre of the entire tank with two vario shafts for access to conduct maintenance activities. The tank is positioned beneath the car park with 1m of cover, therefore was required to provide sufficient loading capacity for the residents vehicles.