GRAF Australia

Technical Solutions · Stormwater

Control runoff before it leaves site

Modular EcoBloc detention, infiltration and treatment configured for Australian council and WSUD requirements.

Civil & commercial stormwater - WSUD detention and treatment

GRAF Treatment Hydroshark sedimentation plant

GRAF Treatment Hydroshark sedimentation plant

Process

Stormwater treatment train

Civil runoff is treated through GRAF Treatment Hydroshark sedimentation, then managed with GRAF EcoBloc detention, infiltration or controlled discharge.

  1. 1Roof, pavement and civil catchment - runoff from impervious site areas
  2. 2GRAF Treatment Hydroshark - sedimentation and filtration at the treatment inlet
  3. 3GRAF EcoBloc Inspect modular cells - underground detention, infiltration or retention
  4. 4Treated flow to council-approved discharge point or soakaway infiltration

Also in this system

When to specify

Typical Australian applications

  • On-site detention required by council or WSUD guidelines
  • Infiltration where soil and groundwater conditions allow
  • Civil and landscape projects needing load-rated underground storage

Size a detention system

Share site area, impervious coverage and council requirements. We will recommend the EcoBloc configuration.

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