Calculate modular trench system

Calculation of a modular trench system based on trench infiltration – for INTEWA DRAINMAX, AUER Rigoletto, WAVIN QBic and other systems.

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What does RAINPLANER® calculate for modular trench systems?

Calculation of a modular trench system based on trench infiltration taking into account the geometric dimensions and hydraulic parameters of the modular components. The required number of system components is determined based on the trench length calculation.

Supported Systems

INTEWA DRAINMAX Tunnel

Incl. system diagrams for CAD as well as product information and technical drawings.

INTEWA DRAINMAX Honeycomb

Product information, technical drawings and installation examples included.

AUER Rigoletto RG88

Product information, technical drawings and installation examples included.

WAVIN QBic Plus / Aquacell

Incl. system diagrams for CAD. Also available via the WAVIN Stormwater Calculator.

Individually configurable

Any element geometry (length, width, height, storage coefficient) from other manufacturers.

Calculation Basis

  • ✅ Trench length calculation according to DWA-A 138-1 (10/2024) or DWA-A 138 (04/2005)
  • ✅ Automatic determination of the number of system components
  • ✅ KOSTRA-DWD-2020 rainfall intensities via map selection
  • ✅ Audit-ready PDF report with system diagram
Basis
  • CurrentDWA-A 138-1 (10/2024)
  • PredecessorDWA-A 138 (04/2005)
  • DataKOSTRA-DWD-2020

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Other Calculation Types

Trench Infiltration
Surface Infiltration
Infiltration Basin
Retention Storage