Disconnection devices Disconnection devices Nijmegen Nijmegen Antal Zuurman Antal Zuurman Consultant water Consultant water management Municipality management Municipality Nijmegen Nijmegen
Dec 13, 2015
Disconnection devicesDisconnection devicesNijmegenNijmegen
Antal ZuurmanAntal Zuurman
Consultant water Consultant water management Municipality management Municipality
NijmegenNijmegen
Collect & application Collect & application of rainwater (2)of rainwater (2)
1. Treatment techniques of stormwater
Infiltration (1)Infiltration (1)
1.1. Infiltration over ground levelInfiltration over ground level – Grass swale trenchGrass swale trench– Infiltration fieldInfiltration field– Infiltration basinInfiltration basin
2.2. HybridHybrid– AquaflowAquaflow
1. Treatment techniques of stormwater
Infiltration (2)Infiltration (2)
3.3. Infiltration undergroundInfiltration underground– Porous infiltration tube Porous infiltration tube
(concrete/plastic) (concrete/plastic) – Plastic infiltration cratePlastic infiltration crate– Infiltration hemispheresInfiltration hemispheres
1. Treatment techniques of stormwater
Infiltrationfield versus grass Infiltrationfield versus grass swale/trench (4)swale/trench (4)
geo textile
Coarse sanddrain
‘Slok-op’
Humous soil
35 cm
Flexible length
1. Treatment techniques of stormwater
Storage of rainwater (1)Storage of rainwater (1)
1.1. Hybride = Watershell / concrete basinsHybride = Watershell / concrete basins2.2. Existing surface water pondsExisting surface water ponds3.3. New surface waterNew surface water
1. Treatment techniques of stormwater
PROGRAMMEPROGRAMME
1.1. Disconnection techniques in Disconnection techniques in commoncommon
2.2. Applied systems in NijmegenApplied systems in Nijmegen3.3. Tips & TricksTips & Tricks
ConstraintmentsConstraintments
1.1. Contribution to public awareness of Contribution to public awareness of rainwaterrainwater
2.2. Access to devices for inspectionAccess to devices for inspection3.3. Access for appropriate maintenanceAccess for appropriate maintenance
2. Applied systems in Nijmegen
6. Transport Gutters at private 6. Transport Gutters at private areaarea
2. Applied systems in Nijmegen