What you need to know about drainage and the works the company does

Drainage is the natural or artificial removal of a surface’s water and sub-surface water from an area with excess of water. Drainage works is critical to the efficient installation and design of below ground sanitary and storm water systems within and from a building, road, or concrete surface (street).

As experts on the topic, we do the following work (and more):

  • Prepare trenches and laying of stormwater and sanitary drains
  • Installing, connecting and testing underground sewerage treatments systems such as septic tanks and pressurized treatment systems
  • Installing grease traps
  • Installing drains, while ensuring the use of adequate support systems
  • Cutting and sealing disused underground drains
  • Repairing and replacing below ground drains
  • Installing onsite disposal systems such as above ground grease interceptors, bio digesters and septic tanks 
  • Installing overflow provisions, including overflow relief gullies and reflux valves
  • Installing drainage vents and inspection shafts
  • Construction of road side drains, culverts, stone pitching and installation of pavements on walkways
  • Clearing of blocked sewer networks 
  • Clearing of blocked or flooded drains 
  • Installation of french drains
  • Laying of geotextiles in roads and drainage works
  • Setting up of embankment dams to store excess water from rivers during wet seasons 
  • Construction of retaining walls  
  • Construction of gabion boxes to control water flow and for erosion control
  • Design and construction of drainage channels 
  • Installation of box culverts for bridge works
  • Technical consultancy to design urban drainage master plans 
  • Technical consultancy to design flood risk management plans 
  • Research and implementation of initiatives such as sponge cities, urban storm water parks, storm water harvesting, bio retention systems, porous roads and pavements, permeable pavers, green rooftops and nature based flood prevention measures and resilience initiatives 



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