Drainage can be either natural or artificial. Many areas have some natural drainage; this means that excess water flows from the farmers' fields to swamps or to lakes and rivers. There are two types of artificial drainage: surface drainage and subsurface drainage.
What are the 3 types of drainage?
- Surface Drainage System. Surface drainage systems remove excess water from the land's surface through channels or ditches.
- Subsurface Drainage System.
- Slope Drainage System.
- Downspouts and Gutter Systems.
What is a drainage laborer?
Drainage workers assemble and maintain drainage and dewatering systems. They lay tubes or drainpipes to dry out the ground of a certain structure in order to put a hold to imminent groundwater. This work is usually performed under pavements and in basements.
What do you mean by drainage?
Drainage is the system or process by which water or other liquids are drained from a place. Line the pots with pebbles to ensure good drainage. The drainage system has collapsed because of too much rain. Synonyms: sewerage, waste, sewage More Synonyms of drainage.
What are the different types of drainage?
- 6.2. 1 Surface drainage. Surface drainage is the removal of excess water from the surface of the land.
- 6.2. 2 Subsurface drainage. Subsurface drainage is the removal of water from the rootzone.
What are the 4 different types of drainage?
- Surface Drainage System.
- Subsurface Drainage System.
- Slope Drainage System.
- Downspout and Gutter Systems.
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What are the two types of drainage?
Types of Drainage Systems There are two main types of drainage system options: surface drains and french drains. Surface drainage systems consist of a few ground-level areas drains that are connected to PVC piping. When it rains, water flows down the drains, into the piping, and is transferred away from the house.9 Apr 2020
What is the purpose of drainage?
Drainage ensures that the soil is properly aerated. If you have excess or standing water it can choke your crops. Drainage reduces soil and nutrient loss from runoff and can help avoid soil erosion. Drainage on hill slopes helps to reduce the risk of soil slippage.
What does a drainage Labourer do?
Drainage, Sewerage and Stormwater Labourers perform routine tasks in maintaining drainage, sewerage and stormwater systems.
Is drainage the same as sewage?
Generally, drainage system is used to run off the excess water to sea or reservoirs or any other suitable place, while sewage system is used to carry out the waste water and solids to dispose them in a proper way. Sewers are designed to carry solid waste also, while drainage is designed to carry excess water.21 Aug 2011
What is drainage in construction?
Drainage is the removal of surface and sub-surface water from a particular area. In particularly bad weather it is important that excess water is removed to avoid damage to buildings, potential flooding and hazards such as accidents caused by hydroplaning in vehicles.