
Domestic & Commercial Sewage
Thomas’s Tanker Services has extensive knowledge in the emptying of Septic Tanks, Cesspits and Cesspools throughout the Midlands.
Our sewage collection and disposal services include:
To arrange for any of these services, please call 0121 356 0010
Frequently Asked Questions
- Sewage Treatment Plant Emptying
- Septic Tank Emptying
- Cesspit & Cesspool Emptying
- Grease Traps Emptied and Cleaned
To arrange for any of these services, please call 0121 356 0010
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Cesspools
A cesspool is a watertight tank, installed underground, for the storage of sewage. This tank will have an inlet drain run only. No treatment is involved. The cesspool should be sited at least 15 metres from habitable dwellings, preferably down slope and downwind. This type of system will require emptying as and when it fills. Taking in to consideration the above water authority calculation it is obvious as to the advantage of owning a large cesspool, the downfall being higher disposal costs for larger volumes. |
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Septic Tanks
A septic tank system consists of the tank itself and drainage field or a watercourse discharge point. Raw sewage is fed to the tank, and settled sewage is discharged into a drainage field. Sludge settles through the system and has to be periodically removed. The drainage field typically consists of either a soak away or a system of sub-surface irrigation pipes which allow the effluent from the tank to percolate into the surrounding soil or ideally to an open water coarse, i.e. ditch, stream, river, lake etc. All septic tank outlets should legally have consent to discharge granted by one of the governing bodies listed below. Despite the simplicity of the operation and maintenance, it is generally recognised that proper care is rarely given to septic tanks. This is believed to be due to the costs of desludging and lack of knowledge of maintenance requirements. There are many different types of septic tank systems on the market, but generally they all undertake the same task. |
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Modern Sewage Package Treatment Plants
Modern package plants are compact and those using the activated sludge process, produce less sludge than other methods. Primary settlement can also be eliminated and secondary sludge can be stored aerobically for long periods with negligible odour. These advantages over septic tanks and cesspools come at extra cost: initial outlay and maintenance costs are higher and power is required to operate the tanks. As the discharge is of a higher quality it is usually piped direct to a watercourse. This will generally require the consent of the Environment Agency before any work is undertaken. This method of disposal is often the only option available in areas with clay as soil porosity is not a concern. |





