Do you acknowledge the first steps in drainage installing

Before you undertake DIY plumbing and drains work it is essential to understand the national rules and rules developed by the local authority.

The local authority will definitely require you to submit complete drawings of the proposed changes or replacement of your existing drain and sewage system to ensure that your work is in conformity with local rules. If you are simply replacing damaged sections of the sewage, in most circumstances they do not need to be informed.

Surface water is basically water from rain and is handled differently from dark waste water in a modern sewage development. In older properties this can discharged into a foul water drainage system whereas in other properties this can discharged into a soakaway, watercourse or a surface water sewer. If gully traps are fixed at the junction of the rainwater pipe and the waste water drain, foul odour can be controlled. However, the latest systems are designed in a way which separates the foul water and the surface water. Foul water should never be connected to surface water sewage system with any new sewage development you undertake. If you are unsure about the sewage system around your house get advice from the Building Control Department before you start any work.

Of course, the first thing you should do is plan the layout of the waste pipes. The basic thing which you have to care about is to keep the route as straight and short as you can while designing the route of a waste or soil pipe, this will help to reduce the likelihood of stoppages. If the pipe slope is excessive, your joint alignment may fail. You can calculate the fall of a drain over a distance using a surveyors site level. In the absence of one of these, create a datum point and set levels with a hosepipe filled with water and compute the fall from the datum in this manner.

When installing your drain trench, you will need to make sure that you do not impair the stableness of the building. The foundation of the building should not be undermined by your digging if the drain pipe runs parallel to it.

While installing a new sewage system make sure that you do not dig too long before laying the pipe. You should attempt to get the pipes laid as soon as possible and, after inspection and checking, you should back fill the trench.

Weak soil may require that you shore up the walls of the excavation, particularly for deeper trenches. It is no advisable to not take any risks. If you are not entirely confident of the stability of the ditch you should add support. You must make the ditch as narrow as possible while leaving enough room to work inside it. The bottom of the trench must be smooth and clean, free of any objects that make it uneven such as stones or bricks. If the material at the base of the trench is not appropriate then you might have to bring in new material.

You should definitely not use hard materials such as bricks to support the pipe in the ditch. In fact they should be never used as support as they can damage the pipe as they will focus pressure into a small area. For accommodation of the joints in the pipes,the bedding should be compacted in a regular way with hollows made a appropriate points. A good guideline is that support should be provided for the entire length of the pipe.

The drainage system should be designed in a way that pipework remains accessible to drain rods should drainage maintenance work be required. This need for drain rod access can be easily achieved by keeping the pipeline straight and in short sections. In case of any change in the direction of the pipework it should be provided with an inspection chamber for allowing drains rod access.

Following this guide you can see that DIY plumbing and sewage can be delivered by conscientious DIY enthusiasts.

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