The most important piece of advice Water UK gives in its “Guide for Homeowners” is that “building a sewer pipe could damage the pipe itself or your home. It is also important to avoid construction work that prevents water companies from reaching and maintaining their sewers over the long term. This would lead to higher costs for customers and can also lead to serious disruptions to you. So, if there are pipes on your land, you may need to consider the position, size and design of your work before you start. Your work may require approval of the planning permit or building code by the local authority. In addition, some works are covered by the development rights authorized by the owners or do not require the approval of the building code (elements such as winter gardens, car ports and vets sometimes fall into this category). But none of these authorizations give you automatic consent to over-deeding or processing a water company`s sewers. It is strongly recommended that you be advised by a contractor, an architect, a drainage engineer or your local construction control authority before the engagement. The pipes must be sized for the flow of water to minimize the risk of obstruction and allow air movements. Indications on the size of the pipes are available in the approved document H. With respect to the construction agreements, there have not been many changes in 2019, except (at the time of the “pressing”) Severn Trent is the only local water authority to authorize the collection and sealing of inspection chambers. All other authorities insist that the room be reinstalled. Unfortunately, the fees, application forms and processing times with all water authorities are completely inconsistent. You will find with your water company the charges and deadlines for these different services and more information.

However, Thames Water has set up a home-made construction system near household canals 160 mm in diameter or less. Click here for more details It would be advisable to check if your winter garden plans could be modified so that the construction is at least three metres from the sewer or well cover. There`s a lot to think about when you`re in the market for new spare windows and doors – you have to make a… Alternatively, you can ask the local water authority to remove the lid from the well and redirect the sewers. This section has been written for owners who might consider building an extension or making changes.