Recovering Flat Roof Building Regulations
We are receiving more and more reports about builders and roofing contractors who have recovered roofs but have not involved building control.
Recovering flat roof building regulations. In some cases local building codes will limit the available options most do not allow more than two roof coverings on a building. Some repairs to flats roofs will not require an application for approval under the building regulations. Other materials such as artificial rubber edpm and fibreglass should last longer than felt and lead sheet is best of all but is far more expensive. The installation of a new roofing system over an existing roof is if viable an alternative approach to roof replacement.
Section 1510 3 recovering versus re reroofing 2010 placement explains the specific requirements where roof system re covering is not appro. Occasionally the new material may be substantially lighter than the original material. The process of removing the existing roof covering repairing any damaged substrate and installing a new roof covering. Make sure your comply with flat roof building regulations.
However there is no easy universal answer if only one roof is in place. In the majority of cases we found that the reason was that contractors were not aware of how the changes in the building regulations affected their work. After a period of time the roof on existing buildings will need to be replaced. Felted flat roofs are notorious for having short lifespans sometimes lasting as little as 10 years before needing re felting.
Sometimes the excitement of starting a new construction project or building venture can lead you to forget about the finer details such as planning permission and local building regulations. In most situations this work will need building regulations approval. The major advantage to this approach known as recovering is the cost savings associated with not having to remove and dispose of the existing roof membrane. Fortunately roofing felt is relatively cheap to install.
Prior to april 2006 the only control for roofs were if the loading from the new roof was. If you want to carry out repairs on or re cover less than 25 per cent of the area of a pitch or flat roof you will not normally need to submit a building regulations application. Recovering roofs the changes to approved document l coming into effect 6th april 2006 the building regulations were amended to accommodate the renovation of a thermal element this would include walls floors and in this case roofs. New roof coverings may impose substantially higher loads on the roof structure compared to the original ones.
The following provides guidance on the re covering and repair of pitched and flat roofs with regard to the requirements of the building regulations. These things will affect the timing cost and overall running of your project.