Timber Frame Flat Roof

As with the cut vaulted roof joists the mbc flat roof system utilise open metal web posi joists which sees parallel timber flanges that are plated together with a engineered steel web component.

Timber frame flat roof.

The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls. The flat roof is a roof system that provides an almost level roof configuration in contrast to the many sloped roofs. Covered back porches covered pergola outdoor rooms outdoor living garden awning timber structure mountain homes decks and porches pergola designs. Timber flat roof carports timber flat roof construction timber flat roof construction details timber flat roof deck timber flat roof detail timber flat.

Ventilated batten void warm roof gable 3 06 timber frame timber flat roof 3 07 timber frame timber flat roof with parapet 3 08 timber frame lintel at window head 3 09 timber frame windows and doors jambs and cills specification within an example should 3 10 timber frame ground. Call us for more details about passive roof. For additional stability you can also use steel joists that are built into one or both of the walls. The steels or rsj s rolled steel joists are often built into one or both walls to give added stability to the roof structure.

Trada and approved document part a give guidance on sizes of joists for flat roofs relating to spans and loading. At mbc timber frame we offer passive roof systems which deliver a u value of 0 10w m2k. Joists are placed on edge spaced at 400 600mm centres supported by external and internal load bearing walls. Timber frame deck now has clear polycarbonate covering roof on the open end.

The construction of the flat roof is similar to that of the timber upper floor. On a basic level flat roof construction comes in the form of roofing timbers or joists as they are more commonly known or steels that are laid across two uprights walls in most cases. A super basic a frame roof will require anywhere between 4 and 8 depending on the size of the rafters with plumb cuts necessary for each angle in the brace. Very simple trusses work on a principle of thirds.