Timber Flat Roof Detail

As well as the small selection of roof detail drawings shown here many of the building notes have a related construction detail drawing with specific dimensions eg rafter sizes spans insulations types for purchase with the building specifications.

Timber flat roof detail.

Additional construction details drawings. You can find the building regulations here. Proudly powered by weebly. Sizes of joists needed for flat roof construction.

Today flat roofs are used by architects for the same reasons that they became a cornerstone of modernist architecture. Flat roof joist and decking 3 10. The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls. But now flat roofs often are constructed with fewer layers because of improved waterproofing technology.

Dormer in section 3 11. When building a flat roof it is vital that a degree of falls is built into the construction to ensure rainwater run off. Dormer in perspective view 3 12. Roofs tend to be either pitched or flat and typically in residential construction timber is the most common material used.

Parapet detail joists parallel details in section 4. As you may imagine there is a fair amount of weight involved here in terms of boards felt etc. This could mean flat roofs may not raise the same red flags they used to. Video of a timber flat roof detail drawing this video shows the most effective approach for drafting the drawing of a flat roof detail.

Roof panels 3 8 1 roof panel connections 3 9. Flat roofs are hard to replace. So any timber joists that are used need to be strong enough to support this weight. Parapet detail joists perpendicular 3 13.

That will help you remember certain factors and details to build the best possible flat roof. The evolution of the flat roof christian schittich. Labeling and material symbols also need to be included. Rainer barthel 1 loadbearing structure matthias beckh mark.

The building regulations in the uk provide guidance on roof design. Others would treat even steeper pitches as flat roofs. Intermediate floor joist parallel 4 3. Contemporary designers frequently aim to produce the same clear and simplified forms that appeared at the beginning of the 20th century but are now free to use a wide range of new materials and construction techniques that reflect present day technology.

The definition of a flat roof according to bs 6229 is having a pitch less than 10 o to the horizontal however some in the industry would consider up to 15 o as their definition of a flat roof.