Parapet detail joists perpendicular 3 13.
Timber flat roof detail section.
Timber frame flat roof detail.
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.
Roof panels 3 8 1 roof panel connections 3 9.
The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls.
Old asbestos roofs are often replaced with flat roofs.
B 4 flat roofs 171 b 4 1 flat roof types 171 b 5 flooring 174 b 5 1 connection details 174 b 5 2 openings 175 b 5 3 ground floor requirements 176 b 5 4 ground floors partitions 177 b 5 5 support of partitions 178 b 6 timber frame 178 b 6 1 component elements 179 b 6 2 accurate setting out 180 b 6 3 insulation details 182.
So any timber joists that are used need to be strong enough to support this weight.
Having a manual for warm flat roof construction with details and a summary of rules to follow helps.
Isometric section through sun terrace hospital in waiblingen d 1928 richard dăścker roof edge detail according to the frankfurt standard for small dwellings 1927 proposal for roof edge.
Parapet detail masonry cavity wall flat roof with parapet insulation above joists.
Modern timber roofs are mostly framed with pairs of common rafters or prefabricated wooden trusses fastened together with truss connector plates timber framed and historic buildings may be framed with principal rafters or timber roof trusses roofs are also designated as warm or cold roof depending on how they are designed and built with regard to thermal building insulation and ventilation.
Today flat roofs are used by architects for the same reasons that they became a cornerstone of modernist architecture.
Sizes of joists needed for flat roof construction.
Intermediate floor joist parallel 4 3.
As you may imagine there is a fair amount of weight involved here in terms of boards felt etc.
3 05 timber frame pitched roof.
Dormer in section 3 11.
Parapet detail masonry cavity wall flat roof with parapet insulation above joists.
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.
Parapet detail joists parallel details in section 4.
Flat roof joist and decking 3 10.
Timber frame flat roof detail.
That will help you remember certain factors and details to build the best possible flat roof.