Hardwood Pergola Span Tables

Seasoned hardwood f17 bearer span floor load width flw mm 1200 1800 2400 3000 3600 maximum span of bearer mm single span 2 85 x 30 1600 1400 1300 1200 1100 2 85 x 40 1800 1600 1400 1300 1200.

Hardwood pergola span tables.

Pergola and carport framing exposed to the weather including posts fixed above ground shall be either preservative treated pine durability class 1 or 2 hardwood or cypress. Member span is not suitable for rafter spacing greater than 600 mm. Use the span tables below to determine allowable lengths of joists and rafters based on size and standard design loads. And it s free to download and use.

You can also use the wood beam calculator from the american wood council website to determine maximum rafter and joist lengths. Denotes 600 mm rafter spacing only. 1300 880 662 2 contents woodhouse weatherproof specifications the product 3 the pink primer system 5. For design parameters refer to figure 6 22 as1684 2 and 3.

List of available span tables click for full info verandah beams sheet tile n3 verandah beams sheet tile c2 verandah beams light sheet roof n2 verandah beams light sheet roof c2 deck bearers single. They also tell you what the maximum spacing should be between each section or timber. For the pergola beams shown in illustration the. In a pergola application can a 2 x 8 x 8 joist spaced 24 on center support the load of 2 x 4 boards placed on top of the 2 x 8 spaced 12 on center.

Tables are generated from uniform loaded beam formula y 5wlï 4 384ei 6. Span tables for dressed all round dressed pencil round unseasoned hardwood f14 f17 contents span tables legend. Span tables span tables can be used to determine the size of a timber member of a particular strength class required for a given span.