Part 1 introduction contents list of.
Trada roof rafter span tables.
Trada s span tables have been in existence for decades now helping designer and builders quickly look up the right sized softwood members for domestic projects.
Maximum clear span of rafters in metres for roof.
Free trada span tables pdf supersedes.
Surveyors span tables for designing roof rafters.
In 1991 the span tables were paid for by government and were included within the building regulations.
Contains section sizes and spans for solid timber members in floors ceilings and roofs excluding trussed rafter roofs for dwellings.
For pitched roofs flat roofs and ceiling joists.
Rafter span tables use these tables to determine lengths sizes and spacing of rafters based on a variety of factors such as species load grade spacing and pitch.
2nd edition trada.
Span tables for solid timber members in floors ceilings and roofs for dwellings.
Trada document span tables for solid timber members in floors ceilings and roofs for dwellings or ask your building control officer for advice.