Civil Engineering Reference
In-Depth Information
The extended rafter sections clearly carry the whole of one side of the truss, necessitating
a larger section of timber for the sloping ceiling length. All plate producers have three al-
ternative solutions:
(1) Increase the cross section of the top chord over the whole of the top chord length; if
this can be done by using 36 mm stock sections then there is no major cost implication. If,
however, it necessitates the use of 47 mm timber then clearly all the
