Under normal loading conditions these types of roofs can be used for a maximum span of 4 5 m but for the increased spans or greater load the rafters have a tendency to sag in the middle.
Couple roof maximum span.
Couple close roof is suitable for maximum span of.
Couple close roof is suitable for maximum span of.
Panels of corrugated metal roofing typically come in 6 foot lengths.
Couple roof is used for spans.
So this type of roof is suitable for a maximum span of 3 7 meters and slope of rafter should not be less than 40 degrees.
In couple close roof construction the ties are just spiked to the rafters.
You can order sheets cut to specific lengths ranging from 5 to 45 feet long although it is difficult to handle a panel longer than 16 feet.
Building materials and construction building materials and construction.
The couple roofs are used for the shed and small building which are 3 5 m wide because the roof timbers tend to spread and overturn the walls of the building.
5 m but less than 6 5 m.