A built up roof for example will typically include the built up membrane itself with or without gravel as well as some kind of insulation and cover board which will vary in thickness from roof to roof.
Gravel shake roof.
Zinc roofing 1 6 lb m ft 2 7 8 kg m 2 copper asphalt composite shingle 4 2 lb m ft 2 20 5 kg m 2 asphalt roll roofing 1 1 lb m ft 2 5 4 kg m 2 felt tar and gravel roofing 3 ply 4 8 lb m ft 2 23 4 kg m 2 felt tar and gravel roofing 4 ply 5 3 lb m ft 2 25 9 kg m 2 felt tar and gravel roofing 5 ply 6 1 lb m ft 2 29.
Cedar wood shakes have been used in america since colonial times having been the primary roofing system installed for hundreds of years.
Built up roofs or burs also called a tar and gravel roof is a well established and popular style of flat roof that is made up of alternating layers of roofing felt or fiberglass and asphalt that is applied with heat which combine to make a long lasting sturdy roofing system.
On my customers shake roof an adjuster found damage fro 97 shakes on the left elevation 91 shakes on the front elevation 41 on the right elevation and 67 on the rear.
Here alternating layers of roofing felt usually fiberglass and hot applied asphalt are combined to create a long lasting roof system.
I m trying to ask for a full roof replacement saying that it will almost be impossible to know which of the 296 shakes i replace are the same.
Traditional wood shakes were created by splitting logs wood along the grain.
A built up roof bur sometimes called a tar and gravel roof is a tried and true style of flat roof.
When it comes to estimating the weight of an existing roof field verification of the in place construction is necessary.