Roof Slate Roof Dead Load

Clay tiles interlocking 0 45 kn m.

Roof slate roof dead load.

Instruct applicants to account for the potential weight of reroofing materials in their calculations as part of the original design. The dead load on a roof is the weight of the roof structure itself along with any permanently attached materials or structures on the roof so it must be designed first of all to support itself. Live load on attic floor local requirements. Step 4 determine the flat roof snow load.

Overturning should also consider roof uplift forces unless a separate load path is designed to transfer those forces. 3 3 dead loads dead loads consist of the permanent construction material loads comprising the roof floor wall and foundation systems including claddings finishes and fixed equipment. For ground snow loads greater than 20 pounds per square foot the roof load is equal to. Concrete tiles plain 0 75 kn m.

1 lb m ft 2 4 88 kg m 2. Roof will not be available when an applicant applies for a reroofing permit years in the future. When used for storage only dead load of attic floor not floored 10 lbs. Popular pages pole framing post connection post embedment post frame foundations rafter installation pole barn roof.

Pitched roof measured on plan timber trussed rafters. For example the dead load of the roof might include the weight of the rafters sheathing roof covering and anything else that is permanently attached to the roof structure such as drywall on a cathedral. Pitched roof measured on slope clay tiles plain 0 65 kn m. When a roof is designed using only a minimum 4 psf roof material dead load it will be our policy.

A table of roof material weights including sheathing insulation and other decking materials. Dead load of attic floor when floored 20 lbs. The following table provides typical weights dead load self weight for various roofing materials where possible the values were taken directly from manufacturer technical data sheets and are the actual weights of specific representative products. Dead load of roof of wood shingle construction 10 lbs.

Pole barns roof trusses roof material weight roof material dead load table. The weight of truss rafter must be added to calculate the dead load of the roof.