Roof Slope Slab

Convert the change of height over the distance into a percentage pitch using the following equation.

Roof slope slab.

If the problem is statically determinate the equilibrium equations would. A sloped concrete roof is much more complicated king confirms. A 2 slope will probably ensure better drainage we could also find no slope tolerance for use when a floor slope is specified. Based on the boundary condition you can determine the axial thrust and the bending moment.

A concrete roof is exactly what it sounds like. For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers. Aci 117 90 st andard specifications for tolerances for concrete construction and materials gives a level alignment tolerance of 3 4 inch for top of slab elevation of slabs on grade. Percentage pitch height change length x 100.

For example a slope 20 feet long that drops by 1 1 2 feet has a percentage pitch of 7 5 percent 1 5 20 x 100 7 5. Use a scratch template typically a piece of 2 by 4 or 2 by 6 lumber equal to the specified slab thickness with stakes attached to the top surface at each end or a string line across the top of the forms to. Exact specifications vary but most concrete roofs are several inches thick. A solid slab of concrete capping the top of your house.