Outbuilding Concrete Roof

Add some water to get a flowing consistency.

Outbuilding concrete roof.

If your shed site slopes pouring concrete is a bigger job because you have to build strong forms and pour extra concrete on the downhill side. For this step you will have to make the grout mixture. Then cut the rest of the roof away a bit at a time and slid it off the edge. A concrete block shed should be built on a slab or footer foundation.

A simpler method is to build your shed floor like a deck with footings posts and a wood frame covered by plywood. A solid slab of concrete capping the top of your house. The 4 inch solid concrete roof was joined to a mirror image on the neighbours side. Exact specifications vary but most concrete roofs are several inches thick.

A good foundation will eliminate many of the problems associated with building a concrete block shed. From doors and windows to trim and roofing. A grout will hold the flat concrete roof in place. Take a bucket and mix 2 1 2 parts of the sand with 1 part of cement.

A concrete roof is exactly what it sounds like. I put supports under the roof then used a petrol stihl saw to cut my roof away from the neighbours as close to the party wall as possible. Foundations should be level square and built to appropriate depths for the location s frost line. For a concrete slab measure.

Determine your desired roof pitch. For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers. To make a grout you will need sand and portland cement.