Types Of Concrete Roof Slabs

Constructing the concrete roof deck.

Types of concrete roof slabs.

Exact specifications vary but most concrete roofs are several inches thick. Precast concrete floors roof slabs walls and partitions the most commonly used precast slabs or panels for floor and roof decks are the channel and double t types fig. A concrete roof is exactly what it sounds like. Grid slabs are suitable for spans of 9 15m and live loads of 4 7 kn m2.

There are four different types of concrete flat slabs. 7 16 views a and b. Waffle slab grid slab 4. A solid slab of concrete capping the top of your house.

Concrete slab types construction cost and applications 1. Hollow core slab 8. One way joist slab ribbed slab 3. One concern is that the concrete must develop the compressive strength intended by the structural engineer in the design of the roof deck.

Slab with drop and column without column head. Constructing a concrete slab for a structural roof is different from that for building a slab on the ground in that attention must concern two important objectives. One way slabs on beams 2. Waffle slab construction process includes fixing forms placement of pods on shuttering installation of reinforcement between pods installation of steel mesh on top of pods and pouring of concrete.

For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers. Slab without drop and column with column head. Slab without drop and column without column head capital. Beam and block also referred to as rib and block is mostly used in residential and industrial applications.

This type of slab contains square grids with deep sides. Two way slabs on beams 7. A hollow core slab which is precast and installed on site with a crane in high. Bubble deck slab 10.

The channel slabs vary in size with a depth ranging from 9 to 12 in width 2 to 5 ft and a thickness of 1 to 2 in.