Lightweight Concrete Roof Deck Thickness

Lcc lightweight cellular concrete is an excellent product works well for the application.

Lightweight concrete roof deck thickness.

Lightweight concrete can also be applied as a topping slab over structural concrete decks. Structural concrete composite deck a supported steel panel deck system filled with normal weight or structural lightweight concrete. Hard rocks with a low water absorption rate and weighs approximately 2403 kg m 3 150 lb cf. Not only does the deck acts as a permanent formwork to the concrete but also provides adequate shear bond with the concrete.

A minimum 1 inch per 100 linear feet thick control joint should be installed through the thickness of the lightweight roof deck concrete around the perimeter of the roof deck and through the building expansion joints. F place concrete not less than 50 mm 2 inches or more than 203 mm 8 inches in thickness. Our lightweight concrete is custom blended as per the weight and thickness required for each particular job. Low density insulating concrete roof decks are monolithic composite systems cast over galvanized metal decks structural concrete wood decks or existing roof systems.

E place for thickness and profiles shown. The normal weight concrete employs standard aggregates i e. Place reinforcement without attachment minimum 13 mm 1 2 inch above steel deck crests in insulating concrete. With onsite mixing as well as laying by our professional team we have the technical know how in finishing a concrete roof or deck effectively.

The shape of profiled steel decking may vary as shown in fig 3 and fig 4. Beneath the roof cover structural concrete roof decks are commonly topside insulated using adhered insulation panels or cast in place lightweight insulating concrete. Control joints may be eliminated when substrate is galvanized steel deck. Lower composite deck slab weight than 3wxh 36 for the specified concrete thickness 8 inch on center low flute spacing to allow for bearing wall studs to be at 16 inches on center non composite deck 7 8 inch depth 32 inch coverage 2 foot to 7 foot span range no acustadek options good for short span conditions.

However when a lightweight structural concrete lwsc roof deck is poured in place it uses significantly more water. Cell crete has a very professional staff and scheduling was very easy.