Concrete On Metal Deck Stc Rating

Concrete topping an stc rat ing of 51 can be achieved.

Concrete on metal deck stc rating.

Metal deck with 3 in. Additionally for an 8 in. 22 23 1 6 web crippling. 1 877 4ad mix1 1 877 423 6491.

With no additional sound isolation system a 6 inch concrete slab has an stc of 53 and an iic of 27 so treatment of at least the impact noise is necessary to meet code. There is an existing 5 1 2 concrete slab between the floors requiring the separation can t seem to find in code whether this might be an acceptable separation as most of the data i m seeing seems to show we should be above 1 hr with that thickness of concrete. Restrained assembly rating type of protection concrete thickness type 1 classified deck type u l. With option 10 a concrete floor slab on metal deck 3 in.

Sound transmission class stc provides an estimate of the acoustic performance of a wall in certain common airborne sound insulation applications the stc of a wall is determined by comparing sound transmission loss stl values at various frequencies to a standard contour stl is the decrease or attenuation in sound energy in db. Refer to the u l. Slabs can be designed with u l. 28 30 1 9 non composite deck slab design.

Determining sound transmission class stc for concrete masonry. Hollow core precast plank option 11 the stc rating is 53. Iic 40 cad drawing composite slab of 3 thick concrete steel deck and steel joists with rsic 1 and double layer 5 8 gypsum board ceiling. Riverbank acoustical laboratory ral test number tl01 220.

Floors relativity stiff and massive concrete floors still can have poor less than code impact ratings. Fire resistance directory for the necessary construction details. Independent sound transmission stc tests prove that ultrabond slabs outperform other floor systems. 26 27 1 8 composite deck slab design.

1 5 steel deck section properties. These options are not based on the building framing whether steel or concrete but on the stc rating desired. 2 3 4 unrestrained beam rating. Deck finish shall be galvanized 2.

Slabs use less concrete than a traditional solid slab reducing total concrete volume up to 30 percent. Concrete thickness is thickness of slab above deck in. Stc rating of 55. 31 1 10 penetrations and openings.

24 25 1 7 steel deck at concrete form.