Concrete On Metal Deck Stc Rating

Slabs use less concrete than a traditional solid slab reducing total concrete volume up to 30 percent.

Concrete on metal deck stc rating.

Working on an existing renovation project in nyc that requires a 1 hr fire rating between occupancies. Concrete thickness is thickness of slab above deck in. Concrete topping an stc rat ing of 51 can be achieved. Fire resistance directory for the necessary construction details.

26 27 1 8 composite deck slab design. Refer to the u l. Determining sound transmission class stc for concrete masonry. Riverbank acoustical laboratory ral test number tl01 220.

22 23 1 6 web crippling. 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. 2 3 4 unrestrained beam rating. Fire rating of one or two hours without applying drywall or spray on fireproofing to the deck.

Hollow core precast plank option 11 the stc rating is 53. Metal deck with 3 in. Stc rating of 55. 1 5 steel deck section properties.

24 25 1 7 steel deck at concrete form. Floors relativity stiff and massive concrete floors still can have poor less than code impact ratings. Stc iic ratings for fc 214 floor covering stc iic test number carpet pad 48 54 nrc 1059 1060 vinyl 47 35 nrc 1063 1064 lightweight concrete carpet pad 56 72 nrc 1053 1054 lightweight concrete and vinyl 56 48 nrc 1051 1052 gypcrete carpet pad 52 63 nrc 1076 1077 gypcrete 53 43 nrc 1085 1086 stc iic ratings for ul l528. 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.

31 1 10 penetrations and openings. These options are not based on the building framing whether steel or concrete but on the stc rating desired. 28 30 1 9 non composite deck slab design. Slabs can be designed with u l.

Additionally for an 8 in. 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. Independent sound transmission stc tests prove that ultrabond slabs outperform other floor systems.

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.