Deck finish shall be galvanized 2.
Stc rating of concrete on metal deck.
24 25 1 7 steel deck at concrete form.
22 23 1 6 web crippling.
With option 10 a concrete floor slab on metal deck 3 in.
Concrete topping an stc rat ing of 51 can be achieved.
The isolation quality or stc rating increases by approximately 5 db which is clearly noticeable.
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.
26 27 1 8 composite deck slab design.
From walls to floors from table 1 an 8 in.
Sound transmission class guidance introduction the noise guidebook.
Concrete thickness is thickness of slab above deck in.
Fire rating of one or two hours without applying drywall or spray on fireproofing to the deck independent sound transmission stc tests prove that ultrabond slabs outperform other floor systems.
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.
Metal studs perform.
28 30 1 9 non composite deck slab design.
Additionally for an 8 in.
Fire resistance directory for the necessary construction details.
1 5 steel deck section properties.
Concrete floor slab option 8 has an stc rating of 55.
Metal deck with 3 in.
Installing insulation within a wall or floor ceiling cavity will improve the stc rating by about 4 6 db which is clearly noticeable.
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.
2 3 4 unrestrained beam rating.
A wall must extend to the structural deck in order to achieve optimal isolation.
Floors relativity stiff and massive concrete floors still can have poor less than code impact ratings.
Hollow core precast plank option 11 the stc rating is 53.
Riverbank acoustical laboratory ral test number tl01 220.
31 1 10 penetrations and openings.
Refer to the u l.
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.
Determining sound transmission class stc for concrete masonry.
