Iic Rated Floor Assemblies

Fm fc 214 two layers 1 2 12 7 mm fire shield c wallboard est.

Iic rated floor assemblies.

Quick selector for fire and sound rated systems gypsum wallboard floor ceilings wood framing floor truss cad file name golds dwg or golds dxf no. Wall floor assembly guide construction designs for acoustical control sound can transmit between electrical outlets through wiring separate wiring of each occupancy can minimize this problem. Stc rated wall assemblies. Some occupants would be dissatisfied with this level of.

7 usg acoustical assemblies components acoustically rated systems have been comprehensively tested for sound. Stc rates a partition s or material s ability to block airborne sound such as a television or people having a conversation. The lowest iic rated floors ceiling assemblies come in at around 25 and the highest rated systems can come in at 85 and up. There are a number of factors that determine the impact insulation class or iic of your floor ceiling assembly.

25 gauge metal studs 24 with 1 type s drywall screws 36 o c. One hour fire rated partition parallel to one side of min. Fire tests may be conducted at any one of several recognized facilities. Measures a floor ceiling assembly s resistance to transmission of structure borne or impact noise such as footfall or a chair dragging on the floor.

Dupree office of noise control california department of health services berkeley california 94704 introduction building codes. Iic impact isolation class astm e492 e989 and stc sound transmission class astm e336 e413 are both tests for sound traveling through the total floor ceiling assembly from an upper living area to a lower living area. Vibrating equipment should be. One hour fire rated partition 3.

Rating of partitions floor ceiling assemblies roof ceiling assemblies beams and columns. Description stc test no. Stc and iic lab tests. Impact sound complaints are common on floor ceiling assemblies that meet the bare minimum requirement of 50 decibels iic.

In base layer and 1 5 8 2. Two hour fire rated partition. Insulation for sound fire rated assemblies. These include the finish floor the substrate and the ceiling system below in addition to your choice of sound mat or soundproofing underlayment.

Fire resistance ratings represent the results of tests on assemblies made up of specific materials in a specific configuration. This catalog of sound rated wall and the purpose of the indexing system is. Iic 50 the least amount of impact sound transmission reduction considered effective. Iic national gypsum quick selector general reference 23 9 1 hr.

Fire rated floor ceiling assemblies using metal framing stc 50 iic 50 fire rating as shown 1.