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Tuning in on sound: Reducing noise in the workplace

Construction Specifier

Fortunately, there is a wide variety of acoustical materials and products available to help alleviate the noise and create an acoustic balance in any type of space. Some products are designed to reduce the transmission of sound from one area to another while other products or materials help to absorb sound in specific areas.

IIC 64
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DCA3: Designing fire-rated I-joist assemblies

Construction Specifier

The wood I-joist (WIJ) assemblies were added to DCA3 in 2001 and were intended to promote the usage of engineered lumber by simplifying the associated design, specification, and permitting processes. Fiberglass insulation, whether blown-in or blanket, is perhaps the most used material for this application. Cavity insulation.

Design 52