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Why STC Doesn’t Tell You Everything

March 1, 2005   
The sound isolating properties of wall and floor/ceiling assemblies are often presented using a single number rating system, the Sound Transmission Class (STC). The STC rating of a partition is determined by following an ASTM Standard which compares the sound
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Restaurant Acoustics

May 1, 2004   
During the last 20 years we have seen a number of different acoustical issues in retail / shopping areas – everything from blender noise for a juice bar at a now defunct Mexican restaurant chain prototype, to a restaurant so
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Tech Notes: Hydraulic Pile Drivers Work Out of a Tight Spot, Quietly

September 1, 1993   
Driving piles is typically considered one of the noisiest, most disruptive activities at a construction job site.  The increased noise and vibration levels can disrupt ongoing client activity as well as adjacent neighbors.  However, new hydraulic pile-driving equipment may change