Acoustic Fence
A wooden fence does not have sufficient STC by itself to block road noise, so it should be lined with an acoustic barrier having an STC of at least 30.

Q: I am putting a ground-level deck on a client’s home that’s located next to a busy road. Besides plantings, what is the best strategy for reducing the road noise on the deck?

A: Dr. Bonnie Schnitta, president of Sound Sense, a company that specializes in acoustic engineering and consulting, responds: It takes roughly 200 feet of dense foliage to equal the sound reduction of an acoustic barrier that can be as thin as 1/8 inch. Plants don’t stop sound, but they can help to diffuse it and prevent a fence or wall from...

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