Timber sound-reflective barriers are Highways Agency approved and conform to the latest Tec Memo HA 65/94 (Part 1) and HA 66/95 (Part 2), as well as BS EN 1793 and BS EN 1794.
They are further backed up with independent design checks and PII.
Sound attenuation for the systems is from Rw 29 to 35dB.
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