Schallpegelmessungen in und vor Strassentunnels.

Author(s)
Bruckmayer, F.
Year
Abstract

In and before two road tunnels measurement are done to the values of noise. One tunnel was built on the usual way, the other one with special acoustic materials. The differences in measurements are given.

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Publication

Library number
A 9005 fo
Source

Nachtrichten des Lärmbekämpfungszentrums, Februar 1969, p. 1-3

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