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Office of Planning, Environment, & Realty (
HEP
)
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For more information, please contact:
Aileen Varela-Margolles
Anthony Norman
FHWA
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Summary
Summary of Noise Barriers Constructed by December 31, 2010
Noise Barrier Construction by Height
Height
Linear
Length
(miles)
% of Total
< 6 feet
33.5
1.2%
6 to 8 feet
214.6
7.8%
9 to 11 feet
457.3
16.6%
12 to 14 feet
846.4
30.8%
15 to 17 feet
638.9
23.2%
18 to 20 feet
378.4
13.8%
> 20 feet
168.1
6.1%
All
2,748
100%
Updated: 06/27/2017
Updated: 6/27/2017
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