Consideration of Existing Noise Barriers in a Type I Noise Analysis
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2012-01-01
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Abstract:As State highway agencies (SHAs) continue to expand existing highway systems it is likely that they will encounter projects with noise barriers already in place due to previous Federal-aid projects. This memorandum outlines the process for considering the feasibility and reasonableness of replacing or improving existing noise barriers.
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Main Document Checksum:urn:sha-512:1ec77557158238bd059af84c4b9df89be87aa227c06767d091f00f8c3b1bb1b5ead5932484ebcf659a800b4ae4a66a774d779af0cb86a673645e703f4787fdbc
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