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Transit vehicle noise emission levels in Yosemite National Park.

Transit vehicle noise emission levels in Yosemite National Park.
Paper図書
U.S. Dept. of Transportation, Federal Highway Administration[1981]<NA217-510>
National Diet Library
  • Author HeadingBowlby, William. United States. Federal Highwa...

SNAP 1.1 : a revised program and user's manual for the FHWA level 1 highway traffic noise prediction computer program.

SNAP 1.1 : a revised program and user's manual for the FHWA level 1 highway traffic noise prediction computer program.
Paper図書
U.S. Dept. of Transportation, Federal Highway Administration, Region 15, Demonstration Projects Division1980.<NA217-629>
National Diet Library
  • Author HeadingBowlby, William. United States. Federal Highwa...

Sound procedures for measuring highway noise : final report.

Sound procedures for measuring highway noise : final report.
Paper図書
U.S. Dept. of Transportation, Federal Highway Administration[1981]<NA217-146>
National Diet Library
  • Author Heading...r, M. (Marion) Bowlby, William. Dames & Moore. United States....

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