CLIENT

Pacific Gas Transmission Company
Bechtel Corporation
3000 Post Oak Boulevard
Houston, Texas
U.S.A. 77056-6503

SCOPE OF WORK

INNOVA designed and supplied the acoustic building complete with cranes, fans, silencers, acoustically treated personnel doors and equipment doors. 

ACOUSTICAL REQUIREMENTS

  • 40 dBA at property line at 345 ft. distance from the building.

NOISE SOURCES

Cooper turbo compressor package based on Rolls-Royce RB21 1 gas turbine

Source noise levels expected: 111 dBA.

RESULTS

Building designed to achieve:

  • STC 60 at end walls
  • STC 54 at sidewalls
  • roof NRC1

Actual performance results:

  • 30 dBA at property line