Ascent’s noise and vibration services include preparing technical studies and environmental analyses and documentation addressing both plan- and project-level construction and operational impacts. These services include ambient monitoring, mobile and stationary source modeling, contour development, and abatement. We provide high-caliber and comprehensive noise and vibration services by relying on our extensive experience in both the private and public sectors on a wide variety of projects, including:

  • Residential, commercial, industrial, and mixed-use development
  • Transportation plans and roadway improvements
  • Construction and demolition
  • Aircraft
  • Rail
  • Educational facilities
  • Correctional institutions
  • General, specific, and master plans
  • Wastewater treatment plants
  • Landfills and transfer stations

Our analyses are conducted in accordance with standards and guidance from federal, state, and local agencies, including the Federal Transit Administration, Federal Highway Administration, Caltrans, and county and city planning departments. This includes the use of numerous mobile and stationary source models (Traffic Noise Model [TNM], Roadway Construction Noise Model [RCNM], Helicopter Noise Model [HNM], and Small Arms Range Noise Assessment Model [SARNAM]).