NZS 6803 provides calculation methods for noise from construction activity making reference to BS 5228. Key elements of the calculations are described in the State highway construction and maintenance noise and vibration guide.

NZS 6803:1999 Acoustics – construction noise(external link)
BS 5228-1:2009+A1:2014 Code of practice for noise and vibration control on construction and open sites – noise(external link)
State highway construction and maintenance noise and vibration guide

Factors commonly included in the calculations are:

  • sound power/pressure source data for equipment and processes
  • sound decay with distance
  • façade correction
  • multiple items of equipment
  • operating period
  • moving sources
  • barriers.