Noise Impact Assessment (NIA) to support a PPC Part A permit application

TNEI has been commissioned to undertake an environmental Noise Impact Assessment (NIA) in order to support the PPC Part A permit application for a Solid Recovered Fuel (SRF) process plant in Perthshire. The SRF process is an advanced fuel preparation process which takes fine residual waste from existing recycling facilities that is currently land filled. After drying, the material is processed to remove over-sized waste and separation of all ferrous and non-ferrous metals prior to shredding and baling.

The NIA comprises two main elements; firstly, the compilation of a comprehensive noise source inventory and an assessment against BAT (best available techniques). The inventory will be compiled using both manufacturer supplied noise and test data and on site noise level measurements. Secondly, an assessment of noise levels received at the nearest noise sensitive receptors will be undertaken through a series of operational noise level measurements at the receptors and a comparison made against noise level limits derived from existing background noise levels.

Project Information;

  • Potential throughput of 200 tons of material per day
  • Main noise sources from the drying of materials include roof and high level mounted fans, boiler chimney stack, large centrifugal fans and mobile plant (telehandlers). All fixed plant may operate 24 hours a day.
  • Main noise sources for SRF processing include conveyors, over-band magnets and eddy current separators, shredder and bailing machinery.
  • The report / PPC permit application will be submitted to SEPA
  • Relevant noise guidance docs are IPPC H3 Horizontal Guidance for Noise Parts 1 and 2; and,
  • Assessments will be made against BS4142:2014 “‘Methods for rating and assessing industrial and commercial sound

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