Noise Assessments for Planning Applications

We provide noise assessments and expert advice to support applicants, planning consultants and architects throughout the planning process.

Let’s hear about your project
Whether you are submitting a new or revised application, meeting planning conditions or other planning related matters, our assessments are produced to help support you through the process.

We work closely with our clients to provide the necessary noise assessments and technical expertise for successful planning applications.

Pre-Application Support

Planning Application Noise Assessments

Planning Conditions & Compliance

Advising on Refused Applications, Re-submissions & Appeals

We offer a fast and reliable service delivering clear, understandable reports that make it easier for planning consultants to secure approvals and meet planning authority noise requirements.

Go to USE CASES

Our Services

S1

Noise Assessment and Surveys for Planning Applications

Noise assessments and surveys evaluate the potential for impacts from existing noise sources on new noise sensitive receptors in the planning proposal (e.g. future residents) before submission. They also provide mitigation solutions to comply with current noise guidance – BS 8233:2014 and WHO – and local authority requirements.

S2

Noise Impact Assessments

Noise impact assessments evaluate the potential for impacts from new noise sources in the planning proposal on existing and future noise sensitive receptors (usually residential) before submission. They also provide mitigation solutions to comply with current noise guidance and local authority and EHO requirements.

S3

Re-submission & Appeal Support

Expert advice and noise consultancy for previously rejected planning applications, helping applicants and planning consultants to re-submit or support appeals.

Case Studies

C1

Solar Farm and Battery Storage (BESS) Development

Consultancy services provided:

  • Site survey, background noise measurements – establish location of the nearest residential noise sensitive receptors (NSRs). SoundPLAN modelling of noise sources and levels at NSRs.
  • Initial feedback to inform layout designs and locations of various plant types including – string inverters, transformers, DNO Substations, battery storage units, and power conditioners.
  • Review site layout, plant specifications and noise mitigation options with client designers to achieve optimum assessment levels before the submission of the noise impact assessment for the planning application.
  • Review and respond to environmental health office and local authority comments, with revisions of noise impact assessment and provision of additional information where necessary.
C2

New Housing Development

Consultancy services provided:

  • Site survey, ambient noise measurements – road noise from motorway
  • SoundPLAN modelling of road noise levels at proposed new dwellings
  • Work with architects and planning consultants to consider proposed layouts and good acoustic design to meet BS 8233:2014 and WHO criteria for indoor and external amenity noise levels.
  • Produce detailed noise assessment report for planning application.
  • Review and respond to environmental health office and local authority comments, noise assessment revisions and provision of noise mitigation schemes.
C3

Residential Development – Conversion of Office Block to Apartments

Consultancy services provided:

  • Site survey, ambient noise measurements – road, public house and music venue noise sources.
  • Produce detailed noise assessment report for planning application.
  • Work with architects, mechanical consultants and energy assessors to produce a noise mitigation scheme in response to planning approval conditions. 
  • Glazing, construction and mechanical systems designs.
  • SoundPLAN (Building Outside module) used to model predicted indoor ambient noise levels for the requested noise mitigation scheme.
Need a noise assessment for your project?

Get in touch to discuss your specific requirements.

Why Walnut Acoustics?

We provide clear and understandable noise assessments & surveys that help simplify noise concerns in the planning process and save you time.
Proven Success
Fast Turnarounds
Trusted by Leading Organisations

With over 20 years of experience, Walnut Acoustics delivers bespoke noise and acoustic consultancy solutions tailored to meet your planning needs. Trusted by our clients, we produce the necessary information in a timely manner to help achieve successful planning applications.

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What Our Clients Say

Words that reflect our impact.
T1
“When it comes to acoustics and noise, Walnut Acoustics are true experts in their field.

Nick is extremely engaging and professional, he delivers nothing but high-quality advice. My experience with Nick and the team involved the preparation of a noise impact assessment which greatly helped to resolve a long-standing issue we were dealing with. Truly worth every penny.”

— James W., Architect
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T2
“We had an fantastic experience working with Nick.

His service was nothing short of outstanding, and he guided and advised us every step of the way. We wouldn’t hesitate to recommended his services and would happily use Walnut Acoustics for our next project – Fantastic.”

— David L., Developer
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T3
“The service was excellent. Nick was most helpful from the start and he was always available to answer my questions.

We are extremely grateful for all the advice and assistance that was provided. I would recommend Walnut Acoustics without any hesitation. Nick, the acoustic consultant, was very professional and provided an excellent level of customer service.”

— Mark R., Project Manager
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T4
“I’ve used Walnut Acoustics on several of my conversion projects all over the West Midlands and I have to say that their service is the best in the industry.

A quick response, knowledgeable and reliable consultants, comprehensive and understandable reports. I wish all my partners had the same level of professionalism and service delivery. Well done, Walnut Acoustics.”

— Claire J., Planning Consultant
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Our Technical Expertise

Our consultants are proud members and associates of the Institute of Acoustics, bringing extensive expertise in noise and acoustics to the planning process.

We cover all the key noise standards, including BS 8233:2014 and  BS 4142:2014+A1:2019, while also working with a wide range of other guidance and methodologies.

We use industry-leading software tools, including SoundPLAN, INSUL and high quality sound measuring equipment from Cirrus Research and Svantek to acquire robust noise data for our noise assessments.

Frequently Asked Questions

Have more questions? We’re here to listen.

Contact Us

Q1

A noise assessment provides the relevant noise data and considers the impacts of noise within the development proposal, helping applicants, architects, and planners validate and progress their planning applications.

Q2

A noise assessment, survey or noise impact assessment is recommended early in the planning process to identify potential noise issues before the proposal is submitted.

Q3

We provide specialist advice, revised assessments, and mitigation strategies to help resolve noise-related refusals and strengthen appeals.

Q4

While we primarily serve Worcestershire and Gloucestershire and the surrounding counties, we are happy to discuss projects in other regions. Please contact us to learn more.