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Hutchison Weller

  • KNOWnoise™

    KNOWnoise™ quickly and simply provides your team with the tools to plan, assess and manage project noise impacts. 
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KNOWnoise™ is a project-specific DIY Noise Assessment tool developed by acoustic consultants using trusted noise modelling software (SoundPlan).  

KNOWnoise™ gives your team the tools to quickly and simply manage noise impacts.

Accurate predictions in an instant on almost any combination of equipment, worksite and assessment period.

Program your works to meet approval/licence requirements with maximum flexibility.  

Achieve cost and time savings by minimising the need for external consultants while getting immediate and accurate answers on construction noise impacts.


Almost any combination of construction equipment and location can be assessed by the tool for results at all receivers.  Work can be programmed to minimise impacts on surrounding sensitive receivers while maximising efficiency of the construction process and program.  Applications include:

  • Out of hours works
  • Rail possessions
  • ROL constraints
  • Unexpected tasks not included in the CNVMP


    • Value adding

    More than just a predicted noise level, KNOWnoise gives the project team:

    • Cost savings — no external consultants
    • Time savings — Immediate answers
    • Program flexibility — Never locked in by consultant’s ‘final’ report
    • Access —any device, anywhere.  Manage noise in the meeting room or in the field
    • Community consultation made easy — exportable results for ready notifications
    • QA / approval records — simple email approvals process
    • Simple to use, easy to communicate  - familiar feel with GoogleMaps interface
    • Communicate program with calendar interface
    • Continually updating with features you need

    Trusted across the construction industry

    • Gold Coast LIght Rail - GoldLinQ
    • Level Crossing Removal Program—NWPA & SPA
    • More Trains More Services—NextRail
    • Batemans Bay Bridge Replacement—John Holland
    • Singleton Bypass—ACCIONA
    • Inland Rail - Illabo to Stockinbingal
    • New Intercity Fleet Maintenance Facility—John Holland
    • Western Sydney Airport—CPBACC JV
    • Western Harbour Tunnel—ACCIONA
    • Sydney Metro West Central Tunnelling Package—ACCIONA Ferroval JV
    • Sydney Metro West ad Western Tunnelling Package— Gamuda Laing O'Rourke
    • Nelligen Bridge Replacement—Seymour Whyte
    • M12 upgrade—Seymour Whyte
    • Mulgoa Road UPgrade - Stages 1 and 2

    And for smaller projects - KNOWnoise: MinorWorks

    DIY assessment for Minor Works

    Tired of free estimator tools taking too long?  KNOWnoise: Minorworks can save you time and money assessing noise on your minor works projects.

    Minorworks is a 2D assessment tool without terrain or other screening (usually a conservative result).  Once you're set up (in minutes) you have all the power of KNOWnoise at your finger tips.


    Key features

  • Automatic report generation for project approvals and works permits 
  • Export impact maps to communicate with the team or community 
  • Export detailed results with addresses and mitigation requirements to save the community team time 
  • View works in a built-in calendar  Available to anyone on your team to use with unique username and password 

    • Innovation in compliance

    KNOWnoise: Minor works is quick and simple to use with key features setting it apart from the free Estimator tools and offering terrific value for money:  

  • no more hand drawing circles on maps,
  • no more reporting,  
  • no more looking up community addresses to notify 
  • familiar and consistent report format and information for Agency approval.  

    • Economic subscription base

    Annual or monthly commitment. 

    All options will save you money in comparison to the resources and time required in using otherwise free Estimator tools.