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Our Services
O'Brien Traffic

Our Services

Traffic Impact Assessment

  • Traffic Impact Assessment Reports (TIARs) for planning applications
  • Swept Path diagrams for all vehicle types
  • Responding to issues raised by Councils and Road Authorities
  • Negotiations with Authorities
  • Reports for objections to planning applications
  • Peer review of development proposals and TIARs on behalf of road authorities, Councils, and private clients

Expert Evidence

  • Expert Evidence to VCAT and Panel Hearings (Victoria) on behalf of developers, Local / State government agencies and objectors
  • Expert Evidence to Courts of Law in regard to crashes and compensation claims
  • Expert Evidence for compulsory land acquisition cases


  • Concept, Functional and Detail Design for access, car parks, ramps, intersections, cycling / pedestrian / public transport facilities. 
  • Car Stacker, Car Lift, Mechanical Parking Advice and Design.

Road Safety

Road safety audits (RSA)

  • Concept design, preliminary design and detailed design audits
  • Pre-opening and post- opening audits
  • Day and night-time audit of Traffic Management Plans (TMPs)

Safe System Assessments (SSA)

  • Full Safe System Assessments
  • Rapid Safe System Assessments

Crash analysis and treatment

Safety investigations:

  • Roadside hazards
  • Blackspot investigations of routes and intersections
  • For vulnerable road users (pedestrians, cyclists, motorcyclists)

Road safety research

Road safety strategies for local government

Road safety evaluations

Road safety behavioural science

Heavy Vehicle Assessment

  • Performance Based Standards (PBS) Heavy Vehicle Assessments & Certification
  • Heavy Vehicle Route Assessment
  • Heavy Vehicle Access Assessment
  • Heavy Vehicle Research


Transport Planning

Sustainable Transport

  • Travel demand management schemes
  • Green travel planning / Green Travel Plans
  • Walkability and Pedestrian Strategies
  • Bicycle Strategies

Strategic Transport Planning

  • Major Developments
  • New Areas
  • Road Networks

Integrated Transport

  • Modal interchange analysis & design
  • Priority intersection and route treatments for buses and trams
  • Bus/tram stop design

Traffic Management Plans

Construction Management Plans

Waste Management Plans

Traffic Engineering Staff Placements