About CPB Contractors and John Holland Joint Venture (CPBJH JV)
CPB Contractors and John Holland Joint Venture (CPBJH JV) has been selected as the preferred contractor to support Transurban and the Victorian Government in delivering the West Gate Tunnel Project.
The project has commenced construction and will be complete in 2022.


About the Project
The West Gate Tunnel Project is a city-shaping project that will deliver a vital alternative to the West Gate Bridge, provide quicker and safer journeys, and remove thousands of trucks off residential streets.
For more information visit www.westgatetunnelproject.vic.gov.au

About Damstra Technology

The Damstra Enterprise Protection Platform (EPP) is a contractor management system that allows our clients to manage their site-based workforce, contractors, and visitors. The EPP accurately captures and reports on employee skills, competencies, induction status, training, appointments, insurance, and total hours worked.

Damstra also offers an EPP Company Portal to contracting companies to assist in managing their employee’s compliance requirements.

Damstra’s EPP Portal allows companies to:

  • Book and pay for new inductions, site familiarisations, and registrations for their employees
  • Review employee qualifications and skills
  • Update expiring qualifications, licenses, and skills
  • Track employees’ times with daily and weekly cumulative totals
  • Track employees’ timecards that include in/out times at each site
  • Ensure employee safety with EPP Fatigue Management and EPP Alerts
  • Manage company details, documents, and compliance requirements
  • Add and terminate employees