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Tonkin & Taylor International (T&TI) was established in 1959 and is a leading consultancy practice providing specialist expertise in environmental, geotechnical, civil and water resources engineering.

The consultancy ’s key credentials include:

  • Internationally experienced consultancy with over 600 major assignments completed covering the environmental and infrastructure sectors
  • Track record covers 14 Pacific Island nations and 10 countries in Asia
  • Work for ADB and World Bank over the past 10 years includes infrastructure development, institutional strengthening and training, hydro and water supply – all with an EIA component.

Specialist expertise has been gained throughout the Pacific and South East Asia in the following disciplines:

  • Environmental conservation and associated legislative documentation
  • Geotechnical investigations for site developments and infrastructure projects
  • Geotechnical design for slope stability and earth retention
  • Land and water resource planning
  • Roading investigation and design
  • Airport investigation and design
  • Coastal protection design
  • Water supply headworks, treatment and distribution
  • Sewerage reticulation, treatment and disposal
  • Sanitation and solid waste management and disposal
  • Ports/harbours investigation, condition survey and design.

T&TI has a strong well established reputation for quality work, which embodies the following principles:

  • Effective management of multi-disciplinary study teams
  • Application of appropriate technology directly applicable to the project, coupled with practical innovation
  • Taking close account of local skills and resources
  • Applying cultural sensitivity and working closely with local personnel.