Tonkin + Taylor is New Zealand’s leading Environmental and Engineering Consultancy with over 40 years experience specialising in environmental, civil, structural, geotechnical and water resource engineering. These skills have been combined to develop a strong expertise in all facets of coastal and marine engineering, planning and science.

We are specialists in coastal, estuarine and riverine processes. To understand the complex physical processes occurring in the coastal zone we undertake data collection, analysis and interpretation by qualified and experienced scientists and engineers. Each project is handled methodically and comprehensively.

Areas of expertise• Field investigation

• Data analysis

• Statistical modelling

• Numerical modelling

• Effects assessment

• Storm reanalysis

• Coastal geomorphology

• Climate change effects

Recent projects• Vanuatu Inter-Island Shipping Support Project

Coastal Process Study of Channel Dredging

• Waitangi Port Effect Assessment Coastal process assessment for new port development

• Marsden Cove Numerical flow and water quality assessment for canal waterway development

Coastal Geomorpholgy

• Jackett Island Erosion Study Assessment of physical coastal processes and option evaluation for short to long term management of shoreline erosion

• Coastal process assessments Numerous coastal process assessments for proposed coastal developments

• Hawkes Bay shoreline evolution modelling Assessment of the long term changes in shoreline evolution from Cape Kidnappers to the Port of Napier using a shoreline evolution model