Coastal Engineering

Coastal environments present unique challenges that require specialist knowledge and practical, site-specific solutions. At Smart Alliances, we provide coastal engineering services that help protect assets, manage coastal hazards, and support sustainable development in marine and waterfront environments. Our experienced engineers work closely with property owners, developers, and regulatory authorities to deliver resilient and compliant coastal solutions.

From initial site assessments and coastal hazard evaluations through to detailed design, consenting support, and construction advice, we offer fully integrated coastal engineering services under one roof.

Combining geotechnical, civil, structural, architecture, and planning expertise, we help clients confidently navigate coastal constraints and achieve safe, practical, and cost-effective project outcomes.

Managing Coastal Risks and Opportunities

Developing and building in coastal areas requires careful consideration of environmental conditions, erosion risks, sea-level influences, and long-term resilience. Our coastal engineering team assesses site-specific conditions to develop solutions that protect infrastructure, preserve functionality, and support sustainable development.

We consider:

  • Coastal erosion and shoreline stability

  • Wave action and storm surge effects

  • Sea-level rise and climate resilience

  • Coastal flooding and drainage requirements

  • Foundation and ground conditions

  • Environmental and regulatory requirements

  • Asset protection and long-term maintenance

  • Sustainable and cost-effective design solutions

By identifying coastal hazards early and integrating practical mitigation measures into project planning, we help reduce risk, support consenting processes, and improve long-term project performance.

Contact us

Our team provides expert engineering support for:

  • Coastal hazard assessments

  • Waterfront and coastal developments

  • Seawall design

  • Erosion protection solutions

  • Coastal subdivision assessments

  • Marine and foreshore structures

  • Retaining structures in coastal environments

  • Coastal infrastructure planning and design

  • Stormwater and drainage considerations for coastal sites

  • Resource consent support and technical reporting

  • Climate resilience and adaptation advice

  • Construction monitoring and engineering certification

  • Moorings

  • Boatshed and jetty designs

With extensive experience throughout Marlborough, Kaikōura, and the Marlborough Sounds, our team understands the complexities of working in coastal and marine environments. We deliver practical engineering solutions that balance development needs, environmental considerations, and long-term resilience to help protect communities, infrastructure, and investments for the future.

A coastal road with a rocky barrier separating it from the ocean, lined with streetlights and palm trees in the background.
Wooden overwater bungalows on stilts connected by wooden walkways in the ocean under a partly cloudy sky.
A lakeside scene with a wooden cabin on stilts, a floating dock extending into the water, surrounded by rocky shore and lush green trees, with mountains in the background and a clear blue sky.
A floating dock on a body of water adjacent to a lush, green, forested shoreline.
Construction site on the water with excavators working on land and a dock extending into the water, surrounded by green foliage.
Construction site on a lakeshore with mountains in the background, a dirt trench, a yellow excavator, and metal pilings for a dock or pier.
A lake with a wooden dock extending into the water, surrounded by hills covered in green grass and trees, under a partly cloudy sky.
View underneath a wooden dock over water with a boat docked to the side and mountains in the background, sunlight glare in the upper right corner.
A dock with a boat on a ramp extending over water, a small hut on stilts, and trees on the shoreline with hills in the background under a clear blue sky.
A wooden dock extending over a body of water, with green hills and mountains in the background.
A scenic landscape with palm trees, green grass, a gravel road, and mountains in the background on a sunny day.
View of a lake surrounded by forested hills and mountains in the distance, with a partly cloudy sky overhead. Foreground shows a dirt clearing with a parked SUV, a piece of equipment, and some small wooden structures amid trees.
A coastal road with a double line separating the lanes, a grassy and tree-lined area on the left, and a rocky shoreline on the right with calm ocean water. Palm trees line the background under a partly cloudy sky.