Sea and river protection

Water takes ground away quietly, then all at once. Jai Civil builds the works that stop it: rock armour and revetments on coastal edges, bank stabilisation and scour protection along rivers and streams, and batter protection wherever water is cutting into a site.

This is machine and ground work at its most demanding, on tidal and river edges with tight windows and consent conditions to meet. It is exactly the kind of civil work our plant and crew are set up for, anywhere in Auckland, the Waikato or further afield.

5.0 from 3 Google reviews
Shaped and rock armoured stormwater basin on a subdivision

Erosion and protection work

  • Rock armour and rip rap placement
  • Revetments and coastal edge protection
  • River and stream bank stabilisation
  • Scour protection around structures and outlets
  • Stormwater basins, swales and outlet protection
  • Silt and sediment control during the works

Common questions

Do coastal and river works need consent?

Usually yes. Works in the coastal marine area or a river bed generally need resource consent from the regional council. We build to the consented design and its conditions, and work in with your engineer or consultant.

Can you fix a bank that is already washing out?

Yes. We assess what the water is actually doing, then quote the repair: reshaping the batter, armouring the toe, and protecting the outlet or structure causing the scour.

How far do you travel for this work?

From our Auckland and Huntly yards we cover Auckland and the greater Waikato as standard, and travel New Zealand wide for larger protection projects.

Download our safety documentation

Trusted by our customers

5.0 out of 5 from 3 Google reviews

Read them on Google
Awesome service by provider, with amazing skills, very easy to work with and outstanding service. My recommendations to everyone to acquire their services as they are excellent.
5 out of 5

Praveen Chand

4 reviews

A great company servicing Tamaki Makaurau and Waikato area's that has skill and experience within the civil construction sector.
5 out of 5

Porky Ashby

Local Guide · 45 reviews

Get a free quote for sea & river protection

Serving Auckland, the Waikato and New Zealand wide. Send through the address and a short description and we will take it from there.

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