About Us

Westlock Concrete Solutions Ltd (WCS) is an innovative company based in Northern Buller, New Zealand that has directly experienced the devastating effects of coastal erosion. Not satisfied with the ongoing maintenance of rock walls and the limited choices available for erosion, Westlock put their heads together and designed a unique interlocking concrete block system providing a long-term solution.
In Westlock’s search for engineering compliance and exclusive manufacturing support, there was no better match than Busck Prestressed Concrete Ltd. Busck is one of New Zealand’s largest and most respected manufacturers of Precast concrete products, with 80 years of experience and 7 manufacturing branches strategically spread across the North and South Islands.
Westlock partnered with Busck to produce a superior engineered block and placement method that complies with NZ engineer standards and enables them to be placed in harsh marine environments and waterways. Across the globe, hard structures have been used for long term protection against erosion. Now it is time for us to take the lead.
About Us

Westlock Concrete Solutions Ltd (WCS) is an innovative company based in Northern Buller, New Zealand that has directly experienced the devastating effects of coastal erosion. Not satisfied with the ongoing maintenance of rock walls and the limited choices available for erosion, Westlock put their heads together and designed a unique interlocking concrete block system providing a long-term solution.
In Westlock’s search for engineering compliance and exclusive manufacturing support, there was no better match than Busck Prestressed Concrete Ltd. Busck is one of New Zealand’s largest and most respected manufacturers of Precast concrete products, with 80 years of experience and 7 manufacturing branches strategically spread across the North and South Islands.
Westlock partnered with Busck to produce a superior engineered block and placement method that complies with NZ engineer standards and enables them to be placed in harsh marine environments and waterways. Across the globe, hard structures have been used for long term protection against erosion. Now it is time for us to take the lead.
Get in touch
Meet our Team




Meet our Team




Our
Solutions

Westlock Concrete Solutions Ltd® (WCS) interlocking concrete block system is primarily designed for ocean erosion and river stop bank protection, but it can be used in a wide range of civil engineering work from bridge approaches to retaining walls. Our company will strive to find a solution for any application that our customer requires.


Our Solutions

Westlock Concrete Solutions Ltd® (WCS) interlocking concrete block system is primarily designed for ocean erosion and river stop bank protection, but it can be used in a wide range of civil engineering work from bridge approaches to retaining walls. Our company will strive to find a solution for any application that our customer requires.
Product Specifications

All of our concrete blocks meet the marine grade standard “C” class, with concrete strength *45 mpa, and concrete finish F4/U3. Reinforcing minimum cover 60mm, returns NZS3109. We have registered design rights on the product.

Base block weight

Standard block weight

Top block weight
Contact Us
Have you experienced the devastating effects of coastal erosion? Do you need assistance with retaining, protecting and supporting your critical infrastructure and housing? We would love to hear about your needs. Get in touch today:
Phone: +64 21 0857 9559 (New Zealand) | Mobile: +64 21 353 599 (New Zealand) | Email: info@westlockconcrete.com
Contact Us
Have you experienced the devastating effects of coastal erosion? Do you need assistance with retaining, protecting and supporting your critical infrastructure and housing? We would love to hear about your needs. Get in touch today:
Phone: +64 21 0857 9559
(New Zealand)
Mobile: +64 21 353 599
(New Zealand)
Email: info@westlockconcrete.com