Black line drawing of a geometric design featuring a triangle, a circle with a dot, and a curved line intersecting the triangle.

A-Frame Structures

A-Frame is a New Zealand structural engineering consultancy specialising in bridges and civil infrastructure. We focus on practical, buildable design with clear documentation, efficient analysis, and solutions that work on site.

Contact Us
  • Construction site on a waterfront with excavators working on land near a house, surrounded by trees and nearby houses along the shoreline.

    Wallis Street Sea Wall

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  • Buckler Burn Suspension Bridge

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  • A winding mountain road with a bridge over a small river or creek, surrounded by lush green trees and hills.

    Kererū Gorge Culvert

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  • Wooden pathway or bridge in a lush, green forest with trees and ferns, bordered by a wooden and mesh railing.

    Te Waihou Blue Spring Walkway

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A man standing outdoors in a green natural setting, wearing a dark gray Montane jacket over a plaid shirt, with a calm expression.

About Us

Simon Devoy is a Chartered Professional Engineer (CPEng) with experience in bridge and civil structural design, assessment, and construction support across New Zealand. His work includes bridges, culverts, retaining and marine structures, and small non-standard buildings linked to infrastructure. He is familiar with NZ Bridge Manual requirements, relevant NZS/AS standards, and council procurement and consent processes. All engineering work is senior-led from concept through to delivery.