Creative structural engineering solutions


Dedicated to the provision of innovative value-added structural engineering solutions

Civil & Infrastructure

Civil & Infrastructure

D&A engineers understand the highly regulated government authority landscape. In Western Australia we are a member of Main Roads WA’s…

Energy & Resources

Energy & Resources

D&A engineers have a depth of experience in Western Australia’s energy and resources sectors, across Australia and overseas.

Specialist Analysis

Specialist Analysis

D&A is the “go-to” structural design and analysis practice for your technically complex structural engineering challenges. Respected for our specialist…

About Us

The go-to design and analysis practice for your structural engineering challenges

Design and Analysis (D&A) is a proudly independent Western Australian engineering practice comprising specialist structural engineers experienced across the Western Australian, Australian and international infrastructure, resources, rail, marine and manufacturing sectors.

Sought out for our in-depth analysis capabilities and innovative value-added detailed design and optioneering solutions, D&A’s services extend from detailed bridge design and verification – through to complex investigations, feasibility and load capacity studies for the most technically complex projects.

Bridge Girder Stress Analysis for the Solomon Rail Bridge Construction

Culvert headwall designs for Onlsow Road Waste Facility

Collie River Pedestrian Suspension Bridge Options and Detailed Design

Leach Welshpool Alliance Detailed Bridge Design