About

About Us

We have 40+ experience in designing bridges and structural engineering in New Zealand and Australia. We have expertise in designing range of bridges if it is single carriageway for rural farm access or double carriage way for urban transports and different length as per the situations.
If any more information required, get in touch by mobile or email.

Bridges in Australia and New Zealand are designed in accordance with AS 5100 (Bridge Design), and the NZ Transport Agency Bridge Manual.

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NZ Bridge Design Manual

The Waka Kotahi NZ Transport Agency Bridge Manual SP/M/022.
Third Edition, Amendment 4.
Effective from May 2022.

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Australia and New Zealand Bridge Design Code

AS/NZS 5100.6: 2017.
Bridge Design.
Part 6: Steel and composite construction.

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Loading

0.85HN Farm access rural bridges.
Full HN Loading.
HN-HO-72 Heavy overload vehicle loading as per NZ transport agency.

Years Established

Completed Projects

Lets Get In Touch

Contact Us

Graeme McMillan

Team Leader and Director

+64 21 323 711

Graeme@gmdesigns.co.nz

Dirk Morrison

Manager

+64 27 756 4336

Dirk@gmdesigns.co.nz