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Mechanical maintenance and hydraulic repair for TBM support equipment across the metro alignment.

Definitive Contracting delivered mechanical and hydraulic support for tunnel boring machine (TBM) backup equipment across the Sydney Metro West alignment. Mobile workshops mobilised for both planned maintenance and breakdown response.
TBM backup equipment maintenance
Hydraulic system diagnostics and repair
Auto electrical fault-finding
Welding and structural repairs
Scheduled servicing programmes


Mobile workshops, ticketed crews and tender-ready documentation across NSW and QLD.