TRACK PROTECTION, TRAFFIC MANAGEMENT,
RAIL MAINTENANCE &
CONSTRUCTION
For the delivery of complex, logistically challenging projects in the mining, freight, and passenger rail sectors, Triodia is the trusted name. We provide a wide range of services in rail Track Protection, Traffic Management, Machine Operator’s, rail construction, and rail maintenance.
Aboriginal
Owned & Operated


With established depots in metro & regional WA, we’re perfectly placed to deliver high quality services to key clients in the resource and infrastructure sectors. With proven expertise in bulk heavy-haul rail networks for the mining and resources sectors, we also excel on passenger lines and freight networks for both corporate and government clients.
Just some of our many rail projects include the following
- BRE – Byford Rail Extension
- UGL – RSR (Radio Systems Replacement) & Bellevue Rail Car Depot Projects
- John Holland – RRP Project (Rail Revitalisation Program)
- John Holland – ARC Rail Maintenance
- TCL – Thornlie Cockburn Link
- ALUA – Vic Park-Canning Level Crossing Removal
- MELconnx Project (Morley-Ellenbrook Line)
- Stephenson Avenue Project
- PTA High Capacity Signaling Project
- Rio Tinto Major Shuts
- Rio Tinto Sustaining Capital
- Roy Hill Track Protection & Ore Car Delivery Project
- PTA Claremont Station Upgrade
TRACK PROTECTION
Our rail services include the supply of highly qualified Track Protection Officers fully equipped vehicles, with a team that has the experience to cover all rail networks throughout WA. Triodia has a demonstrated capacity to deliver safe, reliable and efficient track protection services of works inside the rail corridor across the full suite of WA rail Networks.
Triodia has Track Protection Officers with the following qualifications.
PTA – SW/PO1/PO2/PO3/PPO/PRES/RRV
ARC – SW/POLO/POTV/TVO
Rio Tinto – SW/LO/ROPO/TPO (M1-M8)
BHP – TA/LO/SW/TOA/Hi Rail
Hancock Iron Ore – L3/L4 – WSS/TPO/LO/BL
FMG – TA/TPO
RAIL SAFETY MANAGEMENT PLAN
Triodia also capable of preparation, submission & review of Rail Safety Management Plans (RSMP’s). These plans are essential for ensuring the safe delivery of projects, focusing on risk assessments, safety protocols and compliance with relevant network standards and regulations.


