CMET · Canberra Metro
Lifecycle + Sustainability Decision Support
Operational since April 2019 with a strong ACT Government sustainability mandate. The decision support stack ties Weibull-based degradation to mid-life refurbishment NPV, and quantifies the energy yield of driver coaching.
Route
12 km · Stage 1
Stops
13
Depot
Mitchell
ACT target
100% renewable traction
kWh / vehicle-km
3.03net of regen
regen yield 28%
Fleet availability
96.4%
rolling 30d
Components past η
2 / 56bogies
condition-based
Mid-life refurb NPV
A$ 38.4M (8% disc.)
optimised year 2031
Stage 1 alignment
Gungahlin ↔ Civic · substations & depot
loading map…
Weibull hazard model
λ(t) = (β/η)(t/η)^(β−1)
β · shape2.40
η · scale (km)1400k
Optimal intervention≈ 980k km
Traction energy · driver scenario
kWh per vehicle-km, regen-adjusted
Driver profile
Coast / brake ratio35%
Sustainability scorecard
vs ACT Government targets
Traction from renewable PPAs100% / 100%
Depot energy from renewables92% / 100%
Refurbishment circularity71% / 85%
Recycled steel · permanent way64% / 75%
Scope 1 emissions reduction (2019 base)88% / 90%
Mid-life refurbishment NPV optimiser
when to invest vs run-to-fail · sample bogie fleet