Locomotive
Operating Profile
Planning
Maintenance Part
Warranty
3yr · 720k km
Failure Prob.
18%
2 events over 20yr · $359k customer / $27k company
Maintenance & Reliability
Inflation & Inclusions
Labor: $95/hr → $134/hr by Year 10
Total TCO
$11.84M
Customer TCO
$11.84M
Organization TCO
$173k
Annual Avg
$592k
Cost / km
$2.47
Availability
99.9%
Customer TCO
$11.84MWhat the operator pays — warranty-covered failures excluded
Organization TCO
$173kWhat the manufacturer carries — replacements plus reserve
Reserve = Σ (part cost × failure probability) across 50 parts · part-level maintenance $2.62M
Top Maintenance Drivers
Annualized replace + failure + downtime, by componentCost Breakdown
Weibull Reliability vs Competitors
Cost by System (20yr)
Risk Matrix
Failure probability (next year) × cost impact — all 16 components
Optimization Insight
92% CONFExtend brake PM interval 6 → 8 months
WHY: Weibull β=3.5 shows wear-out begins at 7,200 hrs. Current 5,500hr trigger is 24% earlier than required.
Impact: save $84,000 over 20 years
Reliability change: −0.8% (negligible)
Availability change: +0.3%
Availability Metrics
A = MTBF / (MTBF + MTTR)