Carrier profile · USDOT 29793 · MC-146672 · Updated Jun 30, 2026
South Park Motor Lines Inc
DBA CAST TRANSPORTATION
71 power unitsavg 11.5 yrNational · 22 statesHENDERSON, CO70/100
CARRIER INACTIVEMC-146672 INACTIVERATED SATISFACTORYHAZMAT
Operations & Lanes
Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.
Operating footprint· revealed by roadside-inspection geography
Operating radiusNational
revealedStates observed2222
US statesInspections · 24 mo215215
WA busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
HENDERSON, CO
Top corridor
WA ⇄ CO
Density
fewermore
State activity ranking· all 22 states · trailing 24 mo
| State | Coverage | Inspections |
|---|---|---|
| WAWashington | 129 | |
| COColoradoHQ | 23 | |
| NMNew Mexico | 13 | |
| TXTexas | 13 | |
| AZArizona | 6 | |
| TNTennessee | 5 | |
| OROregon | 3 | |
| NCNorth Carolina | 3 | |
| KYKentucky | 2 | |
| WYWyoming | 2 | |
| IDIdaho | 2 | |
| GAGeorgia | 2 | |
| UTUtah | 2 | |
| SCSouth Carolina | 2 | |
| KSKansas | 1 | |
| NVNevada | 1 | |
| INIndiana | 1 | |
| NENebraska | 1 | |
| WVWest Virginia | 1 | |
| LALouisiana | 1 | |
| MTMontana | 1 | |
| CACalifornia | 1 |