CAPITOL UNDERGROUND INC

USDOT 901060 · Sun Prairie, WI · Underwriter-grade risk snapshot

Operating statusActive

Lead priorityUnknown

Fleet31 power units · 25 drivers (31 trucks)

OperationC · PRIVATE PROPERTY

Current insurer—

Crashes / Inspections (24 mo)0 / 5

	Vehicle	Driver
This carrier	20.0% (1/5)	0.0% (0/5)
National average	22.3%	6.7%

✓ At or below national average.

Address782 LOIS DR
SUN PRAIRIE WI 53590

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Power units31

Drivers25 (7 CDL)

MCS-150 mileage283,000 (2023)

MCS-150 filedOct 4, 2024

HazmatN

Total inspections5

Out-of-service1

Vehicle OOS rate20.0%

Driver OOS rate0.0%

Total violations6

OOS violations0

Total crashes0

Fatal crashes0

Injuries0

Insurance agent? CAPITOL UNDERGROUND INC — get the full WI lead list.

Data as of Thu Oct 15 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Source: FMCSA public filings, refreshed daily by Insight Carrier.