ROCK SAMPSON
Risk Assessment
Authority Status Inactive
Operating authority status needs a closer look.
Established Carrier
33 years of continuous operating authority.
Unrated
No DOT safety rating on file — common, not disqualifying on its own.
Generate a plain-English risk narrative for ROCK SAMPSON — synthesizing authority, safety percentiles, crash recency, and chameleon signals into a broker-ready summary.
Full Report
Safety profile
All 7 FMCSA BASIC percentiles, inspections, and out-of-service rates.
Crash history
Individual crashes by date and severity, fleet-normalized.
Insurance & compliance
BI&PD + cargo coverage, carrier, effective dates, and gaps.
Authority & cross-reference
Revocation history + chameleon flags across 4.4M carriers.
FAQ · ROCK SAMPSON
Is ROCK SAMPSON a legitimate motor carrier?
ROCK SAMPSON is registered with FMCSA under USDOT number 508272. Operating authority status is currently Inactive.
Where is ROCK SAMPSON based?
ROCK SAMPSON lists its physical address in KALISPELL, MT in FMCSA records. The physical state and city fields are provided by the carrier on their MCS-150 form.
Is USDOT 508272 active?
USDOT 508272 (ROCK SAMPSON) operating authority status is currently Inactive. Data is sourced from live FMCSA federal records.
How many trucks does ROCK SAMPSON operate?
ROCK SAMPSON reports 1 power unit to FMCSA. These figures come from the carrier's most recent MCS-150 filing.
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