Carrier profile · USDOT 1439158 · MC-544885 · Updated Aug 20, 2026

Solid Rock Transportation Inc

DBA SRT

15 power unitsavg 12.1 yrMulti-region · 8 statesBRAHAM, MN86/100

CARRIER ACTIVEMC-544885 ACTIVE

Authority & Insurance

Active operating authority by type and the full insurance continuity timeline — insurer, policy, coverage, and any lapses — so you can confirm they can legally and adequately haul your load today.

Operating authority· 49 CFR · per type

Operating authority

Common: Active
Contract: None
Broker: None

Insurance & bonds

BIPD / liability$1,000,000 in force

Cargo filing (census)Not recorded per census

Surety bond (census)Not recorded per census

Insurance adequacy· filed BIPD vs the $750K federal floor

$1M in forcegeneral-freight federal minimum

$750K floor

Filed BIPD coverage of $1M meets or exceeds the $750K federal minimum for general freight (49 CFR 387.9). Some commodities (hazmat, larger vehicles) require $1M–$5M — confirm against your load.

Insurance continuity· insurer · policy · lapses

$750K BIPD last filed ’26 · 4 insurers · 3 lapsesCoverage lapse

Western National’17–’26

2005201120172023now

Shorter eras are too brief to label at this scale — all 6 insurers are named in the list below.

BIPD in force — $1,000,000 · ARTISAN & TRUCKERS CASUALTY COMPANY · since Mar 2026

All 6 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
UNITED FINANCIAL CASUALTY COMPANY	Jan 2026 → Mar 2026	$750K	1
WESTERN NATIONAL ASSURANCE COMPANY	Jan 2017 → Jan 2026	$750K	1
UNITED FINANCIAL CASUALTY COMPANY	Aug 2016 → Jan 2017	$750K	3
NORTHLAND INSURANCE COMPANY	Jun 2010 → Feb 2012	$750K	1
GREAT WEST CASUALTY CO.	Mar 2007 → Jan 2008	$750K	1
GREAT WEST CASUALTY CO.	Dec 2005 → Aug 2006	$750K	1