Carrier profile · USDOT 1922797 · MC-687920 · Updated Jun 13, 2026

MAINLINE INDUSTRIES INC

DBA MAINLINE TRUCKING

2 power unitsavg 8 yrLocal · 1 statesCASTLE ROCK, WA50/100

CARRIER ACTIVEMC-687920 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 ’25 · 3 insurers · 1 lapseCoverage lapse

American Alternative’09–’14

Granite State’15–’17

American Forest’17–now

2009201420192024now

Shorter eras are too brief to label at this scale — all 3 insurers are named in the list below.

BIPD in force — $1,000,000 · AMERICAN FOREST CASUALTY COMPANY RRG · since Dec 2025

All 3 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
AMERICAN FOREST CASUALTY COMPANY RRG	Dec 2017 → Dec 2025	$750K	7
GRANITE STATE INSURANCE CO.	Dec 2015 → Dec 2017	$750K	1
AMERICAN ALTERNATIVE INSURANCE CORPORATION	Sep 2009 → Jan 2014	$750K	6