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MAINLINE INDUSTRIES INC

USDOT 1922797 · MC687920 · Castle Rock, WA

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MAINLINE INDUSTRIES INC

USDOT 1922797 · MC687920 · Castle Rock, WA  ·  Underwriter-grade risk snapshot

Operating statusActive
Lead priorityWarm
Fleet2 power units · 2 drivers (2 trucks)
OperationA · AUTHORIZED FOR HIRE
Current insurerAMERICAN FOREST CASUALTY COMPANY RRG
Crashes / Inspections (24 mo)0 / 2

Out-of-Service Rates

VehicleDriver
This carrier 50.0% (1/2) 0.0% (0/2)
National average22.3%6.7%

⚠️ Above national average. Carriers with high OOS rates face premium surcharges and are more likely to shop for new insurance.

Contact

Address858 SI TOWN RD
CASTLE ROCK WA 98611
DBAMAINLINE TRUCKING
Phone🔒 Subscribe to reveal
Email🔒 Subscribe to reveal

Fleet & mileage

Power units2
Drivers2 (2 CDL)
MCS-150 mileage129,646 (2024)
MCS-150 filedJul 30, 2025
HazmatN

Active insurance filings

DocketFormInsurerPolicy #EffectiveCancelledMax coverage
MC68792091XAMERICAN FOREST CASUALTY COMPANY RRG Hidden - subscribe to viewDec 29, 2025— 1,000

Insurance history

InsurerPolicy #EffectiveCancelled
AMERICAN FOREST CASUALTY COMPANY RRGHidden Dec 29, 2023Dec 29, 2025
AMERICAN FOREST CASUALTY COMPANY RRGHidden Dec 29, 2022Dec 29, 2023
AMERICAN FOREST CASUALTY COMPANY RRGHidden Dec 29, 2021Dec 29, 2022
AMERICAN FOREST CASUALTY COMPANY RRGHidden Dec 29, 2020Dec 29, 2021
AMERICAN FOREST CASUALTY COMPANY RRGHidden Dec 29, 2019Dec 29, 2020
AMERICAN FOREST CASUALTY COMPANY RRGHidden Dec 29, 2018Dec 29, 2019
AMERICAN FOREST CASUALTY COMPANY RRGHidden Dec 29, 2017Dec 29, 2018
GRANITE STATE INSURANCE CO.Hidden Dec 29, 2015Dec 29, 2017

Operating authority

DocketStatusPending
MC687920 Common Active
Contract None
Broker None		 —

Inspections & violations

Total inspections2
Out-of-service1
Vehicle OOS rate50.0%
Driver OOS rate0.0%
Total violations1
OOS violations0

Crashes

Total crashes0
Fatal crashes0
Injuries0

Safety measurement (BASIC)

CategoryMeasureStatus
Unsafe Driving0OK
Hours of Service0OK
Driver Fitness0OK
Controlled Substances0OK
Vehicle Maintenance4OK
Insurance agent? MAINLINE INDUSTRIES INC renews Dec 29, 2026 — get the full WA 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.

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