TIER ONE DRILLING & CONSTRUCTION LLC

USDOT 4360939 · Portland, OR · Underwriter-grade risk snapshot

Operating statusActive

Lead priorityUnknown

Fleet9 power units · 10 drivers (9 trucks)

OperationA · PRIVATE PROPERTY

Current insurer—

Crashes / Inspections (24 mo)1 / 4

	Vehicle	Driver
This carrier	50.0% (2/4)	50.0% (2/4)
National average	22.3%	6.7%

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

Address930 NE COLUMBIA BLVD
PORTLAND OR 97211

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Power units9

Drivers10 (3 CDL)

MCS-150 mileage100,000 (2024)

MCS-150 filedAug 6, 2025

HazmatN

Total inspections4

Out-of-service9

Vehicle OOS rate125.0%

Driver OOS rate100.0%

Total violations12

OOS violations0

Total crashes1

Fatal crashes0

Injuries1

Insurance agent? TIER ONE DRILLING & CONSTRUCTION LLC — get the full OR 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.