Current Status

MC MATERIALS LLC

DBA · 1 RIVER ROCK 2 STEWART MORRISON 3 VAUGHN 4 OZARK CO 5 THAYER 6 SALEM 7 ALL THESE ARE REDI MIX 8 SPRING CREEK MATERIALS
USDOT  166445 Active Interstate
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Verdict
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location_onWEST PLAINS, MO event_availableVerified April 17, 2026 databaseFMCSA public records
Power Units
80
Trucks + tractors
Drivers
49
0.61 per truck
Authority Age
52 yr
Since 1974
Safety Rating
Unrated
No DOT rating

Risk Assessment

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Authority Active

Operating authority is currently active in FMCSA records.

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Established Carrier

52 years of continuous operating authority.

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Unrated

No DOT safety rating on file — common, not disqualifying on its own.

neurology AI Synthesis · Carrier Profile
Gemini 2.5
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Generate a plain-English risk narrative for MC MATERIALS LLC — synthesizing authority, safety percentiles, crash recency, and chameleon signals into a broker-ready summary.

Full Report

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Safety profile

All 7 FMCSA BASIC percentiles, inspections, and out-of-service rates.

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Crash history

Individual crashes by date and severity, fleet-normalized.

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Insurance & compliance

BI&PD + cargo coverage, carrier, effective dates, and gaps.

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Authority & cross-reference

Revocation history + chameleon flags across 4.4M carriers.

Change history

3 recorded changes to MC MATERIALS LLC’s FMCSA record. Derived from monthly FMCSA Census snapshots.

Jun 2025
Power units changed from 76 to 80
Jun 2025
Driver count changed from 48 to 49
Jun 2025
MCS-150 filing changed from Apr 17, 2024 to Dec 23, 2025

FAQ · MC MATERIALS LLC

Is MC MATERIALS LLC a legitimate motor carrier?

MC MATERIALS LLC is registered with FMCSA under USDOT number 166445. Operating authority status is currently Active.

Where is MC MATERIALS LLC based?

MC MATERIALS LLC lists its physical address in WEST PLAINS, MO in FMCSA records. The physical state and city fields are provided by the carrier on their MCS-150 form.

Is USDOT 166445 active?

USDOT 166445 (MC MATERIALS LLC) operating authority status is currently Active. Last verified by MC Look Up on April 17, 2026. Data is sourced from live FMCSA federal records.

How many trucks does MC MATERIALS LLC operate?

MC MATERIALS LLC reports 80 power units and employs 49 drivers to FMCSA. These figures come from the carrier's most recent MCS-150 filing.

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Related resources

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