# UNIMARK LOWBOY TRANSPORTATION LLC (USDOT 1604546)

> UNIMARK LOWBOY TRANSPORTATION LLC (USDOT 1604546) has a Vektor safety score of 88/100 and a Clear to load verdict, from the carrier's FMCSA record refreshed Jun 26, 2026.
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> The carrier holds active common and contract for-hire operating authority per FMCSA L&I as of Jun 26, 2026.
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> It has an active BIPD insurance filing with a $0 limit in force from LIBERTY MUTUAL INSURANCE CO. effective Dec 19, 2023 in FMCSA L&I's current snapshot as of Jun 26, 2026.
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> Its vehicle out-of-service rate was 17.4% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Jun 26, 2026.
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> The carrier received 103 roadside inspections in the last 24 months — 46 vehicle-level and 103 driver-level — across 32 states, according to FMCSA roadside-inspection data refreshed Jun 26, 2026.
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> The carrier has 15 reportable crashes in the last 24 months and 5 fatal crashes across the full FMCSA crash record available as of Jun 26, 2026.
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> It reports 77 power units and 163 drivers in its most recent MCS-150 filing dated Jun 24, 2026.
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> It has no FMCSA-assigned safety rating in the federal record refreshed Jun 26, 2026.

## Verdict
- Vektor verdict: Clear to load
- Vektor safety score: 88/100 (0–100, higher is safer)
- FMCSA snapshot: Jun 26, 2026

## Authority & insurance
- Common for-hire authority: Active
- Contract for-hire authority: Active
- Broker authority: None
- BIPD insurance: Active filing — $0 limit · LIBERTY MUTUAL INSURANCE CO. · effective Dec 19, 2023

## Safety — FMCSA roadside record, trailing 24 months
- Roadside inspections (24 months): 103 — 46 vehicle-level, 103 driver-level
- Vehicle out-of-service rate (24 months): 17.4% — vs 22.26% CVSA national average, at or below benchmark
- Driver out-of-service rate (24 months): 1.0% — vs 6.67% CVSA national average, at or below benchmark
- Reportable crashes (24 months): 15
- Fatal crashes (full FMCSA record): 5

## Fleet
- Power units: 77
- Drivers: 163
- Most recent MCS-150 filing: Jun 24, 2026

## Identity
- USDOT: 1604546
- Docket: MC-593409
- Legal name: UNIMARK LOWBOY TRANSPORTATION LLC
- Domicile: PLEASANT PRAIRIE, WI
- Hazmat: Yes
- Registered with FMCSA: Feb 6, 2007
- States with observed roadside inspections: 32

Source: FMCSA public records via the U.S. DOT Open Data Portal · data as of Jun 26, 2026. A Vektor verdict is deterministic decision support computed from that record — not an FMCSA safety rating and not an endorsement.

Canonical profile: https://vektortms.com/directory/trucking-companies/unimark-lowboy-transportation-llc-usdot-1604546