CarrierScore

UNITED HDD LLC

ActiveNot RatedINTERSTATEHAZMAT

UNITED HDD LLC is a motor carrier based in ARNOLD, Missouri, registered with FMCSA since 2025. The company operates 6 power units and employs 7 drivers. The carrier is authorized for hazardous materials transportation. The carrier has only 0% of required liability insurance on file — a coverage gap of $750K. Our composite safety score rates this carrier at 45/100, indicating a mixed safety profile that warrants closer review.

6
Power Units
7
Drivers
4458475
USDOT #
45/100
Safety Score
⚠️

Insurance Coverage Gap

This carrier has $0 in liability insurance on file but $750K is required — a shortfall of $750K (0% of required coverage).

Company Details

Legal Name
UNITED HDD LLC
USDOT Number
4458475
Entity Type
CARRIER
Address
132 PISTIS ST
ARNOLD, MO 63010-2622
Carrier Operation
Interstate
Last MCS-150 Update
December 2, 2025

BASICs Safety Scores

Unsafe Driving11%
Crash IndicatorN/A
HOS Compliance7%
Vehicle Maintenance24%
Controlled Substances0%
Hazmat ComplianceN/A
Driver Fitness6.25%

Higher percentile = worse safety performance. Scores above 75% may trigger FMCSA intervention.

Location

132 PISTIS ST, ARNOLD, MO 63010-2622

Frequently Asked Questions

What is UNITED HDD LLC's USDOT number?
UNITED HDD LLC's USDOT number is 4458475. The company is based in ARNOLD, Missouri.
Is UNITED HDD LLC a safe trucking company?
UNITED HDD LLC has not received a formal safety rating from FMCSA.
How many trucks does UNITED HDD LLC have?
UNITED HDD LLC operates 6 power units (trucks/commercial vehicles) and employs 7 drivers, according to their latest FMCSA filing.

Source: FMCSA Safety and Fitness Electronic Records (SAFER) System