DIAMOND MATERIALS, LLC

Authority active

USDOT 45597 · MC76472 · WILMINGTON, DE

DIAMOND MATERIALS, LLC (USDOT 45597, MC MC076472) is a motor carrier based in WILMINGTON, DE. This page provides comprehensive safety information, inspection history, authority status, and compliance data for DIAMOND MATERIALS, LLC.

Quick Facts

Legal Name:: DIAMOND MATERIALS, LLC
USDOT Number:: 45597
MC Number:: MC076472
Authority Status:: Active
Power Units:: 139
Location:: WILMINGTON, DE

Insurance filing

Unknown

USDOT registration

USDOT active

Fleet size

139 power units

117 drivers

Safety record

Rolling 24 months

127

inspections

with violations

violations

6.3%

vehicle out of service

1.6%

driver out of service

FMCSA safety scores through Jun 2026

Unsafe driving
6.9%

worse than 7% of 3,595 similar carriers
Hours of service
No violations
Vehicle maintenance
13.4%

worse than 13% of 18,751 similar carriers
Driver fitness
34.4%

worse than 34% of 1,989 similar carriers
Controlled substances
No violations

Recent inspections

Sep 4, 2026PAK230624780Violations recorded4 violations

Sep 3, 2026NJSPPZI06515No violations foundClear

Aug 25, 2026MD0242C00956Violations recorded2 violations

Aug 14, 2026NJSPTJ000289Violations recorded2 violations

Operating profile

DOT Company Census · updated Aug 14, 2026

Operation

Classification

PRIVATE PROPERTY;AUTHORIZED FOR HIRE

Registered

Jun 1, 1974

MCS-150 mileage

676,737 mi

Mileage year

2025

Reported cargo

No cargo classifications reported.