DIAMOND MATERIALS LLC
DOT #
45597
MC #
76472
Location
WILMINGTON, DE
Status
Active
Phone
3026586524
Power Units
139
Drivers
117
Trailers
21
Annual Miles
Locked
Entity Type
CORPORATION
Carrier Operation
Interstate
MCS-150 Date
Jul 2, 2025
Out of Service
No
About DIAMOND MATERIALS LLC
Diamond Materials is a heavy highway and site development company based in Delaware. Their services include asphalt production, soil cement stabilization, utility construction, marine services, on-site crushing and screening, cold in-place recycling, concrete curb and sidewalk installation, demolition, clearing and grubbing, milling, and site development. They serve projects in Delaware, New Jersey, Pennsylvania, and Maryland with a commitment to quality and excellence.
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View Similar CarriersService RegionsActive in 5 states
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Inspection Summary
Recent Inspections (90 Days)
14
Vehicle OOS Rate
14.3%
2 of 14
National avg ~21%
Driver OOS Rate
7.1%
1 of 14
National avg ~5%
OOS Inspections
3
Driver + Vehicle OOS
Crash Summary
Total Crashes
44
All time
Fatalities
0
Injuries
22
Tow-Away
41
Operating Authority
Common Authority
Holds Active Authority(44 years)
Contract Authority
No Authority
Broker Authority
No Authority
Insurance Data Locked
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Contact Information
Physical Address
WILMINGTON, DE 19801
Cargo & Operations
Cargo Carried
Violations by Category
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