Black Rock Materials LLC (USDOT 4506346)
No blockers or cautions found.
- DOT number
- USDOT 4506346
- Docket (MC) number
- MC1821780
- Operating authority
- No active operating authority on file with FMCSA.
- Insurance on file
- Liability (BIPD) insurance on file for $750,000.
- Safety rating
- No published safety rating
- Fleet on file
- 1 power units, 1 drivers
- Operation type
- Interstate
- Physical address
- 252 MOUNTAIN RD, DRUMS, PA 18222
- MCS-150 last filed
- 2026-05
Findings
- No inspections in the last 24 months (Note): 1 truck on file · active 8 months · no inspections in our 24-month roadside record
Frequently asked questions
What carrier is DOT 4506346?
DOT 4506346 (USDOT 4506346) is Black Rock Materials LLC, an interstate motor carrier.
What carrier is MC 1821780?
MC 1821780 is the docket number of Black Rock Materials LLC, USDOT 4506346.
What is Black Rock Materials LLC's MC number?
Black Rock Materials LLC's docket number is MC 1821780. Its USDOT number is 4506346.
Is Black Rock Materials LLC currently authorized to operate?
No active operating authority on file with FMCSA. Source: FMCSA registration and licensing records.
Does Black Rock Materials LLC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $750,000.
Who provides Black Rock Materials LLC's insurance?
Black Rock Materials LLC's liability insurance is filed with FMCSA by Daily Underwriters Of America.
What is Black Rock Materials LLC's safety record?
FMCSA records show no vehicle inspections for Black Rock Materials LLC in the last 24 months, so there is no out-of-service rate. FMCSA records also show 0 recordable crashes in the same window.
What is Black Rock Materials LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Black Rock Materials LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Black Rock Materials LLC's FMCSA safety rating?
Black Rock Materials LLC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
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Sourced from FMCSA public records. Official data as of Aug 28, 2026. fleetfax surfaces the facts; brokers make the judgment.