Rock N A Materials LLC (USDOT 3425821)
2 cautions found.
- DOT number
- USDOT 3425821
- Operating authority
- Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 3 power units, 3 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 110 POSEY RD, SAN MARCOS, TX 78666
- MCS-150 last filed
- 2025-09
Findings
- Multiple carriers at this address (Caution): 3 other active carriers are registered at this physical address. Shared addresses are common for freight offices and registered agents.
- Vehicle maintenance at the FMCSA intervention threshold (Caution): Vehicle maintenance ranks 81 of 100 among similar carriers with recent violations (higher = worse). fleetfax peer estimate, not an official CSA score.
Connected carriers
Other carriers linked to this one in FMCSA registration and roadside-inspection records:
Frequently asked questions
What carrier is DOT 3425821?
DOT 3425821 (USDOT 3425821) is Rock N A Materials LLC, an intrastate non-hazmat motor carrier.
What is Rock N A Materials LLC's USDOT number?
Rock N A Materials LLC's USDOT number is 3425821. No MC docket number is on file.
Is Rock N A Materials LLC currently authorized to operate?
Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Rock N A Materials LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Rock N A Materials LLC's safety record?
In the last 24 months, FMCSA records show 4 of 7 vehicle inspections ending out-of-service for Rock N A Materials LLC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Rock N A Materials LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Rock N A Materials LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Rock N A Materials LLC's FMCSA safety rating?
Rock N A 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
Carriers change. Phone numbers, email addresses, insurance, authority. A sudden contact-info change is often the first sign of carrier identity fraud. fleetfax tracks these changes. Create a free account to follow changes on carriers you save.
View the full fleetfax report for Rock N A Materials LLC
Carriers based in San Marcos, TX
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Reconstructed from cached and fleetfax-ingested FMCSA public records (live FMCSA was unavailable) and may be out of date; verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status