Pulling FMCSA records…

Dot Diamond Core Drilling INC (USDOT 970132)

2 cautions found.

DOT number
USDOT 970132
Docket (MC) number
MC1135640
Operating authority
Contract carrier authority: active. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now.
Authority granted
2020-10-26
Insurance on file
Liability (BIPD) insurance on file for $1,000,000.
Safety rating
No published safety rating
Fleet on file
63 power units, 50 drivers
Operation type
Interstate
Physical address
780 SUGAR LANE, ELYRIA, OH 44035
MCS-150 last filed
2025-02

Findings

  • Driver OOS rate above national average (Caution): 41.67% driver OOS over 12 inspections vs. national average 6.31%. Typically reflects HOS or CDL-compliance issues
  • Hours of service at the FMCSA intervention threshold (Caution): Hours of service ranks 66 of 100 among similar carriers with recent violations (higher = worse). fleetfax peer estimate, not an official CSA score.

Frequently asked questions

What carrier is DOT 970132?

DOT 970132 (USDOT 970132) is Dot Diamond Core Drilling INC, an interstate motor carrier.

What carrier is MC 1135640?

MC 1135640 is the docket number of Dot Diamond Core Drilling INC, USDOT 970132.

What is Dot Diamond Core Drilling INC's MC number?

Dot Diamond Core Drilling INC's docket number is MC 1135640. Its USDOT number is 970132.

Is Dot Diamond Core Drilling INC currently authorized to operate?

Contract carrier authority: active. 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 Dot Diamond Core Drilling INC have insurance on file with FMCSA?

Liability (BIPD) insurance on file for $1,000,000.

Who provides Dot Diamond Core Drilling INC's insurance?

Dot Diamond Core Drilling INC's liability insurance is filed with FMCSA by The Continental Insurance CO..

What is Dot Diamond Core Drilling INC's safety record?

In the last 24 months, FMCSA records show 0 of 9 vehicle inspections ending out-of-service for Dot Diamond Core Drilling INC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.

What is Dot Diamond Core Drilling INC's CSA score?

FMCSA does not publish a single CSA score for carriers. Dot Diamond Core Drilling INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.

What is Dot Diamond Core Drilling INC's FMCSA safety rating?

Dot Diamond Core Drilling INC 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.

Create a free account

View the full fleetfax report for Dot Diamond Core Drilling INC

Carriers based in Elyria, OH

More carriers based in Ohio

Run a SAFER company snapshot lookup for any carrier

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