Black Hills Trenching & Boring LLC (USDOT 4004854)
1 caution found.
- DOT number
- USDOT 4004854
- Operating authority
- No active operating authority on file with FMCSA. The federal bulk file showed this carrier active as of 2026-09-01. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- Satisfactory (rating decision 2026-05-11)
- Fleet on file
- 10 power units, 14 drivers
- Operation type
- Interstate
- Physical address
- 606 FISH HATCHERY LOOP, SPEARFISH, SD 57783-8674
- MCS-150 last filed
- 2025-07
Findings
- 2 BASICs at the FMCSA intervention threshold (Caution): Vehicle maintenance and Driver fitness rank among similar carriers with recent violations (higher = worse). fleetfax peer estimate, not official CSA scores.
Frequently asked questions
What carrier is DOT 4004854?
DOT 4004854 (USDOT 4004854) is Black Hills Trenching & Boring LLC, an interstate motor carrier.
What is Black Hills Trenching & Boring LLC's USDOT number?
Black Hills Trenching & Boring LLC's USDOT number is 4004854. No MC docket number is on file.
Is Black Hills Trenching & Boring LLC currently authorized to operate?
No active operating authority on file with FMCSA. The federal bulk file showed this carrier active as of 2026-09-01. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Black Hills Trenching & Boring LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Black Hills Trenching & Boring LLC's safety record?
In the last 24 months, FMCSA records show 7 of 8 vehicle inspections ending out-of-service for Black Hills Trenching & Boring LLC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.
What is Black Hills Trenching & Boring LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Black Hills Trenching & Boring LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Black Hills Trenching & Boring LLC's FMCSA safety rating?
Black Hills Trenching & Boring LLC's FMCSA safety rating is Satisfactory, from a review decided 2026-05-11.
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 Black Hills Trenching & Boring LLC
Carriers based in Spearfish, SD
More carriers based in South Dakota
Run a SAFER company snapshot lookup for any carrier
Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Sep 1, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status