Black Hills Trenching & Boring Llc (DOT# 4004854) – FMCSA Carrier Profile
DOT# 4004854● Active
Updated: 2026-03-09
Black Hills Trenching & Boring Llc is a registered motor carrier with the FMCSA under USDOT number 4004854. The company operates from Spearfish, SD and maintains an active operating status with 10 power units and 14 drivers on record.
Safety Rating
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Company Information
Address606 Fish Hatchery Loop, Spearfish, SD, 57783-8674
Phone(605) 641-1584
Entity TypePrivate Property
OperationInterstate
Power Units10
Drivers14
MCS-150 FiledJuly 1, 2025
Annual Mileage1,500 mi (2024)
Inspection Summary
All-time Inspections
All-time8
Total
30
OOS
8
Driver OOS
22
Vehicle OOS
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service.
BASICS Safety Scores
BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories0.0
Unsafe Driving
1.6
HOS Compliance
8.8
Driver Fitness
0.0
Controlled Substances
24.3
Vehicle Maintenance
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Frequently Asked Questions
What is USDOT Number 4004854?
USDOT number 4004854 is assigned to Black Hills Trenching & Boring Llc, an active motor carrier registered with the FMCSA, based in Spearfish, SD.
How many inspections has Black Hills Trenching & Boring Llc had?
Black Hills Trenching & Boring Llc has recorded 8 total inspections with 30 out-of-service orders, representing an OOS rate of 375.00%.
Where is Black Hills Trenching & Boring Llc located?
Black Hills Trenching & Boring Llc is headquartered at 606 Fish Hatchery Loop, Spearfish, SD 57783-8674.
Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 4004854 · Last updated: 2026-03-09. View official FMCSA record →