Black Rock Underground LLC USDOT 2338790
Company Overview
Black Rock Underground LLC is an active DOT registered motor operating under USDOT Number 2338790.
| Total Trucks | 2 | ||
| Tractors Owned | 0 | ||
| Trailer Owned | 1 | ||
| Total Drivers | 2 | ||
| USDOT | 2338790 | ||
| MCS-150 Mileage Year | 2024 | ||
| MCS-150 Date | 07-MAY-25 | ||
| MCS-150 Mileage | 30000 | ||
| Does Black Rock Underground LLC transport Hazardous Material? | No | ||
| Carrier Operation | Intrastate Non-Hazmat | ||
| Black Rock Underground LLC in business since | 20120830 | ||
Company Contact Information
Black Rock Underground LLC 
267 Ne 34th Street
Hillsboro, OR 97124
503-747-9312
267 Ne 34th Street
Hillsboro, OR 97124
503-747-9312
Cargo Hauled by Black Rock Underground LLC
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Black Rock Underground LLC Safety Measurement System Data
Last Updated Sep 2025| Total Number of Inspections for the measurement period (24 months) | 4 |
| Total Number of Driver Inspections for the measurment period | 4 |
| Total Number of Driver Inspections containing at least one Driver Out-of-Service Violation | 1 |
| Total Number of Vehicle Inspections for the measurement period | 4 |
| Total Number of Vehicle Inspections containing at least one Vehicle Out-of-Service violation | 1 |
| Black Rock Underground Llc Unsafe Truck Driving Data | |
| Number of inspections with at least one Unsafe Driving BASIC violation | 0 |
| Unsafe Driving BASIC Roadside Performance Measure Value | 0 |
| Unsafe Driving BASIC Acute/Critical Indicator (Yes = Acute/Critical from investigation within previous 12 months) | No |
| Black Rock Underground Llc Hours-of-Service (HOS) Data | |
| Number of inspections with at least one Hours-of-Service BASIC violation | 0 |
| Hours-of-Service (HOS) Compliance BASIC Roadside Performance measure value | 0 |
| Hours-of-Service (HOS) Compliance BASIC Acute/Critical Indicator (Yes = Acute/Critical from investigation within previous 12 months) | No |
| Black Rock Underground LLC Truck Driver Fitness Data | |
| Number of inspections with at least one Truck Driver Fitness BASIC violation | 1 |
| Truck Driver Fitness BASIC Roadside Performance measure value | 1.66 |
| Truck Driver Fitness BASIC Serious Violation Indicator (Yes = Acute/Critical from investigation within previous 12 months) | No |
| Black Rock Underground Llc Controlled Substances and Alcohol Data | |
| Number of inspections with at least one Controlled Substances and Alcohol BASIC violation | 0 |
| Number of inspections with at least one Controlled Substances and Alcohol BASIC violation | 0 |
| Controlled Substances and Alcohol BASIC Acute/Critical Indicator (Yes = Acute/Critical from investigation within previous 12 months) | No |
| Black Rock Underground LLC Vehicle Maintenance Data | |
| Number of inspections with at least one Vehicle Maintenance BASIC violation | 4 |
| Vehicle Maintenance BASIC Roadside Performance measure value | 9.5 | Vehicle Maintenance BASIC Acute/Critical Indicator (Yes = Acute/Critical from investigation within previous 12 months) | No |