DBA: Boart Longyear Drilling Services
Boart Longyear Company is an active interstate carrier based in West Valley City, UT.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 345 | 0 | 0 |
| Tractors | 4 | 0 | 0 |
| Trailers | 80 | 0 | 0 |
| Total Power Units | 349 | ||
Distinct vehicles · 24 mo
vs 349 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 83% | 94% | Worse than most peers |
| Driver Fitness | 83% | 95% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 100% | 91% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 0 | — | 6.67% |
| Vehicle | 0 | 10 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 11 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Jan 14, 2026 | AZ | STRAIGHT TRUCK | 3 | 3 |
| Dec 12, 2025 | CA | STRAIGHT TRUCK | 1 | 2 |
| Dec 1, 2025 | CO | STRAIGHT TRUCK | 2 | 0 |
| Dec 1, 2025 | CO | STRAIGHT TRUCK | 0 | 0 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 1 | 0.23 | — |
| Vehicle Maintenance | 6 | 9.80 | — |
| Driver Fitness | 2 | 0.65 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 8 states. Top state CO accounts for 36% of activity. Activity outside home state (UT): 100%.
+3 other states with fewer inspections
| 3 |
| 7 |
| Driver Fitness | 2 | 0 | 0 |
| Hours-of-Service Compliance | 2 | 0 | 0 |
| Nov 21, 2025 | CO | STRAIGHT TRUCK | 3 | 4 |
| Oct 8, 2025 | NY | STRAIGHT TRUCK | 0 | 0 |
| Sep 15, 2025 | TN | STRAIGHT TRUCK | 1 | 0 |
| Aug 24, 2025 | CO | STRAIGHT TRUCK | 0 | 0 |
| May 16, 2025 | UT | STRAIGHT TRUCK | 2 | 0 |
| Feb 5, 2025 | KY | TRUCK TRACTOR | 1 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jan 14, 2026 | 3929A2C | Cargo - Vehicle components or dunnage not secured | Vehicle Maintenance | Yes |
| Jan 14, 2026 | 39343DBMA | Brake - Breakaway not attached to the towing vehicle | Vehicle Maintenance | Yes |
| Jan 14, 2026 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Dec 12, 2025 | 3965BHWSL | Hubs - Wheel seal leaking | Vehicle Maintenance | Yes |
| Dec 1, 2025 | 39524 | HOS (ELD) - ELD Form and Manner | Hours-of-Service Compliance | — |
| Dec 1, 2025 | 3958A | HOS (Form) - Paper Log/Logging Programs Form and Manner | Hours-of-Service Compliance | — |
| Nov 21, 2025 | 38351ANSIN | Driving a CMV while CDL is suspended for a non-safety-related reason and in the state of driver's license issuance | Driver Fitness | — |
| Nov 21, 2025 | 39343DB | Brake - Missing or inoperable breakaway braking system on a trailer(s) or converter dolly | Vehicle Maintenance | Yes |
| Nov 21, 2025 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Sep 15, 2025 | 39141AMCPC | Medical (Certificate) - Operating a commercial vehicle without showing proof of a valid medical certification upon request when medical certification is required. | Driver Fitness | — |