VCVioCodes
Carrier Vetting Report
Generated Oct 4, 2026
viocodes.yuriance.net
ENSIGN UNITED STATES DRILLING INC
USDOT 659413 · MC629716 · EIN 84-1281167 · AUTHORIZED FOR Property
18287 WCR 394, LASALLE, CO, 80645
(970) 397-7322 · SPENCER THERIAULT
75
Moderate risk
Risk factors
1 fatal crash in the last 24 months
Snapshot
Operating authority
Active
Liability insurance
$1M on file
Safety rating
Satisfactory
Power units / drivers
175 / 124
Inspections / CSA pts (24mo)
30 / 130
Crashes (24 mo)
4 · 1 fatal
Authority & insurance
Common
None
Contract
Active
Broker
None
ZURICH AMERICAN INSURANCE COMPANY — $1M BIPD · policy BAP 4275169 · eff 11/01/2022
Federal BMC-91X filing; actual commercial limits (per COI) may be higher.
Roadside inspection performance
Vehicle OOS rate6.7% · nat 22%
Driver OOS rate0% · nat 6.7%
CSA breakdown — violations by BASIC
Vehicle Maintenance110 pts
Hours-of-Service Compliance20 pts
Other11 pts
Not in SMS1 pts
Top cited violations (by CSA points)
| Code | BASIC | Count | OOS | CSA pts |
|---|---|---|---|---|
| 393.48A-BIHE | Vehicle Maintenance | 4 | 48 | |
| 393.43DBMA | Vehicle Maintenance | 2 | 2 | 36 |
| 395.20BELDNV | Hours-of-Service Compliance | 1 | 15 | |
| 393.95A1 | Vehicle Maintenance | 1 | 6 | |
| 393.95A4-EEUS | Vehicle Maintenance | 1 | 6 | |
| 392.2SLSNC | Vehicle Maintenance | 2 | 6 | |
| 395.32B-ELDDFR | Hours-of-Service Compliance | 1 | 5 | |
| 393.110B3-C | Vehicle Maintenance | 1 | 1 | 5 |
| 393.104F3-C | Vehicle Maintenance | 1 | 3 | |
| 393.60D | — | 1 | 0 |
Most inspected states
CO15
WY10
MT2
ND1
NV1
NM1
Next monthly SMS run — projection
| BASIC | Official (Sep 2026) | Projected | Est. %ile | Trend |
|---|---|---|---|---|
| Unsafe Driving | 0.00 | 0.00 | ≈0–0% | steady |
| Hours-of-Service Compliance | 0.37 | 0.40 | — | ▲ worse |
| Driver Fitness | 0.00 | 0.00 | ≈0–0% | steady |
| Controlled Substances/Alcohol | 0.00 | 0.00 | ≈0–0% | steady |
| Vehicle Maintenance | 0.48 | 0.51 | — | ▲ worse |
Latest inspection 2026-09-27 · 1 new since the Sep 2026 run. “Projected” recomputes the SMS formula on today’s record — an estimate, not an official FMCSA figure. “Est. %ile” is a VioCodes estimate of how the carrier ranks against its peers (FMCSA marks the percentile itself “Not Public”), shown as a likely range.
Recommendations — what's driving each score
A high share of violations are occurring in Laramie County, WY · medium impact
• Review the inspections from Laramie County, WY to spot recurring issues
• Brief drivers running that lane; consider rerouting around the toughest enforcement corridors where practical
Unsafe Driving needs attention · low impact
• Review recent inspections with violations in this BASIC and take remedial action with drivers/equipment
Driver Fitness needs attention · low impact
• Review recent inspections with violations in this BASIC and take remedial action with drivers/equipment
Controlled Substances/Alcohol needs attention · low impact
• Review recent inspections with violations in this BASIC and take remedial action with drivers/equipment
Generated from the public inspection record. Percentiles/projections are VioCodes estimates, not official FMCSA figures.
90-day safety improvement plan
Last 90 days: 3 inspections, 11 violations, 3 OOS, 0 clean · trending worse.
1. Vehicle Maintenance8 viol · 2 OOS · 73%
393.48A-BIHE ×4, 393.43DBMA ×2, 393.95A1
✓ Check brake adjustment and listen for air leaks every pre-trip
✓ Fix air-loss and warning-light faults before dispatch; put brakes on the PM schedule
≈ 4 clean inspections would cut this BASIC ~25% (to 0.36).
2. Other2 viol · 1 OOS · 18%
393.60D, 396.3A1-BOS
✓ Walk the lights every pre-trip and carry spare bulbs/fuses
✓ Clean lenses and check the trailer plug for corrosion
3. Hours-of-Service Compliance1 viol · 9%
395.20BELDNV
✓ Log in and annotate the ELD correctly every day; fix edits promptly
✓ Plan trips around available hours — never falsify a log
≈ 7 clean inspections would cut this BASIC ~25% (to 0.277).
Repeat offenders: 393.48A-BIHE ×4, 393.43DBMA ×2
🎓 Coach the driver & document it
FleetTrained — my companion project — turns these exact violations into branded, multilingual training videos your driver watches, with a completion certificate for the DQ file. fleettrained.com
Crash record — 4 in 24 months · 1 fatal
| Date | Location | Fatal | Inj | Tow |
|---|---|---|---|---|
| 04/12/2026 | WATFORD CITY, ND | 1 | ✓ | |
| 07/24/2025 | Not Reported, CO | 1 | ✓ | |
| 04/01/2025 | CO | 1 | ✓ | |
| 11/17/2024 | GILL, CO | 1 | ✓ |
Equipment — 63 vehicles seen in inspections
28 truck27 trailer5 incomplete vehicle3 other
Company profile
Officer
SPENCER THERIAULT
Annual mileage
3.8M mi (2025)
CDL drivers
102
Registered since
1996-09-18
Operation
Interstate
Connections — 4 carriers
Shares identifiers with 4 carriers (2 via shared VINs).
| Carrier | USDOT | Link | Strength |
|---|---|---|---|
| ENSIGN ENERGY SERVICES INC | 651411 | officer | strong |
| ENSIGN UNITED STATES DRILLING CALIFORNIA INC | 2729122 | officer, email | strong |
Activity history (recent)
04/06/2026 — MCS-150 update filed
3.8M mi reported (2025)
11/01/2022 — Insurance filed — ZURICH AMERICAN INSURANCE COMPANY
Liability (BIPD) — BMC-91X · policy BAP 4275169
11/01/2022 — Insurance replaced — ZURICH AMERICAN INSURANCE COMPANY
BIPD/Primary · policy BAP 4275169
11/01/2021 — Insurance replaced — ZURICH AMERICAN INSURANCE COMPANY
BIPD/Primary · policy BAP 4275169
01/14/2008 — MOTOR PROPERTY CONTRACT CARRIER — GRANTED
09/18/1996 — Registered with FMCSA
PRIVATE PROPERTY;AUTHORIZED FOR HIRE
Generated by VioCodes from current public FMCSA data (Census, Licensing & Insurance, SMS/MCMIS, QCMobile). VioCodes is not affiliated with FMCSA. Informational only — verify current coverage and status directly before making a vetting decision. Full interactive profile at viocodes.yuriance.net/carrier/659413.