A4 OILFIELD SERVICES LLC
A4 OILFIELD SERVICES LLC is a mid-sized fleet, operating 21 power units and 7 drivers, based in Midland, TX. Across 18 roadside inspections in the last 24 months, the fleet's 66.7% out-of-service rate sits above the 19.4% national average, with no reportable crashes on file. An active insurance filing is on record, and no operating authority record was located.
Book with caution — review signals below
No hard OOS / revoked / uninsured blocker, but elevated risk signals need a human look before booking.
Plain-text risk summary (print / paste)
TruckCodex risk summary — A4 OILFIELD SERVICES LLC (USDOT 3073413) Verdict: CAUTION Book with caution — review signals below No hard OOS / revoked / uninsured blocker, but elevated risk signals need a human look before booking. Authority / census status: Active Blockers: (none) Cautions: • OOS rate worse than size peers — Driver 11.1% vs peer 0.00% · Vehicle 61.1% vs peer 14.3% • 1 fatality on crash record — 7 FMCSA-reportable crashes on file. On file: (none) Source: https://truckcodex.com/usdot/3073413/ As of: Sep 19, 2026 Always confirm on FMCSA SAFER and L&I before tendering — TruckCodex mirrors public filings and can lag by up to a day.
TruckCodex · filing & peer scorecard
TruckCodex filing & peer scorecard · B
Composite of 3/5 scored components (mean 72/100). Separate from booking triage on this page. Expand for per-signal evidence. Heuristic — not an FMCSA rating or legal advice.
B
confidence 60% · 3/5 signals · expand
TruckCodex filing & peer scorecard · B
Composite of 3/5 scored components (mean 72/100). Separate from booking triage on this page. Expand for per-signal evidence. Heuristic — not an FMCSA rating or legal advice.
Active census status with no OOS order or revoked authority on file.
Insurance/BIPD signal not resolved for this carrier.
NR reason: No active policies and no uninsured flag to score against.
Driver OOS 11.1% vs peer median 0% (worse). Vehicle OOS 61.1% vs peer median 14.3% (worse). n=49845 same-size ACTIVE peers.
FMCSA has not assigned this carrier a formal safety rating. We do not invent one.
NR reason: No published FMCSA safety_rating.
No BMC-91 insurance-lapse watch classification on file for this USDOT.
TruckCodex filing & peer scorecard from authority, BIPD, peer OOS, FMCSA safety rating, and insurance-watch signals. Not a booking verdict and not legal advice. See methodology. Booking triage on this page: Caution.
Fleet size changes
- Power Units +5 (16 → 21) · Sep 9, 2026 · FMCSA Company Census
- Drivers −5 (12 → 7) · Sep 9, 2026 · FMCSA Company Census
No authority breakdown on file.
No active policies on file.
No BOC-3 filing on file.
Company profile
No active FMCSA cargo filing on file.
FMCSA L&I filing evidence — not a shipper certificate of insurance (COI). Cargo (BMC-34) is primarily an HHG / household-goods requirement; general freight carriers often have none.
No active broker surety bond or trust fund on file.
BMC-84 is a surety bond; BMC-85 is a trust-fund agreement. Required for property brokers / freight forwarders — not motor-carrier BIPD liability insurance.
Fleet details (MCS-150)
| Vehicle type | Owned | Term leased | Trip leased |
|---|---|---|---|
| Truck tractors | 15 | 0 | 0 |
| Trailers | 15 | 0 | 0 |
| Trucks | 1 | 0 | 0 |
Self-reported on the carrier’s Form MCS-150 (FMCSA Company Census).
Inspections (24 months)
All 23 inspections →| Driver | Vehicle | Hazmat | |
|---|---|---|---|
| Inspections | 18 | 18 | 0 |
| OOS inspections | 2 | 11 | 0 |
| OOS percentage | 11.11% | 61.11% | — |
| National average | 6.7% | 23.4% | 4.4% |
Roadside inspections in the last 24 months. National averages are FMCSA MCSAP reference rates (driver ~6.7%, vehicle ~23.4%, hazmat ~4.4%).
Carrier analysis & narrative context Status notes, risk intelligence, and safety profiles
Carrier is unrated
FMCSA has not assigned this carrier a formal safety rating. Use the inspection history and BASIC scores below to assess on-road performance.
A4 OILFIELD SERVICES LLC had 18 roadside inspections over the past 24 months with an out-of-service rate of 66.7%, which is above the national average of 19.4%. Their highest FMCSA BASIC percentile is vehicle_maint at 19.0.
18 roadside inspections over the last 24 months, most heavily in TX (18 stops).
66.7% out-of-service rate, well above the 19.4% national average; led by Vehicle Maintenance (10.6% of violations); top code 393.9 (Inoperable Required Lamp) cited 24 times, 1 of them OOS.
The fleet comprises 16 power units (mid-sized fleet) and 12 drivers; Mack, Other, and Peterbilt are the most-inspected makes.
Risk Signals
Out-of-Service rate vs same-size peers FMCSA roadside inspections, % placed out-of-service
Compared against 49,845 ACTIVE carriers operating 10–32 power units (±50% of this carrier's 21 unit fleet).
Fleet History
Field change history →Sourced from FMCSA daily imports; field-level change log. 2 tracked changes on record. · 1 driver-count change
Record Changes
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Drivers 12 7FMCSA Company Census
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Power Units 16 21FMCSA Company Census
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Power Units Over Time
Bar height reflects reported power-unit count after each FMCSA filing update.
Inspection Analytics Monthly activity · BASIC mix · state map
Monthly Inspection Activity (13 months)
Violations by BASIC Category
Activity by State
| State | Inspections | OOS | OOS % | Last Inspection |
|---|---|---|---|---|
| Texas (TX) | 18 | 12 | 66.7% | Mar 18, 2026 |
Vehicle Fleet Top makes and models observed in roadside inspections
| Make | Model | Inspections |
|---|---|---|
| Mack | 11 | |
| Other | 10 | |
| Peterbilt | 5 | |
| Ace | 2 | |
| Drag | 2 | |
| International | 2 | |
| Shop | 2 | |
| Ctsi | 1 | |
| Desp | 1 | |
| Freightliner | 1 |
SMS BASIC Scores FMCSA Safety Measurement System per-BASIC scores
| BASIC | Inspections | Serious | Measure | Percentile | Alert | As Of |
|---|---|---|---|---|---|---|
| Driver Fitness | 2 | — | 0.56 | 1 | — | Sep 14, 2026 |
| Controlled Substances / Alcohol | 0 | — | 0.00 | 0 | — | Sep 14, 2026 |
| Hours of Service | 0 | — | 0.00 | 0 | — | Sep 14, 2026 |
| Unsafe Driving | 0 | — | 0.00 | 0 | — | Sep 14, 2026 |
| Vehicle Maintenance | 28 | — | 18.85 | 19 | — | Sep 14, 2026 |
Higher percentiles indicate worse performance relative to peer carriers. Carriers at or above the FMCSA intervention threshold are marked ALERT.
Recent Inspections (23 rows) View all 23 →
| Inspection # | Date ▼ | State | Level | Station | Vehicle | Violations | Top Codes | OOS |
|---|---|---|---|---|---|---|---|---|
| 87345474 | Mar 18, 2026 | TX | 2 | — |
INTERNATIONAL TRUCK TRACTOR
|
5 | 392.9A, 396.3A1BOS, 393.45B2UV | Yes |
| 86843703 | Jan 14, 2026 | TX | 2 | — |
MACK TRUCK TRACTOR
|
3 | 393.11TU, 393.9H, 393.55E | No |
| 86842673 | Jan 14, 2026 | TX | 2 | ROCKER B LANE |
PETERBILT TRUCK TRACTOR
|
5 | 393.9TS, 393.9, 393.78 | No |
| 86666007 | Dec 23, 2025 | TX | 2 | IH20 WB SVC RD |
MACK TRUCK TRACTOR
|
13 | 393.51, 393.47A, 391.11B2-S | Yes |
| 86530677 | Dec 8, 2025 | TX | 2 | 173M IH20 WB SVC RD |
MACK TRUCK TRACTOR
|
15 | 396.5B-HLOW, 393.9, 396.17C | Yes |
| 86414990 | Nov 21, 2025 | TX | 2 | 294M TX158 |
PETERBILT TRUCK TRACTOR
|
6 | 383.23A2, 393.78, 393.45B2UV | Yes |
| 86132365 | Oct 21, 2025 | TX | 2 | 322M FM1379 |
FREIGHTLINER TRUCK TRACTOR
|
10 | 393.45B2PC, 393.11, 393.78 | Yes |
| 86018184 | Oct 7, 2025 | TX | 2 | 3508 FM829 |
MACK TRUCK TRACTOR
|
8 | 393.75A3, 393.9, 393.78 | Yes |
| 85534871 | Aug 14, 2025 | TX | 2 | SH 137 MM 320 |
MACK TRUCK TRACTOR
|
6 | 396.17C, 393.9H, 393.9 | No |
| 85297992 | Jul 18, 2025 | TX | 2 | US 67 MM 742 |
MACK TRUCK TRACTOR
|
10 | 393.75A3, 396.17C, 393.45B2UV | Yes |
| 85310865 | Jul 17, 2025 | TX | 2 | — |
MACK TRUCK TRACTOR
|
5 | 393.9, 392.2RG, 396.17C | Yes |
| 85192130 | Jul 8, 2025 | TX | 2 | FM 829 MM 304 |
PETERBILT TRUCK TRACTOR
|
9 | 393.75A3, 393.9, 393.55E | Yes |
| 85119368 | Jul 1, 2025 | TX | 2 | — |
PETERBILT TRUCK TRACTOR
|
10 | 393.75A3, 393.78, 393.11UR | Yes |
| 85021910 | Jun 16, 2025 | TX | 2 | — |
KENWORTH TRUCK TRACTOR
|
9 | 393.9, 393.11TU, 393.78 | No |
| 84108464 | Mar 5, 2025 | TX | 1 | — |
MACK TRUCK TRACTOR
|
11 | 392.2RG, 396.17C, 393.9 | No |
| 83708588 | Jan 23, 2025 | TX | 2 | — |
MACK TRUCK TRACTOR
|
6 | 393.95A, 393.30, 393.11TL | No |
| 83568906 | Jan 8, 2025 | TX | 2 | — |
INTERNATIONAL TRUCK TRACTOR
|
19 | 393.75A3, 393.9, 393.11TL | Yes |
| 83500825 | Dec 24, 2024 | TX | 2 | — |
MACK TRUCK TRACTOR
|
7 | 393.75A3, 393.205C, 392.8 | Yes |
| 82258654 | Jul 29, 2024 | TX | 2 | US 180 MM 356 |
PETERBILT TRUCK TRACTOR
|
5 | 393.51, 393.78, 392.16(a) | Yes |
| 80479303 | Dec 19, 2023 | TX | 2 | tx-sh-0349-in-martin-co.-(290-322 |
MACK TRUCK TRACTOR
|
6 | 393.47D, 393.78, 391.41A | Yes |
| 78950517 | Jun 14, 2023 | TX | 1 | SH 349 MM 322 |
FORD STRAIGHT TRUCK
|
3 | 396.3(a)(1), 393.11, 393.95(a) | Yes |
| 78634176 | May 12, 2023 | TX | 2 | — |
MACK TRUCK TRACTOR
|
6 | 393.78, 393.55(d)(1), 392.2 | No |
| 78523060 | Apr 26, 2023 | TX | 2 | CR120 |
INTERNATIONAL TRUCK TRACTOR
|
5 | 393.11, 392.2, 393.95(a) | No |
Recent Crashes (7 rows)
| Report # | Date ▼ | State | Fatalities | Injuries | Tow | Hazmat | Severity |
|---|---|---|---|---|---|---|---|
| TX6TXBHQE13O | Mar 21, 2024 | TX | 0 | 0 | Yes | No | Tow |
| TX6OACHQE19M | Aug 21, 2023 | TX | 0 | 0 | Yes | No | Tow |
| TX6LOAHQE1FD | May 18, 2023 | TX | 0 | 0 | Yes | No | Tow |
| TX6KELHQE1S6 | Apr 6, 2023 | TX | 0 | 0 | Yes | No | Tow |
| TX652DHQE1R6 | Sep 28, 2021 | TX | 0 | 1 | Yes | No | Injury |
| TX5WBEHQE1QH | Nov 25, 2020 | TX | 0 | 0 | Yes | No | Tow |
| TX5MW7HQE169 | Nov 15, 2019 | TX | 1 | 1 | Yes | No | Fatal |
Top Stations & Violation Codes Where this carrier gets inspected and what they get cited for
Most-Inspected Stations
| Station | State | Inspections | OOS |
|---|---|---|---|
| 173M IH20 WB SVC RD | TX | 1 | 1 |
| 294M TX158 | TX | 1 | 1 |
| 322M FM1379 | TX | 1 | 1 |
| 3508 FM829 | TX | 1 | 1 |
| CR120 | TX | 1 | 0 |
| FM 829 MM 304 | TX | 1 | 1 |
| IH20 WB SVC RD | TX | 1 | 1 |
| ROCKER B LANE | TX | 1 | 0 |
| SH 137 MM 320 | TX | 1 | 0 |
| SH 349 MM 322 | TX | 1 | 1 |
Top Violation Codes Cited
| Code | Description | Category | Cited | OOS |
|---|---|---|---|---|
| 393.9 | Inoperable Required Lamp | Vehicle Maintenance | 24 | 1 |
| 393.78 | Wipers - Inoperative / missing / damaged wipers. | Vehicle Maintenance | 13 | 0 |
| 393.11 | No or defective lighting devices or reflective material as required | Vehicle Maintenance | 6 | 0 |
| 393.30 | Improper battery installation | Vehicle Maintenance | 4 | 0 |
| 393.95(a) | No/discharged/unsecured fire extinguisher | Vehicle Maintenance | 4 | 0 |
| 392.8 | Failing to inspect/use emergency equipment | Vehicle Maintenance | 3 | 0 |
| 390.21(a) | Not marked in accordance with regulations | General/Admin | 2 | 0 |
| 392.2 | Violation of Local Laws | Unsafe Driving | 2 | 0 |
| 393.51 | No or defective brake warning device or pressure gauge | Vehicle Maintenance | 2 | 2 |
| 391.45(b) | Expired medical examiner's certificate | Driver Fitness | 1 | 0 |
Related Records
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Field change history
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Texas carriers
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Stations in Texas
Where this carrier might be inspected
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23 inspections
Full roadside inspection history
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7 reportable crashes
FMCSA MCMIS crash log
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Fleet recall search
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