NATIONAL TRENCH SAFETY INC
USDOT 583798 • 260 N SAM HOUSTON PKWY E STE 200, HOUSTON, TX, 77060
Overview
Company profile from FMCSA Census File
Authority & Insurance
Operating authority, insurance filings, and BOC-3 status
Operating Authority
No insurance filings found for this carrier in FMCSA records.
Safety & Inspections
SMS BASIC scores, inspection history, and out-of-service rates
SMS BASIC Measures
BASIC measure values (lower = better). Percentile rankings not available for this carrier. Data from SMS snapshot Apr 5, 2026.
Inspection Activity (24 months)
Monthly inspection counts with OOS months highlighted. Hover bars for details.
Inspection Activity Map
27 states • 217 inspections
Violation Summary (109 violations from latest 100 of 217 inspections)
| Code | Description | # Violations | # OOS | Severity Wt | BASIC |
|---|---|---|---|---|---|
| FMCSR:393.47E | Slack adjuster defective | 6 | 0 | 7 | Vehicle Maintenance |
| FMCSR:392.2-SLLEQP | Operating a CMV while ill or fatigued | 5 | 0 | 8 | Unsafe Driving |
| FMCSR:393.9 | Inoperable Required Lamp | 4 | 0 | — | Vehicle Maintenance |
| FMCSR:390.21TB2-DOT | 390.21TB2-DOT | 3 | 0 | — | General/Admin |
| FMCSR:396.17C | No proof of periodic inspection | 3 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.104B-C | Cargo securement - tiedown damaged | 3 | 0 | 6 | Vehicle Maintenance |
| FMCSR:393.9A-LLPL | Inoperable required lamps | 3 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.9A-LIL | Inoperable required lamps | 2 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.9H | Inoperable head lamps | 2 | 0 | — | Vehicle Maintenance |
| FMCSR:396.17C-PI | No proof of periodic inspection | 2 | 0 | 3 | Vehicle Maintenance |
| FMCSR:392.2-SLLSR | Operating a CMV while ill or fatigued | 2 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLMF | Operating a CMV while ill or fatigued | 2 | 0 | 8 | Unsafe Driving |
| FMCSR:393.53B | Steering system components worn | 2 | 0 | 7 | Vehicle Maintenance |
| FMCSR:392.2C | Operating a CMV while ill or fatigued | 2 | 0 | 8 | Unsafe Driving |
| FMCSR:392.9A2-C | Cargo - Vehicle components or dunnage not secured | 2 | 2 | — | Unsafe Driving |
| FMCSR:393.45B2-BHTD | Brake tubing/hoses inadequate | 2 | 0 | 7 | Vehicle Maintenance |
| FMCSR:392.2-SLLED | Operating a CMV while ill or fatigued | 2 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLTCD | Operating a CMV while ill or fatigued | 2 | 0 | 8 | Unsafe Driving |
| FMCSR:395.24D-ELDPT | HOS (ELD) - On request by an authorized safety official a driver must produce and transfer from an ELD the driver's hours of service records in accordance with t | 1 | 0 | — | Hours Of Service |
| FMCSR:395.22H2-ELDNISDT | HOS (ELD) Driver failing to have instruction sheet describing the data transfer mechanisms supported by the ELD and step-by-step instructions for the driver to pr | 1 | 0 | — | Hours Of Service |
| FMCSR:395.30B1-ELDDFR | HOS (ELD) - Driver failing to review records and certify the accuracy of the information. | 1 | 0 | — | Hours Of Service |
| FMCSR:396.5-HL | Hubs - Leaking hub | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:393.70D-CDTSDD | Coupling devices defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.55E | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:392.2-SLLIRP | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:396.5B-HWSL | Fuel system leak | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.55D2-B | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:391.11B4 | Medical (Certificate) - Operating a CDL (passenger or property carrying) vehicle that is non-excepted and the driver has self-certified as excepted interstate or | 1 | 1 | — | Driver Fitness |
| FMCSR:393.60E-WS | Glazing/window obstructions | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.203 | Cab/body parts requirements violations | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:396.5B | Fuel system leak | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.201B-FR | Frame - Cab or body mounts loose/broken/missing | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.95F | Emergency Equipment - Stopped vehicle warning devices missing or improper | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:392.2-SLLEWA2 | Operating a CMV while ill or fatigued | 1 | 1 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLSIV | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:396.3A1BOS | BRAKES OUT OF SERVICE: The number of defective brakes is equal to or greater than 20 percent of the service brakes on the vehicle or combination | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:393.11A1-LSML | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.104C | Cargo securement - tiedown damaged | 1 | 0 | 6 | Vehicle Maintenance |
| FMCSR:393.11 | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.11A1-CSLRR | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:391.41A1-P | Operating a passenger-carrying vehicle without possessing a valid medical certificate | 1 | 1 | — | Driver Fitness |
| FMCSR:392.2-SLLDL | Operating a CMV while ill or fatigued | 1 | 1 | 8 | Unsafe Driving |
| FMCSR:393.75A3-TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:395.22H1-ELDNUM | HOS (ELD) - In-Vehicle Information - No user's manual for the driver describing how to operate the ELD. (May be electronic) | 1 | 0 | — | Hours Of Service |
| FMCSR:393.75A | Tires/tubes - general defects | 1 | 1 | 6 | Vehicle Maintenance |
| FMCSR:393.71H10-CDDSDNS | Fifth wheel defective | 1 | 1 | 8 | Vehicle Maintenance |
| FMCSR:393.104F4-C | Cargo securement - tiedown damaged | 1 | 0 | 6 | Vehicle Maintenance |
| FMCSR:393.9A-LFTSI | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.55E-B | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.45B2-B-AIR | Brake tubing/hoses inadequate | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.75A2-TFBB | Tires - Front bump or bulge related to tread or sidewall separation | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:392.2-SLLEWA1 | Operating a CMV while ill or fatigued | 1 | 1 | 8 | Unsafe Driving |
| FMCSR:393.203B-CBP | Cab and Body Parts - Cab/body mounts loose/broken/missing | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:392.2-SLLLR | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.11A1-LTSM | Lighting devices/reflectors | 1 | 1 | 3 | Vehicle Maintenance |
| FMCSR:393.9A-LSLI | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:392.7A | Driver failing to conduct pre-trip inspection | 1 | 0 | — | Unsafe Driving |
| FMCSR:393.48A-BMBCBD | Inoperative/defective brakes | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.28-WS-6 | Wiring - improper/inadequate | 1 | 1 | 3 | Vehicle Maintenance |
| FMCSR:393.55D1-B | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.110B2II-C | Cargo securement - logs | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:393.9A-LRLI | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:383.23A2-LCDLN | License (CDL) - Operate a CMV and does not possess a valid CDL | 1 | 1 | — | Driver Fitness |
| FMCSR:393.100C-C | Cargo - Cargo not secured against shifting | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:396.3A1-HCM | Hubs - Bearing cap plug or filler plug missing or broken | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:392.2-SLLIFTA | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.53B-B | Steering system components worn | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.9TS | Inoperative turn signal | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.19 | Hazard warning signal inoperable | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.203C | Hood not securely fastened | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.75A3 | Tire-flat and/or audible air leak | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:392.2-SLLEWA3 | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.60D | Glazing/window obstructions | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:392.2WC | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:391.45B | Expired medical examiner's certificate | 1 | 0 | — | Driver Fitness |
| FMCSR:393.110B3-C | Cargo securement - logs | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:393.11B-CSSRR | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:391.45A-MCMC | No medical exam certificate | 1 | 1 | 6 | Driver Fitness |
Peer Context
This carrier vs national averages. Lower is better for all metrics.
National averages: vehicle OOS 23.4%, driver OOS 6.7%, violations per inspection ~1.8. Based on FMCSA MCSAP program data.
Inspection History (217 inspections)
Showing 50 of 217
Inspection analytics
Monthly cadence, frequent stations, and violation mix
Inspections per month (24 mo)
Most frequent inspection stations
Violations by BASIC category
Recent Crashes
25 crash records from FMCSA Crash File
Crash History (25 records)
| Date | State | Severity | Fatalities | Injuries | City | Location | VIN | Carrier Name at Crash |
|---|---|---|---|---|---|---|---|---|
| Jan 7, 2026 | CA | TOW | 0 | 0 | HAYWARD | RT880 NB/.1m N INDUSTRIAL PKWY | ...140422 | NATIONAL TRENCH SAFETY INC |
| Dec 16, 2025 | CA | INJURY | 0 | 1 | COMMERCE | CARRIER AVENUE | ...A58660 | NATIONAL TRENCH SAFETY INC |
| Nov 22, 2024 | FL | TOW | 0 | 0 | UNINCORPORATED | VISTA PKWY | ...410516 | NATIONAL TRENCH SAFETY INC |
| Oct 21, 2024 | IL | TOW | 0 | 0 | DUPAGE TWP | I-55 NB | ...353340 | NATIONAL TRENCH SAFETY INC |
| Sep 30, 2024 | CA | TOW | 0 | 0 | BEAUMONT | 33.926588/-116.948724 | ...C53168 | NATIONAL TRENCH SAFETY INC |
| Aug 30, 2024 | VA | INJURY | 0 | 1 | — | RT 249/ NEW KENT HWY | ...254076 | NATIONAL TRENCH SAFETY INC |
| Jul 17, 2024 | CA | TOW | 0 | 0 | CORONA | 33.823844 / -117.522002 | ...B09382 | NATIONAL TRENCH SAFETY INC |
| May 20, 2024 | VA | INJURY | 0 | 1 | — | 0234 PRINCE WILLIAM PARKWAY | ...623790 | NATIONAL TRENCH SAFETY INC |
| Apr 17, 2024 | CA | INJURY | 0 | 1 | RIVERSIDE | 33.979263 / -117.348330 | ...680826 | NATIONAL TRENCH SAFETY INC |
| Mar 25, 2024 | NV | TOW | 0 | 0 | — | R2 - US395/STEPHANIE | ...461581 | NATIONAL TRENCH SAFETY INC |
| Jul 24, 2023 | VA | TOW | 0 | 0 | — | I-66 EASTBOUND | ...059560 | NATIONAL TRENCH SAFETY INC |
| Oct 18, 2021 | CA | INJURY | 0 | 1 | MONTCLAIR | RAMONA AV/131ft S HOLT BL | ...291235 | TPR TRAFFIC SOLUTIONS |
| Sep 27, 2021 | TX | TOW | 0 | 0 | IRVING | 2500 CONFLANS RD | ...744846 | NATIONAL TRENCH SAFETY INC |
| Apr 15, 2021 | CA | INJURY | 0 | 1 | PLEASANTON | RT680/1.2m S SUNOL BL | ...362084 | TRENCH PLATE RENTAL CO |
| Oct 2, 2020 | CA | TOW | 0 | 0 | — | — | — | — |
| Jul 27, 2020 | CA | TOW | 0 | 0 | — | — | — | — |
| Jun 17, 2019 | CA | TOW | 0 | 0 | — | — | — | — |
| May 21, 2019 | CA | TOW | 0 | 0 | — | — | — | — |
| Mar 29, 2019 | IL | TOW | 0 | 0 | — | — | — | — |
| Jan 22, 2019 | CA | TOW | 0 | 0 | — | — | — | — |
| Oct 30, 2018 | NV | TOW | 0 | 0 | — | — | — | — |
| Oct 10, 2018 | TX | INJURY | 0 | 1 | — | — | — | — |
| Jul 13, 2018 | TX | INJURY | 0 | 1 | — | — | — | — |
| Dec 6, 2017 | CA | INJURY | 0 | 1 | — | — | — | — |
| Sep 8, 2017 | CA | INJURY | 0 | 1 | — | — | — | — |
Compliance Timeline
25 events merged from authority, insurance, enforcement, OOS, crash, MCS-150, and safety rating records