SERGIO VALENZUELA SIERRA
USDOT 890170 • DBA: TRANSPORTES ISA • CHECOSLOVAQUIA 341, JUAREZ, CI, 32260
Overview
Company profile from FMCSA Census File
Risk Signals2 flagged
Signals are auto-detected from FMCSA public records. This is not a regulatory determination.
Authority & Insurance
Operating authority, insurance filings, and BOC-3 status
Operating Authority
| Authority Type | Docket # | Status | Original Date | Final Date |
|---|---|---|---|---|
| For-Hire | MX-387633 | SUPERSEDED | May 5, 2003 | May 5, 2003 |
No insurance filings found for this carrier in FMCSA records.
Authority Action History (3 events)
| Docket | Authority Type | Original Action | Served Date | Disposition | Decided Date |
|---|---|---|---|---|---|
| MX387633 | FOR HIRE PROPERTY | GRANTED | May 8, 2023 | — | Unknown |
| MX387633 | FOR HIRE HOUSEHOLD GOODS | GRANTED | Jul 14, 2000 | REPLACED BY PROVISIONAL AUTHORITY | May 5, 2003 |
| MX387633 | FOR HIRE PROPERTY | GRANTED | Jul 14, 2000 | REPLACED BY PROVISIONAL AUTHORITY | May 5, 2003 |
Out-of-Service Orders (9)
| OOS Date | Reason | Status | Rescinded |
|---|---|---|---|
| May 27, 2024 | 90 day failure to pay fine | ACTIVE | Jun 9, 2024 |
| May 7, 2024 | 90 day failure to pay fine | ACTIVE | May 9, 2024 |
| Apr 8, 2024 | 90 day failure to pay fine | ACTIVE | Apr 15, 2024 |
| Aug 29, 2023 | 90 day failure to pay fine | ACTIVE | Sep 5, 2023 |
| Oct 20, 2020 | 90 day failure to pay fine | ACTIVE | Nov 25, 2020 |
| Apr 22, 2015 | 90 day failure to pay fine | ACTIVE | Apr 29, 2015 |
| May 7, 2004 | 90 day failure to pay fine | ACTIVE | May 10, 2004 |
| Dec 4, 2003 | 90 day failure to pay fine | ACTIVE | Dec 4, 2003 |
| Aug 15, 2003 | Unsatisfactory = Unfit | ACTIVE | Aug 15, 2003 |
Safety & Inspections
SMS BASIC scores, inspection history, and out-of-service rates
SMS BASIC Scores
Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.
Inspection Activity (24 months)
Monthly inspection counts with OOS months highlighted. Hover bars for details.
Inspection Activity Map
3 states • 172 inspections
Violation Summary (390 violations from latest 100 of 172 inspections)
| Code | Description | # Violations | # OOS | Severity Wt | BASIC |
|---|---|---|---|---|---|
| FMCSR:393.9 | Inoperable Required Lamp | 32 | 3 | — | Vehicle Maintenance |
| FMCSR:393.78 | Windshield condition defective | 29 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.45B2UV | Brake tubing/hoses inadequate | 17 | 0 | 7 | Vehicle Maintenance |
| FMCSR:396.5B | Fuel system leak | 16 | 0 | 7 | Vehicle Maintenance |
| FMCSR:396.3A1 | Inspection repair and maintenance of parts and accessories | 14 | 0 | — | Vehicle Maintenance |
| FMCSR:393.209E | Power steering violations | 11 | 0 | — | Vehicle Maintenance |
| FMCSR:393.11 | Lighting devices/reflectors | 11 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.45D-B | Brake tubing/hoses inadequate | 10 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.9(a) | Inoperable required lamps | 10 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.9TS | Inoperative turn signal | 9 | 7 | — | Vehicle Maintenance |
| FMCSR:393.9H | Inoperable head lamps | 9 | 0 | — | Vehicle Maintenance |
| FMCSR:393.55E | Coupling device/towing methods defective | 8 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.207A | Suspension defective | 8 | 2 | 7 | Vehicle Maintenance |
| FMCSR:393.209E-SPSLA | Steering - Power steering leaking anywhere. | 8 | 0 | — | Vehicle Maintenance |
| FMCSR:396.3A1-ALBV | Air Brake - Any leak from a brake valve | 8 | 0 | — | Vehicle Maintenance |
| FMCSR:393.47E | Slack adjuster defective | 8 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.45DLPC | Brake tubing/hoses inadequate | 5 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.83G | Exhaust - Discharging at a point forward or directly below the driver or sleeper compartment | 5 | 0 | — | Vehicle Maintenance |
| FMCSR:396.5B-L | Fuel system leak | 5 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.55E-B | Coupling device/towing methods defective | 5 | 0 | 8 | Vehicle Maintenance |
| FMCSR:396.3A1-BALAC | Brake - Audible air leak from a brake chamber | 5 | 0 | — | Vehicle Maintenance |
| FMCSR:393.53B-B | Steering system components worn | 4 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.53B | Steering system components worn | 4 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.95F | Emergency Equipment - Stopped vehicle warning devices missing or improper | 4 | 0 | — | Vehicle Maintenance |
| FMCSR:393.75A3-TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | 4 | 4 | — | Vehicle Maintenance |
| FMCSR:393.48A-BIHE | Inoperative/defective brakes | 4 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.75C | Tire tread depth insufficient (other axles) | 4 | 0 | 5 | Vehicle Maintenance |
| FMCSR:393.209(e) | Power steering violations | 4 | 0 | — | Vehicle Maintenance |
| FMCSR:396.3(a)(1) | Inspection/repair/maintenance - general | 4 | 0 | 5 | Vehicle Maintenance |
| FMCSR:396.5(b) | Fuel system leak | 4 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.9T | Inoperable tail lamp | 3 | 0 | — | Vehicle Maintenance |
| FMCSR:393.9A-LTSI | Inoperable required lamps | 3 | 3 | 3 | Vehicle Maintenance |
| FMCSR:393.51C-BNVLAWD | Steering wheel free play excessive | 3 | 0 | 6 | Vehicle Maintenance |
| FMCSR:396.3A1B | Brakes (general) Explain: | 3 | 1 | — | Vehicle Maintenance |
| FMCSR:393.207A-SAPPCBLM | Suspension defective | 3 | 0 | 7 | Vehicle Maintenance |
| FMCSR:396.3A1-BOS | 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 | 3 | 3 | — | Vehicle Maintenance |
| FMCSR:393.11LR | Lighting devices/reflectors | 3 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.75A1 | Tire-ply or belt material exposed | 3 | 2 | — | Vehicle Maintenance |
| FMCSR:393.95A | Emergency equipment - fire extinguisher missing/defective | 3 | 0 | 5 | Vehicle Maintenance |
| FMCSR:393.75A | Tires/tubes - general defects | 2 | 2 | 6 | Vehicle Maintenance |
| FMCSR:393.55D3 | Coupling device/towing methods defective | 2 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.60C | Glazing/window obstructions | 2 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.83E | Exhaust - System discharging from a truck or truck-tractor at a location other than at the rear of the cab | 2 | 0 | — | Vehicle Maintenance |
| FMCSR:393.47A | Brake chamber - cracked/broken | 2 | 1 | 8 | Vehicle Maintenance |
| FMCSR:393.95B | Emergency equipment - warning devices missing | 2 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.30 | Battery improperly secured | 2 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.207E | Torsion bar cracked and/or broken | 2 | 0 | — | Vehicle Maintenance |
| FMCSR:393.55C1-B | Coupling device/towing methods defective | 2 | 0 | 8 | Vehicle Maintenance |
| FMCSR:396.3A1-HCM | Hubs - Bearing cap plug or filler plug missing or broken | 2 | 2 | — | Vehicle Maintenance |
| FMCSR:393.11A1-LBL | Lighting devices/reflectors | 2 | 0 | 3 | Vehicle Maintenance |
| FMCSR:396.3A1-DLDSUJBCB | Driveline/Driveshaft - Any missing broken or loose universal joint bearing cap bolt bearing strap or retainer bolt | 2 | 2 | — | Vehicle Maintenance |
| FMCSR:393.82 | Rear vision mirrors defective/missing | 2 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.55D1-B | Coupling device/towing methods defective | 2 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.45B2-BHTD | Brake tubing/hoses inadequate | 2 | 2 | 7 | Vehicle Maintenance |
| FMCSR:393.11UR | Lighting devices/reflectors | 2 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.75A2 | Tire-tread and/or sidewall separation | 2 | 0 | — | Vehicle Maintenance |
| FMCSR:393.55(e) | Coupling device/towing methods defective | 2 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.11(a)(1) | Lighting devices/reflectors | 2 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.45(d) | Brake tubing/hoses inadequate | 2 | 1 | 7 | Vehicle Maintenance |
| FMCSR:396.3A1-OAL | Other - Any air leak not attributed to the brake or suspension system. | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.209E-SPSRLF | Steering - Power steering reservoir low fluid | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.9A-LSLI | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:387.7F | 387.7F | 1 | 0 | — | General/Admin |
| FMCSR:393.51 | Steering wheel free play excessive | 1 | 0 | 6 | Vehicle Maintenance |
| FMCSR:393.207C | Leaf spring assembly defective/missing | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:391.11B2-Z | Border Zone - Driver cannot satisfy the English language proficiency requirements of 391.11(b)(2) as per FMCSA Enforcement Guidance Memo MC-SEE-2025-0001. | 1 | 0 | — | Driver Fitness |
| FMCSR:393.205C-WRAWFLMIB | Wheel/Rim - Any wheel fasteners loose/missing/ineffective/broken. | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.207A-SUBL | Suspension defective | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:393.45D-BAAL | Brake tubing/hoses inadequate | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:393.9A-LLPL | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.41-BNPB | Brake - Inoperative or missing parking brake on power unit | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:391.11B5-LNCDLNVL | License - Operate a CMV without a valid operators license issued by one State or jurisdiction | 1 | 1 | — | Driver Fitness |
| FMCSR:393.100B-C | Cargo securement - aggregate working load | 1 | 1 | 6 | Vehicle Maintenance |
| FMCSR:393.78A-WS | Windshield condition defective | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:383.23A2 | Operating a CMV without a CDL | 1 | 1 | — | Driver Fitness |
| FMCSR:393.55C1 | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.9A-LBL | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.207A-SAPPAS | Suspension defective | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:393.9A-LHLI | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:396.3A1-HC | Hubs - Hub cap missing or broken | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:393.9A-HLLH | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.55C2-B | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.95A4-EEUS | Emergency Equipment - Fire Extinguishers - unsecured | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:396.3A1-DLDSCBBP | Driveline/Driveshaft - More than 1/2 inch (12.7mm) vertical movement (with hand pressure only) of the shaft in the center bearing carrier. | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:393.207A-STCB | Suspension defective | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:396.3A1-TAOCV | Tires - All others in contact with a part of the vehicle | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:387.7B3I-MC | 387.7B3I-MC | 1 | 0 | — | General/Admin |
| FMCSR:393.47C | Brake actuators/chambers defective | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.45DLUV | Brake tubing/hoses inadequate | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.55C2 | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:392.2RG | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.45B2-B-AIR | Brake tubing/hoses inadequate | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:387.7B3III | 387.7B3III | 1 | 0 | — | General/Admin |
| FMCSR:393.9A-LFTSI | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.9A-LHWS | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.47B-BMBCBD | Brake actuators/chambers defective | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.48A-BMBCBD | Inoperative/defective brakes | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.70B1I | Coupling devices defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:396.3A1-F | Fuel - Dripping leak. | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:396.5B-HLOW | Fuel system leak | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.9A-LCL | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:392.2WC | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.45(b)(2) | Brake tubing/hoses inadequate | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.75(a)(2) | Tire-tread and/or sidewall separation | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.55(d)(1) | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.75(a)(3) | Tire-flat and/or audible air leak | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:393.47(c) | Brake actuators/chambers defective | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.47(e) | Slack adjuster defective | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.75(c) | Tire tread depth insufficient (other axles) | 1 | 0 | 5 | Vehicle Maintenance |
| FMCSR:396.17(c) | No proof of periodic inspection | 1 | 0 | 3 | Vehicle Maintenance |
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 (172 inspections)
Showing 50 of 172
Inspection analytics
Monthly cadence, frequent stations, and violation mix
Inspections per month (24 mo)
Most frequent inspection stations
Violations by BASIC category
Recent Crashes
4 crash records from FMCSA Crash File
Crash History (4 records)
| Date | State | Severity | Fatalities | Injuries | City | Location | VIN | Carrier Name at Crash |
|---|---|---|---|---|---|---|---|---|
| Feb 2, 2018 | TX | TOW | 0 | 0 | — | — | — | — |
| Jul 3, 2006 | TX | INJURY | 0 | 3 | — | — | — | — |
| Apr 28, 2006 | TX | INJURY | 0 | 1 | — | — | — | — |
| May 2, 2003 | TX | TOW | 0 | 0 | — | — | — | — |
Enforcement Actions
7 closed cases — FMCSA civil penalties
7 Enforcement Cases
| Case Number | Closed Date | Violation Code(s) | Settlement | Subject Type |
|---|---|---|---|---|
| TX-2024-0066-US1701 | Mar 22, 2024 | 383.37(a) | $2,000 | Carrier |
| TX-2024-0044-US1701 | Mar 2, 2024 | 383.37(a); 396.7(a) | $1,990 | Carrier |
| TX-2024-0029-US1701 | Feb 24, 2024 | 387.7(a); 396.7(a) | $1,990 | Carrier |
| TX-2024-0024-US1474 | Feb 1, 2024 | 396.7(a) | $2,000 | Carrier |
| TX-2023-0258-US1109 | Sep 4, 2023 | 396.7(a) | $2,000 | Carrier |
| TX-2023-0133-US1474 | Jun 24, 2023 | 387.7(a) | $2,000 | Carrier |
| TX-2023-0132-US1701 | Jun 24, 2023 | 387.7(a) | $2,000 | Carrier |
Compliance Timeline
30 events merged from authority, insurance, enforcement, OOS, crash, MCS-150, and safety rating records
Showing most recent 25 of 30 events