178.345-8D — DOT406/407/412 rear end protection
FMCSA violation code under Hazardous Materials. 31 events recorded in roadside inspections. Severity weight: N/A.
Violation code 178.345-8D is a Federal Motor Carrier Safety Regulations citation issued under 49 CFR 178.345. It tracks a specific compliance failure recorded against motor carriers and drivers during FMCSA roadside inspections. The code rolls up into the FMCSA Safety Measurement System (SMS) Hazardous Materials BASIC, which feeds the carrier's percentile ranking and prioritization for FMCSA interventions. It applies to interstate motor carriers, drivers, and the commercial motor vehicles they operate; intrastate operators are subject when their state has adopted Part 350 of the FMCSR by reference. 31 citations have been recorded against this code in the FMCSA inspection record.
- Code:
- 178.345-8D
- Code System:
- FMCSR
- BASIC Category:
- Hazardous Materials
- OOS Eligible:
- No
- Severity Weight:
- N/A
- Total Events:
- 31
- Carriers Cited:
- 21
Ranks #1,820 of 3,146 FMCSR codes by citation frequency • OOS rate of 0.0% is below the FMCSR-wide average of 33.2%.
Violation Description
DOT406/407/412 rear end protection
About This Violation Code
Code 178.345-8D falls under the Hazardous Materials BASIC category in FMCSA's Safety Measurement System (SMS).
When this violation is cited during a roadside inspection, it contributes to the carrier's Hazardous Materials BASIC score. Carriers with high BASIC percentiles may be prioritized for FMCSA interventions including warning letters, investigations, or compliance reviews.
Regulatory Reference
Federal Motor Carrier Safety Regulations
This violation references 49 CFR 178.345 in the Federal Motor Carrier Safety Regulations.
Top Enforcing States
Where 178.345-8D is most commonly cited (last 180 days)
Click a state to see roadside inspection activity, top stations, and carrier profiles in that jurisdiction.
Citation Trend (12 months)
Monthly count of 178.345-8D citations. Red bars mark months with OOS-triggering citations.
Most Active Stations
Inspection stations citing 178.345-8D most often (last 180 days)
Top Carriers Cited
Ranked by frequency • 21 carriers total
| # | Carrier | USDOT | # Violations |
|---|---|---|---|
| #1 | BLANCA ESTHER ALEJANDRO MARTINEZ | 3339885 | 3 |
| #2 | ENVIRONMENTAL SAFETY & HEALTH CONSULTING SERVICES INC | 833387 | 2 |
| #3 | XELA TRANSPORT LLC | 3996255 | 2 |
| #4 | SERVICIOS ESPECIALIZADOS ALANIS SA DE CV | 559477 | 2 |
| #5 | GERARDO AYALA ROEL | 3801856 | 2 |
| #6 | BAROCK INC | 2388647 | 1 |
| #7 | LUCA AUTOTRANSPORTES SA DE CV | 3210458 | 1 |
| #8 | SAFE TRANSPORT LLC | 2485172 | 1 |
| #9 | TRANSPORTES RIOL SA DE CV | 4195933 | 1 |
| #10 | ENERGY SERVICES GROUP INC | 647380 | 1 |
| #11 | TRIANGLE WELL SERVICING CO | 808322 | 1 |
| #12 | FERROSRB SA DE CV | 4027419 | 1 |
| #13 | ALVARADO ENERGY SERVICES LLC | 4140270 | 1 |
| #14 | MTS TRANSPORT LLC | 2029816 | 1 |
| #15 | EXPRESS JL NAVA SA DE CV | 3511293 | 1 |
| #16 | KWW TRUCKING LLC | 3169142 | 1 |
| #17 | TRANSPORTES REFRIGERADOS GC XPRESS SA DE CV | 2563803 | 1 |
| #18 | MAURO VILLALVAZO MOCTEZUMA | 3710473 | 1 |
| #19 | AUTO LINEAS Y SERVICIOS HUINALA SA DE CV | 3003167 | 1 |
| #20 | TCF TRANSPORTATION GROUP SA DE CV | 4149002 | 1 |
| #21 | TOKKO CARRIERS DE MEXICO SA DE CV | 833065 | 1 |
Recent Inspections
Latest inspections where 178.345-8D was cited • 31 total events • Page 1 of 2
| Date | Report # | State | Level | OOS |
|---|---|---|---|---|
| 88219357 | IL | Level 1 | No | |
| 88199834 | IL | Level 1 | No | |
| 88023895 | TX | Level 2 | No | |
| 87971108 | IL | Level 2 | No | |
| 87205172 | TX | Level 1 | No | |
| 87151421 | TX | Level 1 | No | |
| 86841814 | TX | Level 1 | No | |
| 86407159 | TX | Level 1 | No | |
| 86226219 | TX | Level 1 | No | |
| 86072927 | TX | Level 2 | No | |
| 85118631 | TX | Level 2 | No | |
| 85114151 | TX | Level 2 | No | |
| 85103991 | TX | Level 2 | No | |
| 84927043 | TX | Level 1 | No | |
| 84826386 | TX | Level 1 | No | |
| 84657023 | TX | Level 1 | No | |
| 84605507 | TX | Level 1 | No | |
| 84407391 | TX | Level 2 | No | |
| 84015915 | TX | Level 1 | No | |
| 84027905 | IL | Level 2 | No | |
| 83948032 | TX | Level 2 | No | |
| 83780043 | TX | Level 1 | No | |
| 83658448 | NC | Level 2 | No | |
| 83628043 | TX | Level 2 | No | |
| 83592245 | TX | Level 2 | No |
How to comply with violation code 178.345-8D
- Locate the regulation in the eCFR. Open https://www.ecfr.gov/current/title-49/section-178.345 on eCFR.gov to read the legal text the citation is written against. The eCFR is the National Archives' continuously updated electronic Code of Federal Regulations and is the canonical reference for any FMCSR section.
- Determine if your operation is subject. Confirm whether your operation is interstate (always subject to the FMCSR) or intrastate (subject when your state has adopted 49 CFR Part 350 by reference; most have). Intrastate operators in non-adopting states may be subject to a state analog instead of the federal rule.
- Identify the documented requirement. Read the requirement carefully: "DOT406/407/412 rear end protection" Map it to the specific equipment, driver document, or operational practice it covers.
- Inspect or maintain to standard. Build a recurring inspection, training, or filing routine that catches this gap before a roadside inspector does. Pre-trip checks, scheduled preventive maintenance, driver-qualification file audits, and supervisor reviews are the standard places this kind of issue is caught early.
- Document compliance to demonstrate it on review. Keep a dated, signed record of each inspection, repair, training session, or filing tied to 178.345-8D. During an FMCSA compliance review or a customer onboarding audit, the documentation is what proves the program runs — undocumented compliance is indistinguishable from non-compliance to the auditor.
Frequently asked questions about 178.345-8D
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About FMCSA violation codes
Every violation found during an FMCSA roadside inspection is recorded under a code drawn from the Federal Motor Carrier Safety Regulations — the codified safety rules motor carriers, drivers, and commercial motor vehicles must comply with in interstate commerce. Codes roll up into one of seven Behavior Analysis and Safety Improvement Categories (BASICs): Unsafe Driving, Hours-of-Service, Driver Fitness, Controlled Substances/Alcohol, Vehicle Maintenance, Hazardous Materials Compliance, and Crash Indicator. Each code carries a published severity weight (1–10) and an Out-of-Service eligibility flag.
Citations counted in the FMCSA Safety Measurement System (SMS) feed a 24-month rolling percentile rank for every motor carrier. Recent citations weigh more heavily than older ones — FMCSA applies a 3× multiplier to events 0–6 months old, 2× for 6–12 months, and 1× for 12–24 months. Carriers above the published intervention threshold for a given BASIC are prioritized for warning letters, focused investigations, and full compliance reviews.
TruckCodex mirrors the FMCSA Motor Carrier Management Information System (MCMIS) and the published violation dictionary on a daily refresh cycle. We do not author or modify violation records — every count, severity weight, and OOS flag on this page reflects what the FMCSA has on file. For real-time confirmation immediately before an enforcement decision, click through to the FMCSA Violations Search link above. Carriers who believe a citation was recorded in error can file a Request for Data Review through the FMCSA DataQs system.
Related Records
Data sources & freshness
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