393.71H-CDDEW — Fifth wheel defective
FMCSA violation code under Vehicle Maintenance. 20 events recorded in roadside inspections. Severity weight: 8.
Violation Description
Fifth wheel assembly on commercial motor vehicle is defective, has excessive wear, or is not properly secured.
About This Violation Code
Code 393.71H-CDDEW falls under the Vehicle Maintenance BASIC category in FMCSA's Safety Measurement System (SMS). It carries a severity weight of 8 (scale 1-10, higher = more severe).
When this violation is cited during a roadside inspection, it contributes to the carrier's Vehicle Maintenance 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 393.71H in the Federal Motor Carrier Safety Regulations.
Top Enforcing States
Where 393.71H-CDDEW 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 393.71H-CDDEW citations. Red bars mark months with OOS-triggering citations.
Most Active Stations
Inspection stations citing 393.71H-CDDEW most often (last 180 days)
Often Cited Together
Other violations commonly found on the same inspection (last 90 days)
Citation patterns suggest related root causes (e.g., HOS violations paired with logbook errors).
Top Carriers Cited
Ranked by frequency • 20 carriers total
Top Carriers with 393.71H-CDDEW Violations
| # | Carrier | USDOT | # Violations |
|---|---|---|---|
| #1 | GARDEN CITY MAINTENANCE INC | 1585192 | 1 |
| #2 | AMERICAN HEAVY MOVING AND RIGGING INC | 1048914 | 1 |
| #3 | LOG MIN SA DE CV | 2922591 | 1 |
| #4 | LAKE GROVE VENTURES INC | 3109860 | 1 |
| #5 | CAMAS CONCESSIONS LLC | 4087105 | 1 |
| #6 | NARYAL INC | 2730297 | 1 |
| #7 | SENOR EXCAVATION LLC | 3346588 | 1 |
| #8 | CHIP SEAL MICHIGAN LLC | 4255260 | 1 |
| #9 | BIG BECKS POOLS & PAVERS | 4129549 | 1 |
| #10 | CAF BUSINESS SOLUTIONS INC | 4203865 | 1 |
| #11 | HERMAN WEISSKER INC | 469797 | 1 |
| #12 | EASTCOMM LTD | 1076942 | 1 |
| #13 | CHANNA EXPRESS INC | 3037615 | 1 |
| #14 | JESSE D HICKEY FARMS LLC | 2507337 | 1 |
| #15 | CALI LOADS LLC | 4187917 | 1 |
| #16 | THOMPSON RIVER READY MIX INC | 3729692 | 1 |
| #17 | EZ LINE STRIPING CORPORATION | 2678096 | 1 |
| #18 | TRANSPORTES ESPECIALIZADOS DE CERRALVO SA DE CV | 1326405 | 1 |
| #19 | RACE TELECOMMUNICATIONS LLC | 4090307 | 1 |
| #20 | JOE AND JON HILDEBRAND BROTHERS INC | 2090084 | 1 |
Recent Inspections
Latest inspections where 393.71H-CDDEW was cited • 20 total events
Recent Inspections with 393.71H-CDDEW
| Date | Report # | State | Level | OOS |
|---|---|---|---|---|
| Mar 16, 2026 | 87317838 | CA | Level 2 | No |
| Jan 15, 2026 | 86827696 | WI | Level 1 | Yes |
| Oct 10, 2025 | 86036320 | CA | Level 1 | Yes |
| Sep 11, 2025 | 85764271 | CA | Level 1 | Yes |
| Aug 25, 2025 | 85618696 | US | Level 1 | Yes |
| Aug 13, 2025 | 85498471 | CA | Level 2 | Yes |
| Aug 6, 2025 | 85418009 | NY | Level 1 | Yes |
| Jul 30, 2025 | 85524182 | CA | Level 1 | Yes |
| Jul 30, 2025 | 85375644 | CA | Level 1 | Yes |
| Jun 22, 2025 | 85030482 | MI | Level 1 | Yes |
| Jun 20, 2025 | 85067028 | NY | Level 2 | Yes |
| May 13, 2025 | 84723502 | NY | Level 1 | Yes |
| Apr 15, 2025 | 84402900 | MD | Level 2 | Yes |
| Apr 15, 2025 | 84439463 | MT | Level 1 | Yes |
| Apr 8, 2025 | 84382513 | AZ | Level 1 | Yes |
| Apr 2, 2025 | 84309439 | CA | Level 1 | No |
| Feb 26, 2025 | 84018134 | CA | Level 1 | Yes |
| Jan 24, 2025 | 83710250 | CA | Level 1 | Yes |
| Apr 29, 2024 | 81478560 | WA | Level 1 | Yes |
| Oct 16, 2023 | 79913503 | US | Level 2 | Yes |