178.337-9(c) — MC331 Marking inlets/outlets
FMCSA violation code under Hazardous Materials. 49 events recorded in roadside inspections. Severity weight: N/A.
Violation Description
MC331 Marking inlets/outlets
About This Violation Code
Code 178.337-9(c) 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 178.337 in the Federal Motor Carrier Safety Regulations.
Top Carriers Cited
Ranked by frequency • 47 carriers total • Page 1 of 2
Top Carriers with 178.337-9(c) Violations
Showing 25 of 47
| # | Carrier | USDOT | # Violations |
|---|---|---|---|
| #1 | WINDSTAR TRUCKING LLC | 2126272 | 3 |
| #2 | DOOLEY'S PETROLEUM INC | 753142 | 1 |
| #3 | BERG GARAGE INC | 1327916 | 1 |
| #4 | H&B TRANSPORT LLC | 1903529 | 1 |
| #5 | TEXAS INTERNATIONAL GAS & OIL COMPANY | 74816 | 1 |
| #6 | BEHM ENTERPRISES INC | 1651049 | 1 |
| #7 | CONNECTICUT PROPANE & PETROLEUM LLC | 2140703 | 1 |
| #8 | THOMAS & THOMAS TRUCKING LLC | 3724644 | 1 |
| #9 | RYAN BROS TRUCKING INC | 101191 | 1 |
| #10 | RITCHIE LAKELAND TRANSPORT INC | 664188 | 1 |
| #11 | AHRENS BROTHERS TRANSPORT INC | 1849284 | 1 |
| #12 | RAHN'S OIL & PROPANE INC | 1453840 | 1 |
| #13 | NUCO2 SUPPLY LLC | 578807 | 1 |
| #14 | GREAT VALLEY PROPANE INC | 2951802 | 1 |
| #15 | LIGHT GAS CORPORATION | 424337 | 1 |
| #16 | CALIFORNIA GAS TRANSPORT INC | 589266 | 1 |
| #17 | BASIN COOP INC | 7870 | 1 |
| #18 | WESTERN CARRIERS INC | 450213 | 1 |
| #19 | CO2 SERVICES INC | 1341262 | 1 |
| #20 | KLEEN RITE TRANSPORTATION LLC | 1446053 | 1 |
| #21 | JERRY'S U-SAVE INC | 391952 | 1 |
| #22 | E J WYSON TRUCKING INC | 550370 | 1 |
| #23 | ALLIANCE TANK LINES INC | 1660893 | 1 |
| #24 | VALLEY WIDE COOPERATIVE INC | 217694 | 1 |
| #25 | FIELDINGS OIL CO INC | 745326 | 1 |
Recent Inspections
Latest inspections where 178.337-9(c) was cited • 49 total events • Page 1 of 2
Recent Inspections with 178.337-9(c)
Showing 25 of 49
| Date | Report # | State | Level | OOS |
|---|---|---|---|---|
| Oct 2, 2024 | 82827916 | TX | Level 2 | No |
| Sep 24, 2024 | 82760763 | CA | Level 5 | No |
| Aug 14, 2024 | 82396665 | NE | Level 1 | No |
| Jul 25, 2024 | 82215822 | OK | Level 2 | No |
| Jul 9, 2024 | 82081141 | NH | Level 2 | No |
| Jun 14, 2024 | 81917941 | ND | Level 1 | No |
| Jun 3, 2024 | 81766794 | US | Level 1 | No |
| May 20, 2024 | 81658293 | NE | Level 1 | No |
| May 9, 2024 | 81564843 | US | Level 1 | No |
| May 7, 2024 | 81585585 | AZ | Level 2 | No |
| May 6, 2024 | 81583748 | WI | Level 1 | No |
| Apr 25, 2024 | 81454050 | NJ | Level 2 | No |
| Apr 23, 2024 | 81436305 | TX | Level 2 | No |
| Apr 23, 2024 | 81436412 | TX | Level 2 | No |
| Apr 23, 2024 | 81519117 | TX | Level 2 | No |
| Apr 20, 2024 | 81415698 | CA | Level 1 | No |
| Apr 17, 2024 | 81435652 | TX | Level 2 | No |
| Apr 9, 2024 | 81336102 | ME | Level 2 | No |
| Mar 21, 2024 | 81280324 | PR | Level 2 | No |
| Jan 12, 2024 | 80616878 | MN | Level 1 | No |
| Jan 6, 2024 | 80604660 | TX | Level 2 | No |
| Jan 5, 2024 | 80546989 | MN | Level 2 | No |
| Dec 26, 2023 | 80504116 | CA | Level 1 | No |
| Dec 22, 2023 | 80459563 | MN | Level 2 | No |
| Dec 12, 2023 | 80366997 | AL | Level 2 | No |