173.33(a) — Cargo tank general requirements
FMCSA violation code under Hazardous Materials. 43 events recorded in roadside inspections. Severity weight: N/A.
Violation Description
Cargo tank general requirements
About This Violation Code
Code 173.33(a) 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 173.33 in the Federal Motor Carrier Safety Regulations.
Top Carriers Cited
Ranked by frequency • 36 carriers total • Page 1 of 2
Top Carriers with 173.33(a) Violations
Showing 25 of 36
| # | Carrier | USDOT | # Violations |
|---|---|---|---|
| #1 | LUCIO VALENZUELA ZAMORA | 3862346 | 4 |
| #2 | RODOLFO ARTURO GARZA GARZA | 3822751 | 2 |
| #3 | TRANSPORTES Y MAQUINARIA MORO SA DE CV | 3782627 | 2 |
| #4 | ANSELMO ALEJANDRO PEREZ RUVALCABA | 3752938 | 2 |
| #5 | ENRIQUE GALINDO HERNANDEZ | 3867388 | 2 |
| #6 | JOSE ALBERTO CHAPA HERNANDEZ | 3453049 | 1 |
| #7 | DON R ERICKSON OIL INC | 2806856 | 1 |
| #8 | LUIS ALBERTO MELENDEZ MACIEL | 3747822 | 1 |
| #9 | CARLOS LOZANO AGUIRRE | 3767119 | 1 |
| #10 | LUIS BASILIO MENDOZA GOLLAS | 3220053 | 1 |
| #11 | JOSE NATIVIDAD HERRERA FLORES | 2970808 | 1 |
| #12 | WILLIAMS TANK LINES LLC | 229047 | 1 |
| #13 | MSF TRANSPORT SA DE CV | 3101533 | 1 |
| #14 | TRANSPORTACIONES DE PETROLIFEROS MAROM SA DE CV | 3981834 | 1 |
| #15 | WINDECKER INC | 2729030 | 1 |
| #16 | BLACK LIQUID CARRIERS LLC | 3530009 | 1 |
| #17 | ZEMP INVESTMENTS LLC | 3336772 | 1 |
| #18 | AUTOTANQUES EL NUEVO LEON SA DE CV | 3419721 | 1 |
| #19 | SUPERIOR FUEL COMPANY | 1514846 | 1 |
| #20 | ADAN ROBERTO CISNEROS VILLARREAL | 4153679 | 1 |
| #21 | FERROSRB SA DE CV | 4027419 | 1 |
| #22 | IVAN JESUS RUIZ HERNANDEZ | 3174806 | 1 |
| #23 | H & M ACID SERVICES LLC | 2551059 | 1 |
| #24 | RODRIGO VALLES HERNANDEZ | 2143204 | 1 |
| #25 | WILLIAM C CHIRGWIN II | 3256235 | 1 |
Recent Inspections
Latest inspections where 173.33(a) was cited • 43 total events • Page 1 of 2
Recent Inspections with 173.33(a)
Showing 25 of 43
| Date | Report # | State | Level | OOS |
|---|---|---|---|---|
| Sep 12, 2024 | 82656991 | TX | Level 2 | Yes |
| Sep 2, 2024 | 82575641 | TX | Level 2 | No |
| Aug 14, 2024 | 82409720 | TX | Level 2 | Yes |
| Jul 18, 2024 | 82197892 | MN | Level 1 | No |
| Jul 15, 2024 | 82237802 | CA | Level 1 | No |
| Jun 12, 2024 | 81855689 | OH | Level 2 | No |
| May 30, 2024 | 81745916 | MA | Level 1 | No |
| May 17, 2024 | 81705167 | TX | Level 2 | Yes |
| May 15, 2024 | 81633442 | TX | Level 2 | Yes |
| May 14, 2024 | 81605514 | NE | Level 1 | Yes |
| May 1, 2024 | 81512437 | CA | Level 1 | No |
| Apr 23, 2024 | 81458553 | TX | Level 2 | Yes |
| Apr 22, 2024 | 81533792 | TX | Level 3 | Yes |
| Apr 19, 2024 | 81570434 | TX | Level 2 | Yes |
| Apr 18, 2024 | 81397129 | TX | Level 2 | Yes |
| Mar 25, 2024 | 81222134 | TX | Level 1 | Yes |
| Mar 21, 2024 | 81188847 | TX | Level 3 | Yes |
| Mar 21, 2024 | 81188939 | TX | Level 3 | Yes |
| Mar 18, 2024 | 81200443 | TX | Level 3 | Yes |
| Mar 6, 2024 | 81129923 | TX | Level 2 | Yes |
| Feb 26, 2024 | 81118451 | TX | Level 1 | Yes |
| Feb 22, 2024 | 80930794 | TX | Level 2 | Yes |
| Feb 22, 2024 | 80945994 | TX | Level 2 | Yes |
| Feb 15, 2024 | 80895081 | TX | Level 1 | Yes |
| Feb 13, 2024 | 80893424 | TX | Level 2 | Yes |