Dolly Tub 501 Truck Line Inc is an active interstate carrier based in Monrovia, CA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 1 | 0 | 0 |
| Tractors | 1 | 0 | 0 |
| Trailers | 0 | 0 | 288 |
| Total Power Units | 1 | ||
Distinct vehicles · 24 mo
vs 1 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 99% | 100% | Worse than most peers |
| HOS Compliance | 97% | 97% | Worse than most peers |
| Driver Fitness | 98% | 97% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 95% | 95% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 3 | — | 6.67% |
| Vehicle | 0 | 10 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 51 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Nov 20, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Nov 6, 2025 | AZ | TRUCK TRACTOR | 3 | 0 |
| Aug 20, 2025 | AZ | TRUCK TRACTOR | 2 | 0 |
| Aug 12, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Aug 6, 2025 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 6 | 19.50 | — |
| HOS Compliance | 7 | 2.21 | Alert |
| Vehicle Maintenance | 14 | 9.03 | — |
| Driver Fitness | 1 | 0.26 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 8 states. Top state CA accounts for 33% of activity. Activity outside home state (CA): 67%.
+3 other states with fewer inspections
| 13 |
| 9 |
| Hours-of-Service Compliance | 11 | 6 | 2 |
| Unsafe Driving | 7 | 2 | 0 |
| Driver Fitness | 2 | 1 | 1 |
| LA |
| TRUCK TRACTOR |
| 6 |
| 0 |
| Aug 2, 2025 | OR | TRUCK TRACTOR | 3 | 1 |
| Jul 24, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Jul 3, 2025 | TX | TRUCK TRACTOR | 6 | 2 |
| Jun 26, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Jun 18, 2025 | NM | TRUCK TRACTOR | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Nov 6, 2025 | 3922SLLMF | State/Local Laws - Wheel (mud) flaps missing or defective | Vehicle Maintenance | — |
| Nov 6, 2025 | 39311A1LCHL | Lighting - Lamps improper color height location. | Vehicle Maintenance | — |
| Nov 6, 2025 | 39378AWS | Washers - Inoperative washing system. | Vehicle Maintenance | — |
| Aug 20, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Aug 20, 2025 | 3953A1HOSPD | HOS (Property) - Driving more than 11 hours following 10 consecutive hours off duty during the current 8 consecutive day period. Date and Time | Hours-of-Service Compliance | — |
| Aug 6, 2025 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Aug 6, 2025 | 39347BBMBCBD | Drum Brake - Mismatched brake chamber sizes on the same axle other than a steering axle | Vehicle Maintenance | — |
| Aug 6, 2025 | 39355EB | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1 1998 | Vehicle Maintenance | — |
| Aug 6, 2025 | 39395A4EEUS | Emergency Equipment - Fire Extinguishers - unsecured | Vehicle Maintenance | — |
| Aug 6, 2025 | 3939ALHLI | Lighting - Headlamp(s) - Any inoperative | Vehicle Maintenance | — |