Roadside Inspection 88944762
Roadside inspection on Sep 9, 2026 in California • Carrier: MONARCH HEAVY HAUL CORP (USDOT 2943108) • Vehicle: WESTERN STAR TRUCK TRACTOR
Vehicle: OK
Driver: OK
CVSA L1
Inspection Details
Key facts from the FMCSA inspection record.
- Inspection #:
- 88944762
- Date:
- Sep 9, 2026
- State:
- California
- Type:
- —
- Units inspected:
- 1
- Violations:
- 0
- HazMat:
- No
- Inspection site:
- ONTARIO
- Carrier (USDOT):
- MONARCH HEAVY HAUL CORP (2943108)
- Operating authority:
- MC257271
- Vehicle:
- WESTERN STAR 4900 TRUCK TRACTOR
- Ticket make:
- Wsts
- Plate:
- ZP75506 (CA)
- VIN:
- 5KJNALD11NPMW9879
What this inspection means
This is a clean inspection — no violations were recorded.
Compared to the median Level 1 inspection nationwide in 2026, this is a clean and typical result.
Severity context
How mild, normal, or severe was this inspection compared to its carrier, state, and station?
vs this carrier's typical
0
On par with carrier average
Carrier averages 0.45 violations per inspection across 188 prior records
vs Level 1 median in California
0
Cleaner than median (1)
Median of 109,952 Level 1 inspections in California during 2026
vs typical at ONTARIO
0
On par with station median (0)
Median of 1,110 inspections at this station in the trailing 12 months
How this compares
National peer benchmarks for inspections at this level.
Violations vs Level 1 median
0
1 fewer than the median (1)
Compared to 455,442 Level 1 inspections nationwide in 2026
OOS at this inspection
No
Cohort OOS rate: 28.9%
Out-of-service rate across all Level 1 inspections in 2026
Carrier clean-inspection rate (12 mo)
81%
81 inspections in the trailing 12 months
Computed from this carrier's inspection history
Carrier trend at this moment
How active was this carrier's inspection record around this date?
Prior 30 days
5
0 violations · 0 OOS
Prior 90 days
24
8 violations · 1 OOS · 0.33 per inspection
Prior 365 days
81
26 violations · 4 OOS · 0.32 per inspection
Units Inspected
1 unit(s) covered by this inspection.
| Seq | Type | VIN | Plate | Make | Model | Year | OOS |
|---|---|---|---|---|---|---|---|
| 1 | TRUCK TRACTOR | 5KJNALD11NPMW9879 | CA ZP75506 |
WESTERN STAR
Ticket: Wsts
|
4900 | 2022 | — |
No violations cited during this inspection.
Nearby inspections (same carrier, ±60 days)
Other times this carrier was inspected around the same date.
| Inspection | Date | State | Level | Location | Violations | OOS |
|---|---|---|---|---|---|---|
| 88946087 | Sep 9, 2026 | CA | L1 | ONTARIO | 0 | — |
| 88945012 | Sep 9, 2026 | CA | L1 | ONTARIO | 0 | — |
| 88943939 | Sep 9, 2026 | CA | L1 | ONTARIO | 0 | — |
| 88835602 | Aug 27, 2026 | AZ | L3 | PARKER AZ | 0 | — |
| 88823172 | Aug 26, 2026 | AZ | L2 | PARKER AZ | 0 | — |
| 88790802 | Aug 25, 2026 | CA | L1 | ONTARIO | 0 | — |
Other inspections of these vehicles
History for the VINs recorded on this inspection.
| Inspection | Date | State | Level | VIN | OOS |
|---|---|---|---|---|---|
| 88395294 | Jul 13, 2026 | CA | L3 | 5KJNALD11NPMW9879 | OOS |
| 86137309 | Oct 22, 2025 | AZ | L3 | 5KJNALD11NPMW9879 | — |
| 86076621 | Oct 15, 2025 | AZ | L3 | 5KJNALD11NPMW9879 | — |
| 85763790 | Sep 12, 2025 | CA | L1 | 5KJNALD11NPMW9879 | — |
| 83932295 | Feb 18, 2025 | TX | L3 | 5KJNALD11NPMW9879 | — |
| 83318742 | Dec 5, 2024 | CA | L2 | 5KJNALD11NPMW9879 | — |
| 83293482 | Dec 2, 2024 | CA | L1 | 5KJNALD11NPMW9879 | — |
| 80712685 | Jan 22, 2024 | AZ | L3 | 5KJNALD11NPMW9879 | — |
Related records
Carrier
MONARCH HEAVY HAUL CORP
Full carrier record and safety profile.
Safety
Carrier crash history
Reportable crashes filed under this USDOT.
Authority
MC257271
Operating authority / MC docket detail.
Station
ONTARIO
All inspections at this site.
State
Inspections in California
Statewide inspection records.
Level
Level I — North American Standard
All inspections at this CVSA level.
Vehicle
VIN 5KJNALD11NPMW9879
All inspections and records for this VIN.
Plate
ZP75506 (CA)
All inspections tied to this plate.
Reference
FMCSR Violations
Violation-code reference library.
Recent activity at ONTARIO
Other carriers inspected here recently.
| Inspection | Date | Carrier | Violations | OOS |
|---|---|---|---|---|
| 89131155 | Sep 29, 2026 | AEC MORENO CORPORATION | 1 | — |
| 89130655 | Sep 28, 2026 | AEC MORENO CORPORATION | 3 | — |
| 89119833 | Sep 28, 2026 | R & B WHOLESALE DISTRIBUTORS LLC | 0 | — |
| 89119633 | Sep 28, 2026 | MANUFACTURING GREEN PRODUCTS INC | 3 | — |
| 89119612 | Sep 28, 2026 | APOLLO WOOD RECOVERY INC | 1 | — |
| 89116479 | Sep 27, 2026 | KONOIKE-PACIFIC CALIFORNIA INC | 0 | — |