Roadside Inspection 88507416

Roadside inspection on Jul 22, 2026 in Arizona • Carrier: DUNCAN & SON LINES INC (USDOT 44035) • Vehicle: KENWORTH TRUCK TRACTOR

Vehicle: OK Driver: OK CVSA L2
Units Inspected
2
Total Violations
2
OOS Violations
0
Inspection Level
Level 2

Inspection Details

Key facts from the FMCSA inspection record.

Inspection #:
88507416
Date:
Jul 22, 2026
State:
Arizona
Type:
Units inspected:
2
Violations:
2
HazMat:
No
Inspection site:
SAN SIMON AZ
Operating authority:
MC144606
Vehicle:
KENWORTH T680 TRUCK TRACTOR
Plate:
AL19944 (AZ)

What this inspection means

2 violations were recorded, but no out-of-service order was issued.

Cited issues fall mainly under Vehicle Maintenance, with a combined severity weight of 5.

Compared to the median Level 2 inspection nationwide in 2026, this is a slightly above typical result.

Severity context

How mild, normal, or severe was this inspection compared to its carrier, state, and station?

vs this carrier's typical
2
Heavier than carrier average
Carrier averages 0.69 violations per inspection across 623 prior records
vs Level 2 median in Arizona
2
Cleaner than median (3)
Median of 24,444 Level 2 inspections in Arizona during 2026
vs typical at SAN SIMON AZ
2
On par with station median (2)
Median of 2,012 inspections at this station in the trailing 12 months

How this compares

National peer benchmarks for inspections at this level.

Violations vs Level 2 median
2
1 more than the median (1)
Compared to 598,525 Level 2 inspections nationwide in 2026
OOS at this inspection
No
Cohort OOS rate: 29.0%
Out-of-service rate across all Level 2 inspections in 2026
Carrier clean-inspection rate (12 mo)
52%
243 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
18
14 violations · 2 OOS
Prior 90 days
46
29 violations · 5 OOS · 0.63 per inspection
Prior 365 days
243
186 violations · 29 OOS · 0.77 per inspection

Units Inspected

2 unit(s) covered by this inspection.

Seq Type VIN Plate Make Model Year OOS
1 TRUCK TRACTOR 1XKYD49X5PJ218295 AZ AL19944 KENWORTH T680 2023
2 SEMI-TRAILER 1UYVS2534P3936521 ME 5144593 UTILITY TRAILER MANUFACTURER Utility Trailer Manufacturer 2023

Violations Cited

2 violation(s) recorded against this inspection.

Code Description Severity Wt BASIC OOS
393.55E-B Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 1998. 4 Vehicle Maintenance
393.78A-WS Washers - Inoperative washing system. 1 Vehicle Maintenance

Violation categories (BASICs)

Federal behavior-analysis-and-safety-improvement buckets for the cited violations.

Nearby inspections (same carrier, ±60 days)

Other times this carrier was inspected around the same date.

Inspection Date State Level Location Violations OOS
89040614 Sep 18, 2026 CA L1 DESERT HILLS IF 0
89014745 Sep 16, 2026 NM L2 NM 1
89007775 Sep 15, 2026 CA L1 DESERT HILLS IF 0
88976470 Sep 11, 2026 CA L3 DESERT HILLS IF 0
88989538 Sep 10, 2026 CA L2 GRAPEVINE IF 0
88965371 Sep 10, 2026 CA L2 DESERT HILLS IF 1 OOS

Other inspections of these vehicles

History for the VINs recorded on this inspection.

Inspection Date State Level VIN OOS
88499424 Jul 23, 2026 CA L2 1UYVS2534P3936521 OOS
88499424 Jul 23, 2026 CA L2 1XKYD49X5PJ218295 OOS
87183826 Feb 25, 2026 TX L2 1UYVS2534P3936521
85423913 Aug 5, 2025 CA L2 1XKYD49X5PJ218295
82533834 Aug 30, 2024 US L2 1UYVS2534P3936521
79624452 Sep 5, 2023 CA L3 1XKYD49X5PJ218295 OOS

Related records

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