Roadside Inspection 88850718

Roadside inspection on Aug 29, 2026 in California • Carrier: KNIGHT TRANSPORTATION INC (USDOT 428823) • Vehicle: KENWORTH TRUCK TRACTOR

Vehicle OOS Driver: OK CVSA L1
Units Inspected
2
Total Violations
5
OOS Violations
2
40% of violations
Inspection Level
Level 1

Inspection Details

Key facts from the FMCSA inspection record.

Inspection #:
88850718
Date:
Aug 29, 2026
State:
California
Type:
Units inspected:
2
Violations:
5
HazMat:
No
Inspection site:
CASTAIC IF
Vehicle:
KENWORTH T680 TRUCK TRACTOR
Plate:
3379666 (IN)

What this inspection means

The vehicle was placed out of service at this inspection.

Cited issues fall mainly under Vehicle Maintenance, with a combined severity weight of 16.

Compared to the median Level 1 inspection nationwide in 2026, this is a more severe than typical result.

Severity context

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

vs this carrier's typical
5
Heavier than carrier average
Carrier averages 0.77 violations per inspection across 10,866 prior records
vs Level 1 median in California
5
Heavier than median (1)
Median of 100,157 Level 1 inspections in California during 2026
vs typical at CASTAIC IF
5
Heavier than station median (0)
Median of 13,528 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
5
4 more than the median (1)
Compared to 413,791 Level 1 inspections nationwide in 2026
OOS at this inspection
Yes
Cohort OOS rate: 28.9%
Out-of-service rate across all Level 1 inspections in 2026
Carrier clean-inspection rate (12 mo)
61%
2852 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
206
144 violations · 29 OOS
Prior 90 days
554
377 violations · 74 OOS · 0.68 per inspection
Prior 365 days
2852
1972 violations · 343 OOS · 0.69 per inspection
Honest opinion

An out-of-service order is one of the most consequential outcomes a roadside inspection can produce — the most heavily-weighted OOS citation here was 393.45B2-BHTD (Air Brake - Hose/tubing damage extending through the outer reinforcement ply., severity weight 4). (393.45B2-BHTD)

Units Inspected

2 unit(s) covered by this inspection.

Seq Type VIN Plate Make Model Year OOS
1 TRUCK TRACTOR 1XKYD49XXMJ438348 IN 3379666 KENWORTH T680 2021
2 SEMI-TRAILER 1JJV532DXKL123239 IN P634708 WABASH VANS Dry Van Duraplate 2019

Violations Cited

5 violation(s) recorded against this inspection.

Code Description Severity Wt BASIC OOS
393.45B2-BHTD Air Brake - Hose/tubing damage extending through the outer reinforcement ply. 4 Vehicle Maintenance OOS
393.47E Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt 4 Vehicle Maintenance
393.48A-BIBD Drum Brake - Inoperative other than a steering axle. 4 Vehicle Maintenance
393.53B-B Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear. 4 Vehicle Maintenance
396.3A1-BOS Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination. 0 Vehicle Maintenance OOS

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
88851894 Aug 29, 2026 CA L1 CASTAIC IF 0
88850728 Aug 29, 2026 CA L1 CHOWCHILLA RIVER IF 0
88850688 Aug 29, 2026 CA L3 DESERT HILLS IF 0
88847776 Aug 29, 2026 WY L3 WY 1
88847691 Aug 29, 2026 NC L3 MARION NC 0
88852323 Aug 28, 2026 IL L3 I-255 0

Other inspections of these vehicles

History for the VINs recorded on this inspection.

Inspection Date State Level VIN OOS
88851894 Aug 29, 2026 CA L1 1XKYD49XXMJ438348
88851894 Aug 29, 2026 CA L1 1JJV532DXKL123239
87920353 May 20, 2026 CA L1 1XKYD49XXMJ438348
85279487 Jul 20, 2025 CA L3 1XKYD49XXMJ438348
83753663 Jan 25, 2025 CA L3 1JJV532DXKL123239
83105182 Nov 6, 2024 NM L3 1JJV532DXKL123239
82957392 Oct 16, 2024 CA L1 1XKYD49XXMJ438348

Related records

Recent activity at CASTAIC IF

Other carriers inspected here recently.

Inspection Date Carrier Violations OOS
88851767 Aug 30, 2026 R & I TRUCKING LLC 0
88851736 Aug 30, 2026 WFI TRANSPORTATION INC 1
88851735 Aug 30, 2026 BAD BOY TRUCKING INC 4
88851725 Aug 30, 2026 KANYAN FREIGHT INC 3
88851724 Aug 30, 2026 JESUS RAFAEL GUZMAN COMPARAN 2 OOS
88851493 Aug 30, 2026 SCHNEIDER NATIONAL CARRIERS INC 0