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Roadside Inspection 89036520

Roadside inspection on Sep 17, 2026 in Tennessee • Carrier: MAST TRUCKING INC (USDOT 178907) • Vehicle: FREIGHTLINER TRUCK TRACTOR

Vehicle: OK Driver OOS CVSA L1
Units Inspected
2
Total Violations
1
OOS Violations
1
100% of violations
Inspection Level
Level 1

Inspection Details

Key facts from the FMCSA inspection record.

Inspection #:
89036520
Date:
Sep 17, 2026
State:
Tennessee
Type:
—
Units inspected:
2
Violations:
1
HazMat:
No
Inspection site:
KNOXVILLE TN
Carrier (USDOT):
MAST TRUCKING INC (178907)
Operating authority:
MC171923
Vehicle:
FREIGHTLINER Cascadia TRUCK TRACTOR
Plate:
PWN7698 (OH)

What this inspection means

The driver was placed out of service at this inspection.

Cited issues fall mainly under Driver Fitness, with a combined severity weight of 2.

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
1
On par with carrier average
Carrier averages 0.62 violations per inspection across 313 prior records
vs Level 1 median in Tennessee
1
On par with median (1)
Median of 28,143 Level 1 inspections in Tennessee during 2026
vs typical at KNOXVILLE TN
1
Heavier than station median (0)
Median of 9,027 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
1
Same as the median (1)
Compared to 501,851 Level 1 inspections nationwide in 2026
OOS at this inspection
Yes
Cohort OOS rate: 28.8%
Out-of-service rate across all Level 1 inspections in 2026
Carrier clean-inspection rate (12 mo)
54%
90 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
6
4 violations · 0 OOS
Prior 90 days
15
14 violations · 1 OOS · 0.93 per inspection
Prior 365 days
90
63 violations · 8 OOS · 0.70 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 391.11B4-CLHA (Medical (Certificate) - Operating a commercial vehicle without corrective lenses or hearing aid as indicated on the driver's medical certificate, severity weight 2). (391.11B4-CLHA)

Units Inspected

2 unit(s) covered by this inspection.

Seq Type VIN Plate Make Model Year OOS
1 TRUCK TRACTOR 1FUJHHDR9MLMP6703 OH PWN7698 FREIGHTLINER Cascadia 2021 —
2 SEMI-TRAILER 1UYVS2532M6231615 OH TSE4258 UTILITY TRAILER MANUFACTURER Utility Trailer Manufacturer 2021 —

Violations Cited

1 violation(s) recorded against this inspection.

Code Description Severity Wt BASIC OOS
391.11B4-CLHA Medical (Certificate) - Operating a commercial vehicle without corrective lenses or hearing aid as indicated on the driver's medical certificate 2 Driver Fitness 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
89325105 Oct 20, 2026 OH L1 VAN WERT OH 3 OOS
89278047 Oct 14, 2026 TN L3 ARDMORE TN 1 —
89231516 Oct 9, 2026 OH L1 NEVADA OH 0 —
89205771 Oct 6, 2026 OH L1 MILTON TOWNSHIP OH 1 —
89168834 Oct 1, 2026 OH L1 JACKSON OH 0 —
89146197 Sep 29, 2026 OH L2 HOPEDALE OH 0 —

Other inspections of these vehicles

History for the VINs recorded on this inspection.

Inspection Date State Level VIN OOS
87653824 Apr 21, 2026 OH L1 1FUJHHDR9MLMP6703 —
86559481 Dec 10, 2025 WV L2 1FUJHHDR9MLMP6703 —
85249843 Jul 16, 2025 TN L3 1FUJHHDR9MLMP6703 —
83915361 Feb 17, 2025 OH L3 1FUJHHDR9MLMP6703 —
78827647 Jun 5, 2023 WV L2 1UYVS2532M6231615 —

Carrier booking & risk tools

Check booking and risk signals for USDOT 178907 — tools open pre-filled.

Related records

Recent activity at KNOXVILLE TN

Other carriers inspected here recently.

Inspection Date Carrier Violations OOS
89349121 Oct 23, 2026 ESTES EXPRESS LINES 0 —
89349097 Oct 23, 2026 GURUNG TRUCKING LLC 0 —
89348948 Oct 23, 2026 BIG RIG RUNNERS INC 0 —
89349222 Oct 22, 2026 TIP-TOP TRANSPORTATION LLC 1 OOS
89349044 Oct 22, 2026 ZOLY TRANSPORTATION LLC 1 —
89348403 Oct 22, 2026 TEMO EXPRESS INC 1 OOS