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Roadside Inspection 88410971

Roadside inspection on Jul 13, 2026 in Maryland • Carrier: TWIN TRUCKING LLC (USDOT 1541826) • Vehicle: MACK STRAIGHT TRUCK

Vehicle OOS Driver: OK CVSA L1
Units Inspected
1
Total Violations
6
OOS Violations
1
17% of violations
Inspection Level
Level 1

Inspection Details

Key facts from the FMCSA inspection record.

Inspection #:
88410971
Date:
Jul 13, 2026
State:
Maryland
Type:
—
Units inspected:
1
Violations:
6
HazMat:
No
Inspection site:
FREDERICK MD
Carrier (USDOT):
TWIN TRUCKING LLC (1541826)
Operating authority:
MC585265
Vehicle:
MACK GU (Granite) STRAIGHT TRUCK
Plate:
374ED07 (MD)

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 19.

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
6
Heavier than carrier average
Carrier averages 1.27 violations per inspection across 22 prior records
vs Level 1 median in Maryland
6
Heavier than median (1)
Median of 11,727 Level 1 inspections in Maryland during 2026
vs typical at FREDERICK MD
6
Heavier than station median (1)
Median of 3,339 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
6
5 more than the median (1)
Compared to 451,301 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)
31%
13 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
4
2 violations · 2 OOS
Prior 90 days
6
6 violations · 2 OOS · 1.00 per inspection
Prior 365 days
13
16 violations · 3 OOS · 1.23 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 396.3A1-BOS (Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination., severity weight 0). (396.3A1-BOS)

Units Inspected

1 unit(s) covered by this inspection.

Seq Type VIN Plate Make Model Year OOS
1 STRAIGHT TRUCK 1M2AX13C1JM043196 MD 374ED07 MACK GU (Granite) 2018 —

Violations Cited

6 violation(s) recorded against this inspection.

Code Description Severity Wt BASIC OOS
393.45D-B Air Brake - Audible air leak at a proper connection. 4 Vehicle Maintenance —
393.47E Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt 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-BALAC Brake - Audible air leak from a brake chamber 4 Vehicle Maintenance —
396.5B-L Lubrication - Oil or grease leak. 3 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
88978154 Sep 10, 2026 MD L2 JOINT BASE ANDREWS MD 1 —
88709909 Aug 14, 2026 MD L2 — 6 OOS
88482343 Jul 20, 2026 MD L2 — 3 OOS
88372722 Jul 8, 2026 MD L2 — 0 —
88360208 Jul 7, 2026 MD L2 — 1 OOS
88359156 Jul 7, 2026 MD L2 — 1 OOS

Other inspections of these vehicles

History for the VINs recorded on this inspection.

Inspection Date State Level VIN OOS
88372722 Jul 8, 2026 MD L2 1M2AX13C1JM043196 —
88360208 Jul 7, 2026 MD L2 1M2AX13C1JM043196 OOS
88345076 Jul 6, 2026 MD L2 1M2AX13C1JM043196 —
87451357 Mar 24, 2026 MD L2 1M2AX13C1JM043196 —
84794786 May 27, 2025 MD L2 1M2AX13C1JM043196 OOS
83193148 Nov 19, 2024 MD L2 1M2AX13C1JM043196 —

Related records

Recent activity at FREDERICK MD

Other carriers inspected here recently.

Inspection Date Carrier Violations OOS
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89089469 Sep 23, 2026 VINCENT & SON TRUCKING LLC 13 OOS
89089149 Sep 23, 2026 STERIS INSTRUMENT MANAGEMENT SERVICES INC 1 —