Equipment unit · VIN-decoded · NHTSA vPIC

2001 Mac trailer manufacturing MAC TRAILER MANUFACTURING

5MADS36331C004535 · Trailer · TRAILER
Carriers run under2
9 mo
Inspections9
all-time
OOS inspections1
of 9
First seenAug 22, 2025
WV
Last seenMay 6, 2026
WV
Inspected under 2 different carriers in 9 months
A unit that bounces between many operators can indicate slip-seating, heavy sub-haul, or double-brokering. Review the carrier timeline below for load integrity — context for human judgment, not a verdict.
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
5MADS36331C004535
Make
Mac trailer manufacturing
Model
MAC TRAILER MANUFACTURING
Model year
2001
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 16, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Aug 22, 2025 – May 6, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 6, 2026WVII · Walk-around6—MARCUM TRUCKING LLC 3421276C68757/WV
Mar 25, 2026WVII · Walk-around6—MARCUM TRUCKING LLC 3421276C68757/WV
Mar 9, 2026WVII · Walk-around5—BLACK DIAMOND CONTRACTING LLC 4250797C68757/WV
Mar 2, 2026WVII · Walk-around3—MARCUM TRUCKING LLC 3421276C68757/WV
Jan 29, 2026WVII · Walk-around4—BLACK DIAMOND CONTRACTING LLC 4250797C68757/WV
Jan 6, 2026WVII · Walk-around5—MARCUM TRUCKING LLC 3421276C68757/WV
Nov 24, 2025WVII · Walk-around7—MARCUM TRUCKING LLC 3421276C68757/WV
Oct 27, 2025WVII · Walk-around8—BLACK DIAMOND CONTRACTING LLC 4250797C68757/WV
Aug 22, 2025WVII · Walk-around6OOSMARCUM TRUCKING LLC 3421276C68757/WV
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARCUM TRUCKING LLC3421276Aug 22, 2025May 6, 20266WV
BLACK DIAMOND CONTRACTING LLC4250797Oct 27, 2025Mar 9, 20263WV
Names are left-joined from the FMCSA census; a DOT with no census match falls back to its number.
04

Plate & unit-number history

The same truck under different plate registrations across carriers

PlateState / prov.Unit no.CarrierDate rangeInsp.
C68757WV—MARCUM TRUCKING LLCAug 22, 2025 → May 6, 20266
C68757WV—BLACK DIAMOND CONTRACTING LLCOct 27, 2025 → Mar 9, 20263
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 16, 2026