Equipment unit · VIN-decoded · NHTSA vPIC

2015 Construction Trailer Specialists

5TU34372XFS000698 · Trailer · TRAILER
Carriers run under4
26 mo
Inspections8
all-time
OOS inspections4
of 8
First seenFeb 23, 2024
TX
Last seenApr 28, 2026
TX
Inspected under 4 different carriers in 26 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
5TU34372XFS000698
Make
Construction Trailer Specialists
Model
CONSTRUCTION TRAILER SPECIALISTS
Model year
2015
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 18, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
Decode evidence & sources

Deterministic structure

These fields come directly from VIN positions and the published checksum calculation, with zero store IO.

World manufacturer identifier
5TU

Deterministic · VIN positions 1–3.

Vehicle descriptor section
34372

Deterministic · VIN positions 4–8.

Check digit
X · valid

Deterministic · position 9; calculated value X.

Model year candidates
1985 or 2015

Position 10 repeats every 30 years; both candidates are retained and neither is silently selected.

North American serial sequence
000698

Deterministic · positions 12–17 for a North American WMI.

Sourced platform inference

The prefix store publishes only at support ≥ 3 and purity ≥ 90%. Prefix confidence is shown beside every established platform claim.

Make
CONSTRUCTION TRAILER SPECIALISTS

Prefix basis · 33 decoded VINs at 100.0% prefix purity.

Model
CONSTRUCTION TRAILER SPECIALISTS

Prefix basis · 33 decoded VINs at 100.0% prefix purity.

Model line
Not established

No sourced model-line label is established.

No source established for this field.

Generation
Not established

No sourced generation label is established.

No source established for this field.

Cab type
Not established

No sourced cab label is established.

No source established for this field.

Federal observation (NHTSA vPIC)

What the federal corpus observed directly for this exact VIN — independent of, and sometimes more specific than, the prefix-level inference above.

Observed model year
2015

Observed directly for this VIN via NHTSA vPIC.

Observed make
CONSTRUCTION TRAILER SPECIALISTS

Observed directly for this VIN via NHTSA vPIC.

Observed model
CONSTRUCTION TRAILER SPECIALISTS

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Trailer

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
TRAILER

Observed directly for this VIN via NHTSA vPIC.

GVWR
Not established

Observed directly for this VIN via NHTSA vPIC.

Not established

  • model line
  • generation
  • cab type

These are withheld claims, not negative findings.

02

Inspection history

Every roadside inspection of this VIN, newest first · Feb 23, 2024 – Apr 28, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Apr 28, 2026TXII · Walk-around5OOSROCKIN SAND HAULERS LLC 4551281CZ8049/OK
Jan 22, 2026TXII · Walk-around3PRIME AGGREGATE TRANSPORTATION LLC 2010026CZ8049/OK
Jun 16, 2025TXII · Walk-around2OOSNORTH TX ROCK HAULERS LLC 4313484CZ8049/OK
Nov 27, 2024TXII · Walk-around4OOSA WILLIAMSON TRUCKING LLC 4142802CZ8049/TX
Aug 19, 2024TXII · Walk-around4A WILLIAMSON TRUCKING LLC 4142802CZ8049/TX
Jul 10, 2024TXII · Walk-around2OOSA WILLIAMSON TRUCKING LLC 4142802CZ8049/TX
Jul 9, 2024TXI · Full2A WILLIAMSON TRUCKING LLC 4142802CZ8049/OK
Feb 23, 2024TXII · Walk-around3A WILLIAMSON TRUCKING LLC 4142802235B519/TX
03

Carriers this unit has run under

4 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
ROCKIN SAND HAULERS LLC4551281Apr 28, 2026Apr 28, 20261TX
PRIME AGGREGATE TRANSPORTATION LLC2010026Jan 22, 2026Jan 22, 20261TX
NORTH TX ROCK HAULERS LLC4313484Jun 16, 2025Jun 16, 20251TX
A WILLIAMSON TRUCKING LLC4142802Feb 23, 2024Nov 27, 20245TX
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.
CZ8049OKROCKIN SAND HAULERS LLCApr 28, 2026Apr 28, 20261
CZ8049OKPRIME AGGREGATE TRANSPORTATION LLCJan 22, 2026Jan 22, 20261
CZ8049OKNORTH TX ROCK HAULERS LLCJun 16, 2025Jun 16, 20251
CZ8049TXA WILLIAMSON TRUCKING LLCJul 10, 2024Nov 27, 20243
CZ8049OKA WILLIAMSON TRUCKING LLCJul 9, 2024Jul 9, 20241
235B519TXA WILLIAMSON TRUCKING LLCFeb 23, 2024Feb 23, 20241
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026