Equipment unit · VIN-decoded · NHTSA vPIC

2006 Construction Trailer Specialists

1C93439236S770871 · Trailer · TRAILER
Carriers run under2
10 mo
Inspections4
all-time
OOS inspections0
of 4
First seenOct 29, 2025
TX
Last seenAug 20, 2026
TX
Inspected under 2 different carriers in 10 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
1C93439236S770871
Make
Construction Trailer Specialists
Model
CONSTRUCTION TRAILER SPECIALISTS
Model year
2006
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 19, 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
1C9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
34392

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
2006 or 2036

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

North American serial sequence
770871

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 · 15 decoded VINs at 100.0% prefix purity.

Model
CONSTRUCTION TRAILER SPECIALISTS

Prefix basis · 15 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.

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 · Oct 29, 2025 – Aug 20, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Aug 20, 2026TXII · Walk-around0—VELEZ ENVIRONMENTAL SERVICES LLC 2480635W37760/TX
Jul 9, 2026TXII · Walk-around5—VELEZ TRUCKING INC 1949781W37760/TX
Nov 28, 2025TXII · Walk-around2—VELEZ TRUCKING INC 1949781W37760/TX
Oct 29, 2025TXII · Walk-around5—VELEZ TRUCKING INC 1949781W37760/TX
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
VELEZ ENVIRONMENTAL SERVICES LLC2480635Aug 20, 2026Aug 20, 20261TX
VELEZ TRUCKING INC1949781Oct 29, 2025Jul 9, 20263TX
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.
W37760TX2VELEZ ENVIRONMENTAL SERVICES LLCAug 20, 2026 → Aug 20, 20261
W37760TX2VELEZ TRUCKING INCOct 29, 2025 → Jul 9, 20263
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026