Equipment unit · VIN-decoded · NHTSA vPIC

2004 Construction Trailer Specialists

1C93439204S770582 · Trailer · TRAILER
Carriers run under1
36 mo
Inspections5
all-time
OOS inspections2
of 5
First seenJul 10, 2023
CA
Last seenJul 22, 2026
CA
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1C93439204S770582
Make
Construction Trailer Specialists
Model
CONSTRUCTION TRAILER SPECIALISTS
Model year
2004
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 5, 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
0 · valid

Deterministic · position 9; calculated value 0.

Model year candidates
2004 or 2034

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

North American serial sequence
770582

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.

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
2004

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 · Jul 10, 2023 – Jul 22, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 22, 2026CAII · Walk-around3OOSEEL RIVER TRANSPORTATION AND SALVAGE 28495684EX1815/CA
Jun 16, 2026CAII · Walk-around0EEL RIVER TRANSPORTATION AND SALVAGE 28495684EX1815/CA
May 19, 2026CAI · Full2OOSEEL RIVER TRANSPORTATION AND SALVAGE 28495684EX1815/CA
Nov 13, 2023CAV · Vehicle-only0EEL RIVER TRANSPORTATION AND SALVAGE 28495684EX1815/CA
Jul 10, 2023CAII · Walk-around5EEL RIVER TRANSPORTATION AND SALVAGE 28495684EX1815/CA
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
EEL RIVER TRANSPORTATION AND SALVAGE2849568Jul 10, 2023Jul 22, 20265CA
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.
4EX1815CA2EEL RIVER TRANSPORTATION AND SALVAGEJul 10, 2023Jul 22, 20265
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 5, 2026