Equipment unit · VIN-decoded · NHTSA vPIC

2017 Whit-Log Whit-Log, Inc.

1W9W1S136HW110106 · Trailer · TRAILER
Carriers run under1
22 mo
Inspections4
all-time
OOS inspections3
of 4
First seenAug 6, 2024
OR
Last seenJun 4, 2026
OR
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1W9W1S136HW110106
Make
Whit-Log
Model
Whit-Log, Inc.
Model year
2017
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 9, 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
1W9

Deterministic · VIN positions 1–3.

Vehicle descriptor section
W1S13

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1987 or 2017

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

North American serial sequence
110106

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
WHIT-LOG

Prefix basis · 12 decoded VINs at 100.0% prefix purity.

Model
Whit-Log, Inc.

Prefix basis · 12 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
2017

Observed directly for this VIN via NHTSA vPIC.

Observed make
WHIT-LOG

Observed directly for this VIN via NHTSA vPIC.

Observed model
Whit-Log, Inc.

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 · Aug 6, 2024 – Jun 4, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 4, 2026ORII · Walk-around1OOSBRENT S MELSON 1232787HU46720/OR
Jul 29, 2025ORII · Walk-around1BRENT S MELSON 1232787HV16934/OR
Aug 13, 2024ORII · Walk-around2OOSBRENT S MELSON 1232787HV16934/OR
Aug 6, 2024ORIII · Driver-only1OOSBRENT S MELSON 1232787HV16934/OR
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BRENT S MELSON1232787Aug 6, 2024Jun 4, 20264OR
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.
HU46720ORBRENT S MELSONJun 4, 2026Jun 4, 20261
HV16934ORBRENT S MELSONAug 6, 2024Jul 29, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 9, 2026