Equipment unit · VIN-decoded · NHTSA vPIC

2012 Polar Tank Trailer

1PMA34226C1038022 · Trailer · TRAILER
Carriers run under3
29 mo
Inspections10
all-time
OOS inspections3
of 10
First seenDec 15, 2023
TX
Last seenMay 18, 2026
TX
Inspected under 3 different carriers in 29 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
1PMA34226C1038022
Make
Polar Tank Trailer
Model
Polar Tank Trailer
Model year
2012
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
1PM

Deterministic · VIN positions 1–3.

Vehicle descriptor section
A3422

Deterministic · VIN positions 4–8.

Check digit
6 · valid

Deterministic · position 9; calculated value 6.

Model year candidates
1982 or 2012

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

North American serial sequence
038022

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
POLAR TANK TRAILER

Prefix basis · 201 decoded VINs at 100.0% prefix purity.

Model
Polar Tank Trailer

Prefix basis · 201 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
2012

Observed directly for this VIN via NHTSA vPIC.

Observed make
POLAR TANK TRAILER

Observed directly for this VIN via NHTSA vPIC.

Observed model
Polar Tank Trailer

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 · Dec 15, 2023 – May 18, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
May 18, 2026TXI · Full6OOSBLANCA ESTHER ALEJANDRO MARTINEZ 3339885220B831/TX
Feb 19, 2025TXII · Walk-around1PEGASUS INTERTRANSPORT LLC 3133806220B831/TX
Sep 9, 2024TXIII · Driver-only0PEGASUS INTERTRANSPORT LLC 3133806220B831/TX
Jun 18, 2024TXII · Walk-around2OOSPEGASUS INTERTRANSPORT LLC 3133806220B831/TX
May 15, 2024TXII · Walk-around1PEGASUS INTERTRANSPORT LLC 3133806220B831/TX
Mar 15, 2024TXII · Walk-around8MARTIN ARMANDO ZUNIGA PEREZ 3239168220B831/TX
Jan 16, 2024TXII · Walk-around3MARTIN ARMANDO ZUNIGA PEREZ 3239168220B831/TX
Jan 15, 2024TXII · Walk-around3MARTIN ARMANDO ZUNIGA PEREZ 3239168220B831/TX
Jan 10, 2024TXI · Full11OOSMARTIN ARMANDO ZUNIGA PEREZ 3239168220B831/TX
Dec 15, 2023TXII · Walk-around3MARTIN ARMANDO ZUNIGA PEREZ 323916828U365M/TX
03

Carriers this unit has run under

3 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
BLANCA ESTHER ALEJANDRO MARTINEZ3339885May 18, 2026May 18, 20261TA
PEGASUS INTERTRANSPORT LLC3133806May 15, 2024Feb 19, 20254TX
MARTIN ARMANDO ZUNIGA PEREZ3239168Dec 15, 2023Mar 15, 20245TA
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.
220B831TXBLANCA ESTHER ALEJANDRO MARTINEZMay 18, 2026May 18, 20261
220B831TXPEGASUS INTERTRANSPORT LLCMay 15, 2024Feb 19, 20254
220B831TXMARTIN ARMANDO ZUNIGA PEREZJan 10, 2024Mar 15, 20244
28U365MTXMARTIN ARMANDO ZUNIGA PEREZDec 15, 2023Dec 15, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 18, 2026