Equipment unit · VIN-decoded · NHTSA vPIC

2016 Iowa steel fabrication Iowa Steel Fabrication, LLC.

1Z9M1AA29GA448161 · Trailer · TRAILER
Carriers run under2
28 mo
Inspections5
all-time
OOS inspections1
of 5
First seenFeb 15, 2024
OK
Last seenJun 23, 2026
CO
Inspected under 2 different carriers in 28 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
1Z9M1AA29GA448161
Make
Iowa steel fabrication
Model
Iowa Steel Fabrication, LLC.
Model year
2016
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jun 28, 2026
vPIC returns make / model / year / body class / GVWR. Fields it does not resolve are shown as Not decoded rather than guessed.
02

Inspection history

Every roadside inspection of this VIN, newest first · Feb 15, 2024 – Jun 23, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jun 23, 2026COII · Walk-around1—SENTINEL TRANSPORTATION LLC 6130849722LQ/OK
Apr 10, 2026OKII · Walk-around0—SENTINEL TRANSPORTATION LLC 6130849722LQ/OK
Oct 10, 2025OKII · Walk-around0—GROENDYKE TRANSPORT INC 42479722LQ/OK
Mar 11, 2024OKI · Full0—GROENDYKE TRANSPORT INC 42479722LQ/OK
Feb 15, 2024OKI · Full11OOSGROENDYKE TRANSPORT INC 42479722LQ/OK
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
SENTINEL TRANSPORTATION LLC613084Apr 10, 2026Jun 23, 20262DE
GROENDYKE TRANSPORT INC4247Feb 15, 2024Oct 10, 20253OK
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.
9722LQOK2SENTINEL TRANSPORTATION LLCApr 10, 2026 → Jun 23, 20262
9722LQOK2GROENDYKE TRANSPORT INCFeb 15, 2024 → Oct 10, 20253
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jun 28, 2026