Equipment unit · VIN-decoded · NHTSA vPIC

2006 Western trailer company Western Trailer Company

5DN1145216B001018 · Trailer · TRAILER
Carriers run under2
33 mo
Inspections4
all-time
OOS inspections2
of 4
First seenOct 24, 2023
CA
Last seenJul 1, 2026
CA
Inspected under 2 different carriers in 33 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
5DN1145216B001018
Make
Western trailer company
Model
Western Trailer Company
Model year
2006
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Jul 17, 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 · Oct 24, 2023 – Jul 1, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 1, 2026CAIII · Driver-only1—MARTIN CASTILLO 28486154GN1397/CA
Mar 27, 2024CAI · Full1OOSCALIFORNIA CASCADE BUILDING MATERIALS INC 27868354GN1397/CA
Oct 24, 2023CAI · Full1OOSCALIFORNIA CASCADE BUILDING MATERIALS INC 27868354GN1397/CA
Oct 24, 2023CAI · Full0—CALIFORNIA CASCADE BUILDING MATERIALS INC 27868354GN1397/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
MARTIN CASTILLO2848615Jul 1, 2026Jul 1, 20261CA
CALIFORNIA CASCADE BUILDING MATERIALS INC2786835Oct 24, 2023Mar 27, 20243CA
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.
4GN1397CA2MARTIN CASTILLOJul 1, 2026 → Jul 1, 20261
4GN1397CA—CALIFORNIA CASCADE BUILDING MATERIALS INCOct 24, 2023 → Mar 27, 20243
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 17, 2026