Equipment unit · VIN-decoded · NHTSA vPIC

2015 Ditch Witch T18S

1DSB202S8F1700669 · Trailer · TRAILER
Carriers run under1
24 mo
Inspections2
all-time
OOS inspections2
of 2
First seenJul 31, 2024
AZ
Last seenJul 17, 2026
AZ
01

Decoded identity

From the 17-character VIN via NHTSA vPIC

VIN
1DSB202S8F1700669
Make
Ditch Witch
Model
T18S
Model year
2015
Body class
Trailer
Vehicle type
TRAILER
GVWR
Not decoded
Decoded at
Aug 12, 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
1DS

Deterministic · VIN positions 1–3.

Vehicle descriptor section
B202S

Deterministic · VIN positions 4–8.

Check digit
8 · valid

Deterministic · position 9; calculated value 8.

Model year candidates
1985 or 2015

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

North American serial sequence
700669

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
DITCH WITCH

Prefix basis · 7 decoded VINs at 100.0% prefix purity.

Model
T18S

Prefix basis · 7 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
2015

Observed directly for this VIN via NHTSA vPIC.

Observed make
DITCH WITCH

Observed directly for this VIN via NHTSA vPIC.

Observed model
T18S

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 31, 2024 – Jul 17, 2026

DateStateLevelViol.OOSCarrier (DOT)Plate
Jul 17, 2026AZII · Walk-around6OOSUTILITY CONSTRUCTION COMPANY INC 18754023ZA25F/AZ
Jul 31, 2024AZI · Full11OOSUTILITY CONSTRUCTION COMPANY INC 18754023ZA25F/AZ
03

Carriers this unit has run under

1 distinct carrier · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
UTILITY CONSTRUCTION COMPANY INC1875402Jul 31, 2024Jul 17, 20262AZ
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.
3ZA25FAZ2UTILITY CONSTRUCTION COMPANY INCJul 31, 2024Jul 17, 20262
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Aug 12, 2026