Equipment unit · VIN-decoded · NHTSA vPIC

2014 Blue Bird BB Conventional

1BAKBCBA3EF299993 · Bus - School Bus · BUS
Carriers run under2
26 mo
Inspections3
all-time
OOS inspections0
of 3
First seenJul 13, 2023
CA
Last seenSep 4, 2025
CA
Inspected under 2 different carriers in 26 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
1BAKBCBA3EF299993
Make
Blue Bird
Model
BB Conventional
Model year
2014
Body class
Bus - School Bus
Vehicle type
BUS
GVWR
Not decoded
Decoded at
Jul 19, 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
1BA

Deterministic · VIN positions 1–3.

Vehicle descriptor section
KBCBA

Deterministic · VIN positions 4–8.

Check digit
3 · valid

Deterministic · position 9; calculated value 3.

Model year candidates
1984 or 2014

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

North American serial sequence
299993

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
BLUE BIRD

Prefix basis · 310 decoded VINs at 100.0% prefix purity.

Model
BB Conventional

Prefix basis · 310 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
2014

Observed directly for this VIN via NHTSA vPIC.

Observed make
BLUE BIRD

Observed directly for this VIN via NHTSA vPIC.

Observed model
BB Conventional

Observed directly for this VIN via NHTSA vPIC.

Observed body class
Bus - School Bus

Observed directly for this VIN via NHTSA vPIC.

Observed vehicle type
BUS

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 13, 2023 – Sep 4, 2025

DateStateLevelViol.OOSCarrier (DOT)Plate
Sep 4, 2025CAV · Vehicle-only4DURHAM SCHOOL SERVICES LP 3506519PHY020/CA
Aug 8, 2024CAV · Vehicle-only0DURHAM SCHOOL SERVICES LP 350651
Jul 13, 2023CAV · Vehicle-only0ZUM SERVICES INC 3373523CR49X81/CA
03

Carriers this unit has run under

2 distinct carriers · grouped by DOT · newest activity first

CarrierDOTFirst seenLast seenInsp.State
DURHAM SCHOOL SERVICES LP350651Aug 8, 2024Sep 4, 20252IL
ZUM SERVICES INC3373523Jul 13, 2023Jul 13, 20231CA
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.
9PHY020CADURHAM SCHOOL SERVICES LPSep 4, 2025Sep 4, 20251
CADURHAM SCHOOL SERVICES LPAug 8, 2024Aug 8, 20241
CR49X81CAZUM SERVICES INCJul 13, 2023Jul 13, 20231
Sources: FMCSA SAFER · L&I · NHTSA vPIC · decoded Jul 19, 2026