Carrier profile · USDOT 1391228 · Updated Aug 20, 2026

Cornerstone Interlocking Inc

2 power unitsLAKELAND, FL50/100

AUTHORITY STATUS UNKNOWN

Observed fleet · trailing 24 mo daily

2Power units

Self-reported · MCS-150

—Trailers seen

None observed · 24 mo

—Avg age (yr)

Not yet decoded

Call dispatch(863) 816-1749

Click to see how we scored it

Load decision · FMCSA snapshot · Aug 20, 2026

Limited record

Not enough federal record to assess. Verify authority and insurance directly.

Watch · 2

No inspection history despite active fleetAn established carrier reporting 2 power units has no roadside inspections — a common shell/paper-carrier signal.MCS-150 census data outdatedThe biennial MCS-150 update is 21.1 years old; fleet/mileage figures may be unreliable.

In good standing · 1

Established 21 yearsOperating authority has been on file since 2005.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo—

No inspections · 24 mo

Crashes · fatal—

No crash record

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo—

No inspections · 24 mo

Crashes · fatal—

No crash record

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Owner-operator

2 power units. Brokers price each fleet type apart.

Fleet age vs peersDecoding

—

Not yet decoded

Identity stabilityStable

21 yr unchanged

Same registration since 2005 — no chameleon / reincarnation signal.

What we know

This carrier has a federal identity but no operating activity on the record. Everything the FMCSA holds is below — we're not drawing empty charts around it.

On the federal record· FMCSA census + L&I

USDOT: 1391228
USDOT registration: Active
Registered: Jul 4, 200521 years ago
Domicile: LAKELAND, FL
Self-reported fleet: 2 power units2 drivers
Last MCS-150: Jul 4, 2005
Phone: (863) 816-1749

Why this record is thin· what the federal datasets return

No roadside inspections on the FMCSA record — so there is no out-of-service rate, no BASIC percentile and no violation history to show.
No equipment observed in inspections — so no VIN-decoded units, fleet age or trailer count.
No inspection geography — so no operating footprint or lane map.
No insurance filing history on record — so no coverage limit, insurer or continuity timeline to chart.

An absent record is not a clean record. Verify operating authority and insurance directly with FMCSA — and request a certificate of insurance — before tendering a load.

Federal record →Authority & insurance →

Verification summaryAuthority, insurance, safety and identity facts for CORNERSTONE INTERLOCKING INC.

CORNERSTONE INTERLOCKING INC (USDOT 1391228) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score as of Aug 20, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Aug 20, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Aug 20, 2026.

The carrier received 0 roadside inspections in the last 24 months — 0 vehicle-level and 0 driver-level, according to FMCSA roadside-inspection data refreshed Aug 20, 2026.

It reports 2 power units and 2 drivers in its most recent MCS-150 filing dated Jul 4, 2005.

It has no FMCSA-assigned safety rating in the federal record refreshed Aug 20, 2026.

Frequently asked

What is CORNERSTONE INTERLOCKING INC's USDOT number?

CORNERSTONE INTERLOCKING INC's USDOT number is 1391228.

Is CORNERSTONE INTERLOCKING INC authorized to operate?

As of Aug 20, 2026, CORNERSTONE INTERLOCKING INC is active in the FMCSA register.

How big is CORNERSTONE INTERLOCKING INC's fleet?

CORNERSTONE INTERLOCKING INC operates 2 power units and 2 drivers per its most recent MCS-150 filing.

Where is CORNERSTONE INTERLOCKING INC based?

CORNERSTONE INTERLOCKING INC is based in LAKELAND, FL.

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