Carrier profile · USDOT 332314 · Updated Aug 20, 2026

Plimpton and Hills Corp

49 power unitsavg 6.5 yrRegional · 4 statesMERIDEN, CT88/100

AUTHORITY STATUS UNKNOWNRATED SATISFACTORY

Observed fleet · trailing 24 mo daily

49Power units

22 observed · MCS-150

—Trailers seen

None observed · 24 mo

6.5Avg age (yr)

2014–2026 · vPIC

Call dispatch(860) 522-4233

Click to see how we scored it

Load decision · FMCSA snapshot · Aug 20, 2026

Clear to load

Clear under the current scoring — review the flagged signal below before loading.

Watch · 1

Fatal crash on record1 crash(es) involving a fatality are on this carrier's record.

In good standing · 2

Established 38 yearsOperating authority has been on file since 1988.Out-of-service rates below national averageBoth vehicle and driver OOS rates beat the national benchmark across 55 inspections.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo0.0%

▼ 22.26% nat'l

Crashes · fatal

2 in 24 mo

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo0.0%

▼ 22.26% nat'l

Crashes · fatal

2 in 24 mo

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

Fleet typeIdentity

Asset-based

49 power units. Brokers price each fleet type apart.

Fleet age vs peersTypical

6.5 yr

Model years 2014–2026 · peer benchmark unavailable.

Identity stabilityStable

37 yr unchanged

Same registration since 1988 — no chameleon / reincarnation signal.

Safety

36 inspections · 24 mo · vs national benchmarks

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 0.0%24-mo cumulative

050%nat'l 22.26%

Driver OOS 5.6%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 18 vehicle and 36 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

0.0% · latest 6-mo window▼ Falling

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending down 11.0 pts across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

32 inspections in the charted months · busiest month Dec '24 · 5

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

Inspection coverage· expected vs observed · the fraud signal

Inspection coverage

How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.

Expected band

Under-inspected

Expected

Well-monitored

Heavily inspected

≈0.4 / unit·yr

thin signalabundant signal

Roadside-inspection volume is about what you'd expect for a 49-unit fleet — enough signal to read the safety record, though not a heavy sample.

Registered power units: 49
Inspections · 24 mo: 36
Annualized: ≈18 / yr
Coverage: ≈0.4 inspections / unit · yr

Violation themes· decoded · grouped by BASIC

What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.

392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving17 · 0 OOS
393.9 Inoperative required lampsVehicle Maintenance6 · 0 OOS
390.21 USDOT number marking on vehicleUnsafe Driving4 · 0 OOS
393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance4 · 0 OOS
393.47 Brake actuators / linings / componentsVehicle Maintenance3 · 0 OOS
396.3 Inspection / repair / maintenance not performedVehicle Maintenance2 · 1 OOS
393.75 Tires (defective / underinflated / worn)Vehicle Maintenance2 · 1 OOS
393.203 Parts & accessories (vehicle condition)Vehicle Maintenance1 · 0 OOS
391.41 No / expired medical certificateDriver Fitness1 · 1 OOS
393.53 Automatic brake adjusters / indicatorsVehicle Maintenance1 · 0 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & Insurance

Can they legally + adequately haul your load?

Insurance continuity· insurer · policy · lapses

No insurance filing history on record.

This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.

Explore full authority & insurance record

Equipment

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 49
Observed power (24 mo): 22
Trailers (towed): 0

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

6.5 yr

Average age

2026

Newest model yr

2014

Oldest model yr

50.0%

VINs decoded

Explore full fleet — VIN roster, equipment mix, age distribution

Operations & Lanes

Revealed by inspection density across 4 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusRegional

revealed

States observed

US states

Inspections · 24 mo

CT busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base

MERIDEN, CT

300 RESEARCH PARKWAY

Top corridor

CT 19 · NY 12 · MA 4

Density

fewermore

Shade = roadside inspections, last 24 mo.

See the full operating map — state density, top lanes

Network & Fraud

Affiliated entities & reincarnation signals · for review, not a verdict

No shared-VIN flow in the last 12 months

None of this carrier's trucks were inspected under another USDOT in the last 12 months — any shared equipment is historical, not active.

Show all-time history (4 trucks · 7 carriers)

Across all inspections on record: USDOT 82866 USDOT 3796930 USDOT 4159435 USDOT 141638 USDOT 4034120 USDOT 4335336 USDOT 3707209

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Shared w/ other carriers

Registered capacity materially exceeds what is observed roadside — the MCS-150 may be stale or the fleet under-utilized.

Explore the carrier network & VIN cross-links

Identity & Federal

FMCSA census + L&I dossier

Location

Physical address: 300 RESEARCH PARKWAY, MERIDEN, CT, 06450
Mailing address: PO BOX 1007, MERIDEN, CT, 06450
Operation: Interstate

Contact

Phone: (860) 522-4233
Fax: (860) 240-7566
Email: —

Registration

Officers: Leon Tates · Calvin A Hills Iii
USDOT / docket: 332314
First registered: Nov 18, 1988
Last MCS-150: Oct 29, 2024 · 1,027,252 mi (2020)
FMCSA safety rating: Satisfactory · Feb 20, 1990
D-U-N-S: 7971419

Fleet (self-reported · MCS-150)

Power units

Drivers

—CDL drivers

1,027,252

Annual mileage

Open the full identity & federal record

Federal activity

Daily-captured FMCSA licensing & insurance changes — monitored by Vektor

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.

Open the full federal-record activity feed

Reviews

Verified broker, shipper & driver reviews — moderated

Performance ratings only — never the Vektor risk score

No verified reviews yet

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Verification summaryAuthority, insurance, safety and identity facts for PLIMPTON AND HILLS CORP.

PLIMPTON AND HILLS CORP (USDOT 332314) has a Vektor safety score of 88/100 and a Clear to load verdict, from the carrier's FMCSA record refreshed 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.

Its vehicle out-of-service rate was 0.0% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Aug 20, 2026.

The carrier received 36 roadside inspections in the last 24 months — 18 vehicle-level and 36 driver-level — across 4 states, according to FMCSA roadside-inspection data refreshed Aug 20, 2026.

The carrier has 2 reportable crashes in the last 24 months and 1 fatal crash across the full FMCSA crash record available as of Aug 20, 2026.

It reports 49 power units and 66 drivers in its most recent MCS-150 filing dated Oct 29, 2024.

It has an FMCSA safety rating of Satisfactory assigned Feb 20, 1990 in the federal record refreshed Aug 20, 2026.

Frequently asked

What is PLIMPTON AND HILLS CORP's USDOT number?

PLIMPTON AND HILLS CORP's USDOT number is 332314.

Is PLIMPTON AND HILLS CORP authorized to operate?

As of Aug 20, 2026, PLIMPTON AND HILLS CORP is active in the FMCSA register.

What is PLIMPTON AND HILLS CORP's safety record?

PLIMPTON AND HILLS CORP has a 0.0% vehicle out-of-service rate (national average 22.26%) across 55 roadside inspections, with 2 reportable crashes in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor's computed risk score is 88/100 (tier: clear).

How big is PLIMPTON AND HILLS CORP's fleet?

PLIMPTON AND HILLS CORP operates 49 power units and 66 drivers per its most recent MCS-150 filing.

Where is PLIMPTON AND HILLS CORP based?

PLIMPTON AND HILLS CORP is based in MERIDEN, CT, with roadside inspections recorded across 4 states.

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