Carrier profile · USDOT 3854325 · Updated Jun 13, 2026

SOUTHWEST CONCRETE CORP

52 power unitsavg 5.9 yrLocal · 1 statesFORT MYERS, FL82/100

AUTHORITY STATUS UNKNOWN

Observed fleet · trailing 24 mo daily

52Power units

36 observed · MCS-150

1Trailers seen

Decoded · vPIC

5.9Avg age (yr)

1997–2025 · vPIC

Call dispatch(239) 225-9999 Email dispatchMASTROCONCRETE@GMAIL.COM

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Load decision · FMCSA snapshot · Jun 13, 2026

Review before loading

Operating, but with flags a broker should weigh before tendering freight.

Driver out-of-service rate above average

Watch · 2

Driver out-of-service rate above average9.5% vs the 6.7% national average.Fatal crash on record1 crash(es) involving a fatality are on this carrier's record.

In good standing · 0

Nothing flagged.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo7.7%

▼ 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-mo7.7%

▼ 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

52 power units. Brokers price each fleet type apart.

Fleet age vs peersNewer

5.9 yr

Model years 1997–2025 · peer benchmark unavailable.

Identity stabilityStable

4 yr unchanged

Same registration since 2022 — no chameleon / reincarnation signal.

Safety

63 inspections · 24 mo · vs national benchmarks

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

Vehicle OOS 7.7%24-mo cumulative

050%nat'l 22.26%

Driver OOS 9.5%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 26 vehicle and 63 driver inspections over 24 months.

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

16.7% · latest 6-mo window▲ Rising

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending up 17.8 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

62 inspections in the charted months · busiest month Feb '25 · 4

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

≈0.6 / unit·yr

thin signalabundant signal

Roadside-inspection volume is about what you'd expect for a 52-unit fleet — enough signal to read the safety record, though not a heavy sample.

Registered power units: 52
Inspections · 24 mo: 63
Annualized: ≈32 / yr
Coverage: ≈0.6 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 Driving228 · 0 OOS
390.19 Unified registration / MCS-150Unsafe Driving13 · 0 OOS
393.9 Inoperative required lampsVehicle Maintenance9 · 1 OOS
396.17 Periodic (annual) inspectionVehicle Maintenance7 · 0 OOS
396.9 Inspection of motor vehicles in operationVehicle Maintenance5 · 0 OOS
393.78 Windshield wipersVehicle Maintenance5 · 0 OOS
383.51 Commercial Driver's License (CDL)Driver Fitness4 · 2 OOS
390.21 USDOT number marking on vehicleUnsafe Driving3 · 0 OOS
393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance3 · 0 OOS
391.41 No / expired medical certificateDriver Fitness2 · 2 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 & fleet

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 52
Observed power (24 mo): 36
Trailers (towed): 1

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

Fleet age· model years · decoded VINs

5.9 yr

Average age

2025

Newest model yr

1997

Oldest model yr

27.0%

VINs decoded

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

Operations & lanes

Revealed by inspection density across 1 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal

revealed

States observed

US states

Inspections · 24 mo

FL busiest

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

Home base

FORT MYERS, FL

3261 CARGO ST

Top corridor

FL 63

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 (1 truck · 1 carriers)

Across all inspections on record: USDOT 3659585

Shares a company officer with other carriers

mario mastronardi — 3 carriers: USDOT 1824665 USDOT 3659585

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Shared w/ other carriers

Registered and roadside-observed capacity are broadly consistent.

Explore the carrier network & VIN cross-links

Identity & contact

FMCSA census + L&I dossier

Location

Physical address: 3261 CARGO ST, FORT MYERS, FL, 33916-7528
Operation: Intrastate (Non-Hazmat)

Contact

Phone: (239) 225-9999
Email: mastroconcrete@gmail.com

Registration

Officer: Mario Mastronardi
USDOT / docket: 3854325
First registered: Mar 31, 2022
Last MCS-150: Sep 11, 2025 · 10,000,000 mi (2023)
FMCSA safety rating: Not rated
D-U-N-S: —

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

10,000,000

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

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Verification summaryAuthority, insurance, safety and identity facts for SOUTHWEST CONCRETE CORP.

SOUTHWEST CONCRETE CORP (USDOT 3854325) has a Vektor safety score of 82/100 and a Review before loading verdict, from the carrier's FMCSA record refreshed Jun 13, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Jun 13, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Jun 13, 2026.

Its vehicle out-of-service rate was 7.7% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Jun 13, 2026.

The carrier received 63 roadside inspections in the last 24 months — 26 vehicle-level and 63 driver-level — across 1 state, according to FMCSA roadside-inspection data refreshed Jun 13, 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 Jun 13, 2026.

It reports 52 power units and 60 drivers in its most recent MCS-150 filing dated Sep 11, 2025.

It has no FMCSA-assigned safety rating in the federal record refreshed Jun 13, 2026.

Frequently asked

What is SOUTHWEST CONCRETE CORP's USDOT number?

SOUTHWEST CONCRETE CORP's USDOT number is 3854325.

Is SOUTHWEST CONCRETE CORP authorized to operate?

As of Jun 13, 2026, SOUTHWEST CONCRETE CORP is active in the FMCSA register.

What is SOUTHWEST CONCRETE CORP's safety record?

SOUTHWEST CONCRETE CORP has a 7.7% vehicle out-of-service rate (national average 22.26%) across 93 roadside inspections, with 2 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 82/100 (tier: review).