Carrier profile · USDOT 344755 · Updated Aug 20, 2026

Armstrong Contractors LLC

14 power unitsavg 10 yrLocal · 1 statesCOLUMBIA, SC80/100

AUTHORITY STATUS UNKNOWNRATED SATISFACTORYHAZMAT

Observed fleet · trailing 24 mo daily

14Power units

10 observed · MCS-150

4Trailers seen

Decoded · vPIC

10.0Avg age (yr)

2000–2024 · vPIC

Call dispatch(803) 788-1190 Email dispatchlynda@armstrongcontractors.com

Click to see how we scored it

Load decision · FMCSA snapshot · Aug 20, 2026

Review before loading

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

Watch · 2

Vehicle out-of-service rate well above average37.5% of vehicle inspections were placed out of service vs the 22.26% national average.Multiple injury crashes7 crashes involving injuries are on record.

In good standing · 1

Established 38 yearsOperating authority has been on file since 1989.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo37.5%

▲ 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-mo37.5%

▲ 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

14 power units. Brokers price each fleet type apart.

Fleet age vs peersTypical

10 yr

Model years 2000–2024 · peer benchmark unavailable.

Identity stabilityStable

37 yr unchanged

Same registration since 1989 — no chameleon / reincarnation signal.

Safety

37 inspections · 24 mo · vs national benchmarks

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

Vehicle OOS 37.5%24-mo cumulative

050%nat'l 22.26%

Driver OOS 2.7%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 8 vehicle and 37 driver inspections over 24 months.

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

33.3% · 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 14.3 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

36 inspections in the charted months · busiest month Jan '25 · 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.

Well-monitored

Under-inspected

Expected

Well-monitored

Heavily inspected

≈1.3 / unit·yr

thin signalabundant signal

Within the expected band for a 14-unit fleet — FMCSA has inspected this carrier often enough that the out-of-service and violation signals above are statistically trustworthy.

Registered power units: 14
Inspections · 24 mo: 37
Annualized: ≈19 / yr
Coverage: ≈1.3 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 Driving25 · 0 OOS
393.9 Inoperative required lampsVehicle Maintenance8 · 2 OOS
396.17 Periodic (annual) inspectionVehicle Maintenance8 · 0 OOS
393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance7 · 0 OOS
393.75 Tires (defective / underinflated / worn)Vehicle Maintenance3 · 3 OOS
396.3 Inspection / repair / maintenance not performedVehicle Maintenance2 · 0 OOS
383.23 Operating without a valid CDLDriver Fitness1 · 1 OOS
393.203 Parts & accessories (vehicle condition)Vehicle Maintenance1 · 0 OOS
393.78 Windshield wipersVehicle Maintenance1 · 0 OOS
393.11 Required lamps/reflectors missingVehicle 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): 14
Observed power (24 mo): 10
Trailers (towed): 4

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

Fleet age· model years · decoded VINs

10.0 yr

Average age

2024

Newest model yr

2000

Oldest model yr

78.6%

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

SC busiest

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

Home base

COLUMBIA, SC

600 LONGTOWN RD

Top corridor

SC 37

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

Shares a company officer with other carriers

michael armstrong — 16 carriers: USDOT 1284505 USDOT 1429470 USDOT 1441358 USDOT 1508176 USDOT 1513987 USDOT 1899959 USDOT 2017052 USDOT 2077511

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Registered and roadside-observed capacity are broadly consistent.

Explore the carrier network & VIN cross-links

Identity & Federal

FMCSA census + L&I dossier

Location

Physical address: 600 LONGTOWN RD, COLUMBIA, SC, 29229-0018
Mailing address: P O BOX 291053, COLUMBIA, SC, 29229-0018
Operation: Interstate· Hazmat

Contact

Phone: (803) 788-1190
Fax: (803) 454-0722
Email: lynda@armstrongcontractors.com
Web domain: armstrongcontractors.com

Registration

Officer: Michael Armstrong
USDOT / docket: 344755
First registered: Feb 22, 1989
Last MCS-150: Jun 2, 2025 · 500,000 mi (2024)
FMCSA safety rating: Satisfactory · Oct 14, 2005
D-U-N-S: —

Fleet (self-reported · MCS-150)

Power units

Drivers

CDL drivers

500,000

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 ARMSTRONG CONTRACTORS LLC.

ARMSTRONG CONTRACTORS LLC (USDOT 344755) has a Vektor safety score of 80/100 and a Review before loading 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 37.5% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Aug 20, 2026.

The carrier received 37 roadside inspections in the last 24 months — 8 vehicle-level and 37 driver-level — across 1 state, according to FMCSA roadside-inspection data refreshed Aug 20, 2026.

The carrier has 2 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available as of Aug 20, 2026.

It reports 14 power units and 13 drivers in its most recent MCS-150 filing dated Jun 2, 2025.

It has an FMCSA safety rating of Satisfactory assigned Oct 14, 2005 in the federal record refreshed Aug 20, 2026.

Frequently asked

What is ARMSTRONG CONTRACTORS LLC's USDOT number?

ARMSTRONG CONTRACTORS LLC's USDOT number is 344755.

Is ARMSTRONG CONTRACTORS LLC authorized to operate?

As of Aug 20, 2026, ARMSTRONG CONTRACTORS LLC is active in the FMCSA register.

What is ARMSTRONG CONTRACTORS LLC's safety record?

ARMSTRONG CONTRACTORS LLC has a 37.5% vehicle out-of-service rate (national average 22.26%) across 53 roadside inspections, with 2 reportable crashes in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor's computed risk score is 80/100 (tier: review).

How big is ARMSTRONG CONTRACTORS LLC's fleet?

ARMSTRONG CONTRACTORS LLC operates 14 power units and 13 drivers per its most recent MCS-150 filing.

Where is ARMSTRONG CONTRACTORS LLC based?

ARMSTRONG CONTRACTORS LLC is based in COLUMBIA, SC, with roadside inspections recorded across 1 state.

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