Fleet typeIdentity
Asset-based
34 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 752155 · Updated Aug 20, 2026
Construction Materials Co Inc
DBA CONROCK
34 power unitsBLACKBURG, VA50/100
AUTHORITY STATUS UNKNOWN
Observed fleet · trailing 24 mo daily
34Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Not yet decoded
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 · 3
USDOT registration inactiveThe USDOT record is flagged inactive — the carrier may not be authorized to operate.No inspection history despite active fleetAn established carrier reporting 34 power units has no roadside inspections — a common shell/paper-carrier signal.MCS-150 census data outdatedThe biennial MCS-150 update is 8.8 years old; fleet/mileage figures may be unreliable.
In good standing · 1
USDOT registration2828 yr registered
Authority not on fileInsurance (BIPD)— unknown
No filing on recordVehicle OOS · 24-mo—
No inspections · 24 moCrashes · fatal00
No activity in windowVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Not yet decoded
Identity stabilityStable
28 yr unchanged
Same registration since 1998 — no chameleon / reincarnation signal.
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Verification summary
CONSTRUCTION MATERIALS CO INC (USDOT 752155) 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.
The carrier has 0 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 34 power units and 26 drivers in its most recent MCS-150 filing dated Nov 6, 2017.
It has no FMCSA-assigned safety rating in the federal record refreshed Aug 20, 2026.
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Frequently asked
What is CONSTRUCTION MATERIALS CO INC's USDOT number?
CONSTRUCTION MATERIALS CO INC's USDOT number is 752155.
Is CONSTRUCTION MATERIALS CO INC authorized to operate?
As of Aug 20, 2026, CONSTRUCTION MATERIALS CO INC is inactive in the FMCSA register.
How big is CONSTRUCTION MATERIALS CO INC's fleet?
CONSTRUCTION MATERIALS CO INC operates 34 power units and 26 drivers per its most recent MCS-150 filing.
Where is CONSTRUCTION MATERIALS CO INC based?
CONSTRUCTION MATERIALS CO INC is based in BLACKBURG, VA.
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