Fleet typeIdentity
Asset-based
49 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 278344 · Updated Sep 6, 2026
Isc Building Materials Inc
DBA ISC BUILDING MATERIALS WALKER AND BYRD BUILDING MATERIALS
49 power unitsDALLAS, TX50/100
AUTHORITY STATUS UNKNOWN
Observed fleet · trailing 24 mo daily
49Power 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 · Sep 6, 2026
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Watch · 2
In good standing · 1
USDOT registration4040 yr registered
Authority not on fileInsurance (BIPD)— unknown
No filing on recordVehicle OOS · 24-mo—
No inspections · 24 moCrashes · fatal22
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
40 yr unchanged
Same registration since 1986 — no chameleon / reincarnation signal.
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Verification summary
ISC BUILDING MATERIALS INC (USDOT 278344) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score as of Sep 6, 2026.
The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Sep 6, 2026.
It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Sep 6, 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 Sep 6, 2026.
The carrier has 0 reportable crashes in the last 24 months and 2 fatal crashes across the full FMCSA crash record available as of Sep 6, 2026.
It reports 49 power units and 52 drivers in its most recent MCS-150 filing dated Apr 27, 2010.
It has no FMCSA-assigned safety rating in the federal record refreshed Sep 6, 2026.
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Frequently asked
What is ISC BUILDING MATERIALS INC's USDOT number?
ISC BUILDING MATERIALS INC's USDOT number is 278344.
Is ISC BUILDING MATERIALS INC authorized to operate?
As of Sep 6, 2026, ISC BUILDING MATERIALS INC is active in the FMCSA register.
How big is ISC BUILDING MATERIALS INC's fleet?
ISC BUILDING MATERIALS INC operates 49 power units and 52 drivers per its most recent MCS-150 filing.
Where is ISC BUILDING MATERIALS INC based?
ISC BUILDING MATERIALS INC is based in DALLAS, TX.
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