Fleet typeIdentity
Asset-based
19 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 131841 · Updated Jun 13, 2026
SUBSURFACE TESTING SERVICES LTD
19 power unitsVERNON HILLS, IL50/100
AUTHORITY STATUS UNKNOWN
Observed fleet · trailing 24 mo daily
19Power 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 · Jun 13, 2026
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Established 52 yearsUSDOT registration inactive
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 19 power units has no roadside inspections — a common shell/paper-carrier signal.MCS-150 census data outdatedThe biennial MCS-150 update is 14.7 years old; fleet/mileage figures may be unreliable.
In good standing · 1
USDOT registration5252 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
52 yr unchanged
Same registration since 1974 — no chameleon / reincarnation signal.
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Verification summary
SUBSURFACE TESTING SERVICES LTD (USDOT 131841) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score as of 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.
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 Jun 13, 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 Jun 13, 2026.
It reports 19 power units and 18 drivers in its most recent MCS-150 filing dated Nov 30, 2011.
It has no FMCSA-assigned safety rating in the federal record refreshed Jun 13, 2026.
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Frequently asked
What is SUBSURFACE TESTING SERVICES LTD's USDOT number?
SUBSURFACE TESTING SERVICES LTD's USDOT number is 131841.
Is SUBSURFACE TESTING SERVICES LTD authorized to operate?
As of 2026-06-13, SUBSURFACE TESTING SERVICES LTD is inactive in the FMCSA register.
How big is SUBSURFACE TESTING SERVICES LTD's fleet?
SUBSURFACE TESTING SERVICES LTD operates 19 power units and 18 drivers per its most recent MCS-150 filing.
Where is SUBSURFACE TESTING SERVICES LTD based?
SUBSURFACE TESTING SERVICES LTD is based in VERNON HILLS, IL.
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