UNLIMITED UNDERGROUND
AUTHORIZEDUSDOT
3785164
MC Number
1356448
Fleet Size
3
Total Drivers
3
FMCSA-derived snapshot updated: July 23, 2026. This is not a real-time record; verify critical authority, insurance and safety details directly with FMCSA.
Broker verification report
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Request a sample CarrierOwl report for UNLIMITED UNDERGROUND. We will use this DOT profile to show authority, insurance, safety, contact consistency, and timestamped notes your team can save before sending a rate con.
Safety overview
UNLIMITED UNDERGROUND is a small interstate motor carrier based in HAMPSTEAD, Maryland, operating 3 power units with 3 drivers. CarrierOwl is currently validating BASIC percentile display against the official FMCSA SMS portal; use the inspection, out-of-service, crash, authority, and insurance data below as the primary public safety indicators on this page. Their driver out-of-service rate of 0.0% comes in under the 5.51% national average. No crashes on file. FMCSA records show 4 inspections for this carrier.
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BASIC scores
Under reviewCarrierOwl is validating BASIC percentile calculations against the official FMCSA SMS portal. Until that review is complete, use FMCSA directly for current BASIC percentiles and use the inspection, out-of-service, crash, authority, and insurance data on this page as supporting indicators.
BASIC percentile display is temporarily paused while we validate CarrierOwl's methodology against the official FMCSA SMS portal.
Out-of-service rates vs. national average
An out-of-service order means the driver or vehicle was pulled from operation during a roadside inspection.
For reference, the average driver OOS rate in Maryland is 14.0% and the average vehicle OOS rate is 26.0% across 43,724 carriers.
Company details
- Entity Type
- N/A
- Carrier Operation
- Interstate
- Operation Classification
- Authorized For Hire, Exempt For Hire, Private (Property)
- Cargo Carried
- N
- Hazmat
- No
- Safety Rating Date
- N/A
Inspections
4
Total
50%
Driver %
Insurance on file
Liability (BIPD)
BUILDERS MUTUAL INSURANCE COMPANY — eff. Jan 5, 2022
Cargo
Not on file
Surety Bond
Not on file
Trust Fund
Not on file
Source: Legacy FMCSA. Verify current filings directly with FMCSA before relying on them.
Crash history
0
Total Crashes
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Other carriers in the same state with a similar fleet size.
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Frequently asked questions
Is UNLIMITED UNDERGROUND authorized to operate?
CarrierOwl's FMCSA-derived snapshot for UNLIMITED UNDERGROUND (USDOT #3785164) shows "AUTHORIZED" status. The snapshot lists them as an interstate carrier. Verify the current official record with FMCSA before booking a load.
What is UNLIMITED UNDERGROUND's safety record?
UNLIMITED UNDERGROUND has 4 inspections on file and no crashes on record. They do not show a formal FMCSA safety rating in CarrierOwl's current data. CarrierOwl is validating BASIC percentile display against the official FMCSA SMS portal, so brokers should verify current BASIC percentiles directly with FMCSA before relying on them.
How many trucks does UNLIMITED UNDERGROUND operate?
UNLIMITED UNDERGROUND operates 3 power units with 3 drivers on file. That makes them a small carrier.
Does UNLIMITED UNDERGROUND transport hazardous materials?
No. UNLIMITED UNDERGROUND does not have a hazardous materials flag in the FMCSA database.
Where is UNLIMITED UNDERGROUND located?
UNLIMITED UNDERGROUND is based in HAMPSTEAD, Maryland at 2382 HARVEY GUMMEL RD, 21074. Phone: (443) 536-6447.
What are UNLIMITED UNDERGROUND's out-of-service rates?
UNLIMITED UNDERGROUND's driver out-of-service rate is 0.0%, compared to the national average of 5.51%. Below average, which is a good sign. Their vehicle out-of-service rate is 25.0% (national average: 20.72%).