SOUTHLAND INSULATORS OF MD
AUTHORIZEDDBA: DEVERE INSULATION CO HARFORD INSULATION CO
USDOT
518180
MC Number
N/A
Fleet Size
52
Total Drivers
56
FMCSA-derived snapshot updated: August 30, 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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Safety overview
SOUTHLAND INSULATORS OF MD is a mid-size interstate motor carrier based in BALTIMORE, Maryland, operating 52 power units with 56 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. The current imported FMCSA crash snapshot returned no matching crash rows for this carrier; this is not proof that no crash occurred. FMCSA records show 97 inspections for this carrier.
Truck insurance quotes
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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 14.4% and the average vehicle OOS rate is 26.1% across 44,063 carriers.
Company details
- Entity Type
- N/A
- Carrier Operation
- Interstate
- Operation Classification
- Private (Property)
- Cargo Carried
- N
- Hazmat
- No
- Safety Rating Date
- N/A
Inspections
97
Total
51%
Driver %
Insurance on file
CarrierOwl's current public FMCSA filing snapshot returned no matching insurance rows. This does not prove that no private coverage exists; verify current requirements and filings directly with FMCSA and the carrier.
Crash history
0
Total Crashes
Similar carriers in Maryland
Other carriers in the same state with a similar fleet size.
MARPLE TRUCKING INC
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TRAFFIC SYSTEMS INC
DAY AND SONS INC
COUGHLIN INC
Frequently asked questions
Is SOUTHLAND INSULATORS OF MD authorized to operate?
CarrierOwl's FMCSA-derived snapshot for SOUTHLAND INSULATORS OF MD (USDOT #518180) shows "AUTHORIZED" status. The snapshot lists them as an interstate carrier. Verify the current official record with FMCSA before booking a load.
What is SOUTHLAND INSULATORS OF MD's safety record?
SOUTHLAND INSULATORS OF MD has 97 inspections in CarrierOwl's current imported snapshot; the snapshot returned no matching crash rows. They do not show a formal FMCSA safety rating in CarrierOwl's current data. A zero result is limited to the dataset and snapshot window. Verify current BASIC percentiles and crash information directly with FMCSA before relying on them.
How many trucks does SOUTHLAND INSULATORS OF MD operate?
SOUTHLAND INSULATORS OF MD operates 52 power units with 56 drivers on file. That puts them in the mid-size range.
Does SOUTHLAND INSULATORS OF MD transport hazardous materials?
No. SOUTHLAND INSULATORS OF MD does not have a hazardous materials flag in the FMCSA database.
Where is SOUTHLAND INSULATORS OF MD located?
SOUTHLAND INSULATORS OF MD is based in BALTIMORE, Maryland at 7501 RESOURCE COURT, 21226. Phone: (410) 766-7408.
What are SOUTHLAND INSULATORS OF MD's out-of-service rates?
SOUTHLAND INSULATORS OF MD's driver out-of-service rate is 8.2%, compared with the 6.7% reference shown by FMCSA SMS when checked August 4, 2026. Interpret the difference with inspection volume and verify the current FMCSA record. Their vehicle out-of-service rate is 6.4%, compared with the 23.4% reference shown by FMCSA SMS when checked August 4, 2026. Interpret the difference with inspection volume and verify the current FMCSA record.