DELAWARE CORNERSTONE BUILDERS INC

AUTHORIZED

DBA: DCB

3027 HUBBARD ROAD SUITE 103, LANDOVER, MD, 20785|(301) 864-2600

USDOT

917763

MC Number

N/A

Fleet Size

2

Total Drivers

2

Last updated: March 16, 2026

Broker verification report

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Safety overview

DELAWARE CORNERSTONE BUILDERS INC is a small interstate motor carrier based in LANDOVER, Maryland, operating 2 power units with 2 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 14.3% runs above the national average of 5.51%. No crashes on file. FMCSA records show 7 inspections for this carrier.

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BASIC scores

Under review

CarrierOwl 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.

Driver OOS rate14.3%
National average5.5%
Vehicle OOS rate33.3%
National average20.7%

For reference, the average driver OOS rate in Maryland is 13.2% and the average vehicle OOS rate is 25.4% across 42,394 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

7

Total

54%

Driver %

Driver Inspections7
Vehicle Inspections6
Driver OOS Rate14.3%
Vehicle OOS Rate33.3%

Insurance on file

No insurance records on file with FMCSA.

Crash history

0

Total Crashes

Fatal Crashes0
Injury Crashes0
Tow Crashes0

Frequently asked questions

Is DELAWARE CORNERSTONE BUILDERS INC authorized to operate?

Yes. DELAWARE CORNERSTONE BUILDERS INC (USDOT #917763) currently holds "AUTHORIZED" status with FMCSA. They're registered as an interstate carrier.

What is DELAWARE CORNERSTONE BUILDERS INC's safety record?

DELAWARE CORNERSTONE BUILDERS INC has 7 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 DELAWARE CORNERSTONE BUILDERS INC operate?

DELAWARE CORNERSTONE BUILDERS INC operates 2 power units with 2 drivers on file. That makes them a small carrier.

Does DELAWARE CORNERSTONE BUILDERS INC transport hazardous materials?

No. DELAWARE CORNERSTONE BUILDERS INC does not have a hazardous materials flag in the FMCSA database.

Where is DELAWARE CORNERSTONE BUILDERS INC located?

DELAWARE CORNERSTONE BUILDERS INC is based in LANDOVER, Maryland at 3027 HUBBARD ROAD SUITE 103, 20785. Phone: (301) 864-2600.

What are DELAWARE CORNERSTONE BUILDERS INC's out-of-service rates?

DELAWARE CORNERSTONE BUILDERS INC's driver out-of-service rate is 14.3%, compared to the national average of 5.51%. Higher than average, which could point to driver compliance issues. Their vehicle out-of-service rate is 33.3% (national average: 20.72%). Above average, which may point to vehicle maintenance gaps.