At Accurate Infrastructure Data, Inc. (A|I|DATA), we build confidence – facilitating team member development, enabling client design and management, and supporting the public’s health, safety, and welfare.

A|I|DATA is a professional service firm and small business established in January 2005 to provide underground utility investigation, subsurface utility engineering, land surveying, and mapping services to engineers, surveyors, developers, facility managers, and construction industry professionals. Services include subsurface utility infrastructure and property records research, investigation, field marking, field data collection, and depiction or mapping. A|I|DATA employs electro-magnetic (EM) based instruments and ground penetrating radar (GPR) to detect underground utilities. Air-vacuum excavation methods are used to safely expose subsurface utilities so that they can be measured and documented. The latest survey instruments are used for field data collection.

The services offered by A|I|DATA are modeled on the relevant standards of practice including ASCE/UESI/CI 38-22, Standard Guideline for Investigating and Documenting Existing Utilities (ASCE 38-22).

A|I|DATA is Delaware DOT DBE certified, Maryland DOT DBE/MBE/SBE certified (no. 22-066), Virginia DSBSD DBE certified (no. 827169), and has similar certifications at City of Baltimore, through the District of Columbia Unified Certification Program, and in other jurisdictions.


Trusted Advice.

When you team with A|I|DATA we will work to understand your needs and provide advice on scope to meet them.


Trusted Data.

We meet your needs by providing thorough and accurate data that has been obtained using instruments and methods that adhere to the relevant standard of care.


Trusted Results.

Federal Highway Administration, Associated General Contractors, academic studies, and an increasing number of project owners agree that accurate utility infrastructure mapping – like accurate site survey – reaps benefits for schedules and budgets.