We offer Subsurface Utility Engineering services, Utility Coordination and Utility Construction Management. We subcontract civil engineering, utility design and land surveying and mapping services to licensed firms.

Subsurface Utility Engineering

Our staff has over 30 years of experience in providing services to government agencies and private clients. We pride ourselves on our ability to provide any service to fulfill our clients' requirements. BLD is one of the leading SUE firms in the southeast.

Subsurface Utility Engineering Services (S.U.E.) - A Complete Process.

BLD Associates, LLC offers a range of Subsurface Utility Engineering including utility designating, locating, permitting, utility coordination and construction management. Utility engineering and design is sub-contracted to Lamm Engineering Associates and utility mapping to Joyner Land Surveying.

  • Experts in managing all aspects of conflict avoidance, and resolution.
  • We minimize utility relocations, construction conflicts, and projects delays.
  • We can offer feasibility studies to ensure project soundness.
  • We have the expertise and accuracy to help avoid costly mistakes and project delays.

When it comes to subsurface imaging, inaccurate information can result in costly conflicts, damage, delays, service disruptions, redesigns, claims and even injuries or lost lives. To avoid these issues, many clients turn to BLD Associates, LLC, a leader among the SUE community in subsurface imaging technologies. Our staff has the expertise required to deliver accurate utility information needed by clients, engineers, contractors and designers to make informed project decisions. See our SUE page for more information.
Ground Penetrating Radar (GPR)

Used in accordance with 3-D underground radar technology to locate utilities and other structures, the 3-D radar technology adds to SUE projects by locating utilities and providing basic vertical information without excavation. Best use is in initial planning stage. Vacuum Excavation is still required for final design.

Surveying and Mapping

The industry has undergone significant technological advancements and Joyner Surveying will utilize global positioning system (GPS) and geographic information system (GIS) as well as traditional total station surveying methods.

Computer-Aided Design and Drafting (CADD)

We employ a staff of CADD experts to assist our client's diverse utility and engineering needs.

Utility Coordination

With extensive experience in utility coordination and negotiation, problems can be anticipated and solved before impacting design or construction. BLD Associates, LLC appreciates ongoing, productive relationships with numerous state DOT's, local, county and city governments, utility companies, engineering and consulting firms and construction firms.


This includes implementation of new systems repairing, upgrading, extending or expanding existing systems or relocating utility facilities due to roadway improvements.

Construction Management

BLD Associates, LLC offers "Owners Representation" taking their project from idea, to planning, to financing, to design, to construction, and ultimately to operation. Our strategy for success has been to work with owners to understand their needs and then assemble a network of strategic teaming partners who contribute their expertise to the overall work plan which is developed in partnership with the owner, and executed by BLD Associates, LLC.

Global Positioning Systems (GPS)

Can be provided by sub-contract through a licensed surveyor. These systems play an integral role in advanced surveying and mapping programs.

Geographic Information Systems (GIS)

A geographic information system (GIS) is a computer-based system capable of assembling, storing, manipulating, analyzing, managing and displaying both spatial (geographic or land-referenced) and non-spatial (time referenced) information.

Avoid Costly Disasters. Trust BLD Associates, LLC.

(White Utility Marker Post is on west side of road near trees)