Subsurface Utility Engineering

Save Time & Money with Precise Location & Mapping

Discover the cutting-edge realm of Subsurface Utility Engineering (SUE), now officially acknowledged by the Federal Highway Administration (FHA). At BL Companies, we redefine precision in construction and renovation projects through our accurate location and mapping of subsurface utilities during the initial phases of construction and renovation projects. According to the FHA, studies have shown that SUE saves more than $4 for every $1 spent and reduces project delivery time by as much as 20%. No more costly setbacks for your endeavors – our team employs state-of-the-art computer equipment, software, and mapping technology, ensuring consistent and effortless avoidance of potential project impacts.


  • Electromagnetic Induction for Utility Markout
  • Ground-Penetrating Radar for Utility Markout
  • Vacuum Excavation for Utility Locating
  • CADD-Based 3D Mapping & Imaging
  • Utility Conceptual Design
  • Utility Design Development
  • Conflict Identification & Resolution
  • Drawings & Specifications for Conflict Resolution
  • Cost Estimating
  • Negotiation & Draft Agreements
  • Administration of Utility Coordination Strategy
  • Major Utility Relocation
  • Off-Site Improvements
  • Hookup of Utility Services