Geophysical Engineering and Subsurface Imaging

The contract seeks qualified firms to deliver subsurface imaging services using ground penetrating radar, seismic refraction, and utility detection technologies to support tunneling and foundation construction projects within dense urban settings. The work is critical for identifying buried utilities, geological layers, and subsurface hazards to ensure safe and efficient excavation and infrastructure development. The scope requires precise spatial mapping and interpretation of underground conditions to mitigate risks and avoid disruptions to existing urban infrastructure. The solicitation is structured as a subcontract under NAICS code 541340, issued by the Port Authority of New York and New Jersey with performance expected in New York. Responses are due by July 24, 2026, and interested parties must submit proposals through the designated portal by the deadline to be considered. No set-aside provisions or specific organizational type requirements are indicated, meaning all eligible contractors may apply, provided they meet the technical and operational standards for delivering geophysical services in complex urban environments.