Our services
THRC offers a variety of cultural resource services to support and guide your regulatory compliance efforts, including:
  • Guidance in NHPA Sec. 106, DOTA Sec. 4(f), NEPA, & AHPA
  • Environmental scoping
  • Area of Potential Effect (APE) determination
  • Background research & literature review
  • Cultural resource identification, evaluation, & treatment
  • Tribal & agency consultation
  • Historical documentary, archival, & aerial photograph research
  • Archaeological & architectural field survey
  • Cultural resource documentation & evaluation
  • Maritime & terrestrial archaeological research
  • Archaeological monitoring during construction
  • Cell towers and telecommunication systems
  • Historic American Building Survey (HABS) architectural documentation
  • Determinations of Eligibility (DOEs) for the National Register of Historic Places
  • Memorandum of Agreement (MOA) & Programmatic Agreement (PA) preparation
  • GIS & spatial data acquisition, creation, & compilation
Our mission
THRC will guide clients through federal and state regulatory historic preservation processes to the successful conclusion of their compliance obligations, to the benefit of project stakeholders.