• Archival and genealogical research

• GIS & archaeological probability modeling

• Existing Conditions Technical Reports

• Section 106 & 4(f) compliance recommendations

• Reconnaissance-level surveys and site assessments

At SPARC, feasibility studies form the foundation of responsible project planning. We conduct archival research, GIS and probability modeling, and field reconnaissance to assess the potential for cultural resources within a project area. Our team delivers clear, defensible Existing Conditions Technical Reports that help clients meet compliance obligations under Section 106 of the NHPA and Section 4(f) of the USDOT Act.

From remote background reviews to hands-on evaluations, SPARC ensures that preservation and development can move forward in harmony—saving time, money, and cultural legacy.0