Archaeology Guidelines for archaeological investigations in the District of Columbia are linked below. Table of Contents* Acknowledgements* Identification of Archaeological Resources: Phase I Archaeological Survey* Evaluation of Archaeological Sites: Phase II Testing* Treatment of Archaeological Resources: Phase III Data Recovery Investigations* Processing and Curation of Collections: Artifacts and Records* Reporting Standards for Archaeological Studies* * This document is presented in Portable Document Format (PDF). A PDF reader is required for viewing. Download a PDF Reader or Learn More About PDFs.