Triumphal Arch - Section 106 Assessment of Effect and Draft Programmatic Agreement

The National Park Service (NPS) is developing a design for the construction of the Triumphal Arch (the Arch), within the George Washington Memorial Parkway in Washington, D.C. As a federal undertaking, this project is subject to Section 106 of the National Historic Preservation Act of 1966, as amended, and its implementing regulations (36 Code of Federal Regulations [CFR] Part 800) 'Protection of Historic Properties' (Section 106). This Assessment of Effects Report describes the project (the proposed undertaking) and analyzes potential adverse effects on historic properties, including archeological resources, within the project area.

The NPS has also developed a draft Programmatic Agreement to govern resolution of effects associated with the proposed undertaking.

Note: The 508 compliant Assessment of Effects document was uploaded June 8, 2026.

Document Content:

Assessment of Effects Report.pdf   (371.4 KB, PDF file) Assessment of Effects Report_508 compliant.pdf   (344.6 KB, PDF file) Appendix A. Arch Plans and Renderings   (59.1 MB, PDF file) Appendix A.2. Transportation Plans.pdf   (18.4 MB, PDF file) Appendix B. Figures.pdf   (7.2 MB, PDF file) Appendix C. Area of Potential Effects Maps.pdf   (2.6 MB, PDF file) Appendix D. Historic Properties and Assessment of Adverse Effects Tables.pdf   (480.0 KB, PDF file) Draft Programmatic Agreement.pdf   (225.8 KB, PDF file) Disclaimer: Links within the above document(s) were valid as of the date published. Note: Some of the files may be in PDF format and can be viewed using the Adobe Acrobat Reader software. You may download a free copy of from Adobe Systems.