Taller Internacional de Conservación y Restauración de Arquitectura de Tierra/International Workshop on the Conservation and Restoration of Earthen Architecture (TICRAT) is a bi-national partnership between the National Park Service and the Institutio Nacional de Antropología e Historia. Since 1994, these hands-on workshops have convened adobe experts from both countries to disseminate traditional earthen building practices and ensure the safeguarding of the integrated cultural heritage across the US-Mexico border.

TICRAT | arizona 2026 is a project of the Missions Initiative in partnership with Patronato San Xavier, the Vanishing Treasures Program of the U.S. National Park Service, and the University of Arizona.

TICRAT | arizona 2026 was held at Tumacácori National Historical Park, Mission San Xavier del Bac, and Historic Canoa Ranch from Monday, March 16th – Friday, March 20th. Experts and instructors from the US and Mexico led hands-on training modules over a 4-day period to NPS and INAH staff, students, professionals, indigenous and other community members. The workshop sites, two of which are Spanish Colonial missions, provided unique opportunities to assess differences of earthen construction systems, current uses, conservation treatments, and stewardship models.

TICRAT | arizona 2026 focused on earthen preservation practices and included tours, presentations, and hands-on training in building condition assessment, adobe brickmaking and repair, lime and mud plaster application, and heritage stewardship. TICRAT is intended for cultural resource professionals, students, educators, and community members with a specific focus on indigenous youth and young professionals.