U.S. Army Corps of Engineers South Pacific Border District contractors construct bridge piles on the San Pedro River bank at a border barrier project near Naco, Arizona, Aug. 11. These projects are being executed by USACE, as directed through the U.S. Army by the Secretary of Defense, in response to Department of Homeland Security's request for assistance to help secure the United States southern border by blocking drug-smuggling corridors through the construction of roads and fences, and the installation of lighting under Section 284 of Title 10, U.S. Code. DoD and USACE are executing these projects in support of U.S. Customs and Border Protection.

U.S. Army Corps of Engineers South Pacific Border District contractors prepare cement and concrete for new barrier panels at the San Diego 15 border barrier project near Campo, California, July 21. These projects are being executed by USACE, as directed through the U.S. Army by the Secretary of Defense, in response to Department of Homeland Security's request for assistance to help secure the United States southern border by blocking drug-smuggling corridors through the construction of roads and fences, and the installation of lighting under Section 284 of Title 10, U.S. Code. DoD and USACE are executing these projects in support of U.S. Customs and Border Protection.

U.S. Army Corps of Engineers South Pacific Border District contractors place bollard barrier on the El Paso 5 border barrier project near Fabens, Texas, June 30. USACE is providing direction and oversight for Department of Defense-funded construction of border barrier projects from California to Texas. These projects are being executed by USACE, as directed through the U.S. Army by the Secretary of Defense, in response to the Presidential national emergency declaration dated Feb. 15, 2019, requiring the use of the armed forces and authorizing the use of Section 2808 of Title 10, U.S. Code. (No one in this video crossed the international border.) (U.S. Army Video by Robert DeDeaux)

U.S. Army Corps of Engineers South Pacific Border District contractor employees work on the barrier in the U.S. Customs and Border Protection's Tucson Sector near Lukeville, Arizona, June 18. These projects are being executed by USACE, as directed through the U.S. Army by the Secretary of Defense, in response to Department of Homeland Security's request for assistance to help secure the United States southern border by blocking drug-smuggling corridors through the construction of roads and fences, and the installation of lighting under Section 284 of Title 10, U.S. Code. DoD and USACE are executing these projects in support of U.S. Customs and Border Protection.