U.S. Army Corps of Engineers (USACE) AIS documentation May 27, 2023 U.S. Army Corps of Engineers (USACE) U.S. Army Engineer Research and Development Center (ERDC) AIS 101. 10 May 2021. Brian Tetreault. Coastal and Hydraulics Laboratory. Engineer Research and Development Center AIS 101. 09 January 2019. Brian Tetreault. Coastal and Hydraulics Laboratory. Engineer Research and Development Center