RECORDING AND ANALYSIS OF THE REC YARD AT ALCATRAZ ISLAND

摘要: Abstract. In the summer of 2012 students and professors from Concrete Industry Management (CIM ) program at California State University Chico, along with their partners National Park Service, invited Texas A&M to join forces perform a condition assessment Recreation Yard Alcatraz Island in San Francisco Bay. The is heavily visited area by tourists who are drawn island because its history as maximum security prison 20th c. Because history, first military fort 19thc., later prison, finally federal many difficult historical preservation related questions exist. This team was formed begin research on respect Yard. paper presentation will focus integration documentation technologies employed aid necessary for answering regarding recreations yard. Since that yard constructed top historic 19th c masonry it requested we also seek location tunnels below relationship walls. Teams were Non-destructive testing concrete walls determine size rebar, Ground Penetrating Radar determining photogrammetry laser scanning provide both overall detailed dimensional information current state material decay.