LDS Key West, Key West, Florida. The project consists of an elevated 5,500 SF single-story worship space and classrooms. The finish floor elevation must be four to five feet above grade. The structural system will be pre-manufactured wood roof trusses supported by perimeter precast concrete premanufactured wall panels. The precast concrete wall panels will be supported by an elevated reinforced concrete structure that conforms to the Key West and FEMA Building Standards. The design wind speed is 150 mph. The construction cost is estimated to be $2 million.