The Condition of America's Public School Facilities, 1999 (FRSS 73), is a study that is part of the Fast Response Survey System (FRSS) program; program data is available since 1998-99 at . FRSS 73 (https://nces.ed.gov/surveys/frss/) is a cross-sectional survey that collects and report data on key issues at public elementary and secondary schools in the United States. The sample for FRSS 73 included approximately 1000 public elementary, middle, and high schools. District personnel who were familiar with the condition of schools completed questionnaires for each sampled school in their districts. The study's weighted response rate was 91 percent. Key statistics produced from FRSS 73 provide information on the pervasiveness of air conditioning, the number of temporary classrooms, the number of days particular public schools were closed for repairs, planned construction, repairs, and additions, long range facilities plans, the age of public schools, overcrowding and practices used to address overcrowding, estimated costs for bringing facilities to a satisfactory condition, and the overall condition of roofs, floors, walls, plumbing, heating, electric facilities, and safety features.