SUMMARY
Infrastructure of flats is an important of building, that researchers would analyzed of flats infrastructure existing in the city of Yogyakarta, such as flat of Juminahan, Cokrodirjan and Rogoyudan. This study aims to analyze the infrastructure of three public apartments in Yogyakarta, based on the advantages and disadvantages of physical discomfort and un-safety of public apartments users. The analysis resulted some conclusions, such as (1) the material of infrastructure access to the building is adequate, but has dangerous ramp, (2) water infrastructure is adequate, (3) pipe of sewage is leaking, there are no sewage treatment, (4) Electrical Infrastructure is not good because the location of the electrical panel located on the outside of the building so prone to damage and the electricity network funneled into the building through the shaft and with the cable tray distributed throughout the room, (5) Condition of Fire Protections are much damaged, (6) The symbols of evacuation route path is incomplete, (7) Infrastructure of garbage disposal is not managed properly so that uncomfortable, (8) Lightning rod is adequate. Advantages and disadvantages of such infrastructure of public apartment may effect the users comfort, and this research will be useful for the next infrastructure planning.Kebutuhan Infrastruktur bangunan rumah susun menjadi hal penting. Sebelum merencanakan inovasi infrastruktur rumah susun di Kotamadya Yogyakarta, peneliti menganalisa kondisi eksisting infrastruktur dari tiga rumah susun sewa (rusunawa) di Kota Yogyakarta, yaitu dari karakteristik infrastruktur di Rusunawa Juminahan, Cokrodirjan dan Rogoyudan. Penelitian ini bertujuan menganalisa infrastruktur tiga rusunawa di Kotamadya Yogyakarta menurut keunggulan dan kelemahan fisik, ketidaknyamanan dan ketidakamanan pengguna rusunawa. Hasil analisa infrastruktur dari tiga rusunawa tersebut yaitu (1) material akses ke bangunan memadai, dan kemiringan ramp curam, (2) infrastruktur air bersih memadai, (3) infrastruktur air kotor, banyak pipa yang bocor, tidak terdapat pengolaha limbah, (4) Infrastruktur elektrikal tidak memadai karena letak panel listrik terdapat di luar bangunan sehingga rawan dengan kerusakan, (5) Kondisi sistem penanggulangan bahaya kebakaran banyak yang rusak, peralatannya hilang, (6) Jalur evakuasi tidak memadai karena simbol jalur evakuasinya tidak lengkap, (7) Infrastruktur persampahan shaft sampah dan penampungan sampah tidak dikelola dengan baik sehingga sampah berceceran dan menimbulkan bau yang tidak nyaman, (8) Penangkal petir cukup memadai sehingga bangunan aman terhadap petir. Analisa karakteristik tersebut berpengaruh terhadap kenyamanan penghuni rusunawa, dan dapat digunakan pada perencanaan infrastruktur rumah susun yang akan datang.