{"schema_version":1,"airport":"4R5","entries":[{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"c51f88787bea","priority":"fyi","category":"runway","kind":"changed","summary":"runway 04: controlling obstacle changed (now 75 ft tall, 750 ft from threshold, 275 ft left of centerline, clearance slope 7:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"370","new":"275"},{"field":"DIST_FROM_THR","old":"1200","new":"750"},{"field":"OBSTN_CLNC_SLOPE","old":"17","new":"7"},{"field":"OBSTN_HGT","old":"56","new":"75"}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"f7369c84de8d","priority":"fyi","category":"runway","kind":"changed","summary":"runway 22: controlling obstacle changed (now 61 ft tall, 430 ft from threshold, 245 ft right of centerline, clearance slope 3:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"L","new":"R"},{"field":"CNTRLN_OFFSET","old":"235","new":"245"},{"field":"DIST_FROM_THR","old":"240","new":"430"},{"field":"OBSTN_CLNC_SLOPE","old":"1","new":"3"},{"field":"OBSTN_HGT","old":"45","new":"61"}]}],"first_cycle":"2025-10-30","last_cycle":"2025-10-30"}