{"schema_version":1,"airport":"2Y4","entries":[{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"b28f458ad4c2","priority":"fyi","category":"runway","kind":"changed","summary":"runway 30: controlling obstacle changed (now 12 ft tall, 395 ft from threshold, 125 ft right of centerline, clearance slope 16:1); controlling obstacle: TREE -> ROAD","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"L","new":"R"},{"field":"CNTRLN_OFFSET","old":"120","new":"125"},{"field":"DIST_FROM_THR","old":"633","new":"395"},{"field":"OBSTN_CLNC_SLOPE","old":"6","new":"16"},{"field":"OBSTN_HGT","old":"66","new":"12"},{"field":"OBSTN_TYPE","old":"TREE","new":"ROAD"}]}],"first_cycle":"2026-07-09","last_cycle":"2026-07-09"}