{"schema_version":1,"airport":"5H4","entries":[{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"423b1fb4490b","priority":"fyi","category":"runway","kind":"changed","summary":"runway 11: controlling obstacle changed (now , clearance slope 20:1); controlling obstacle: ROAD -> none","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":""},{"field":"CNTRLN_OFFSET","old":"310","new":""},{"field":"DIST_FROM_THR","old":"590","new":""},{"field":"OBSTN_HGT","old":"19","new":""},{"field":"OBSTN_TYPE","old":"ROAD","new":""}]},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"50d1d63ee235","priority":"fyi","category":"runway","kind":"changed","summary":"runway 29: controlling obstacle changed (now , clearance slope 20:1); controlling obstacle marking: marked (M) -> none; controlling obstacle: PLINE -> none","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":""},{"field":"CNTRLN_OFFSET","old":"210","new":""},{"field":"DIST_FROM_THR","old":"1244","new":""},{"field":"OBSTN_CLNC_SLOPE","old":"50","new":"20"},{"field":"OBSTN_HGT","old":"19","new":""},{"field":"OBSTN_MRKD_CODE","old":"M","new":""},{"field":"OBSTN_TYPE","old":"PLINE","new":""}]}],"first_cycle":"2025-12-25","last_cycle":"2025-12-25"}