{"schema_version":1,"airport":"I41","entries":[{"cycle":"2026-01-22","from_cycle":"2025-12-25","id":"272ca9903332","priority":"fyi","category":"other","kind":"changed","summary":"HVQ navaid: radius: 0 -> 1 NM","source":"PJA_BASE","fields":[{"field":"PJA_RADIUS","old":"0","new":"1"}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"9a0039a2042f","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: 10 FT CONSTRUCTION EQUIPMENT AT RWY END, 51 FT L OF C, 0:1 OBSTN CLNC SLOPE.","source":"APT_RMK","original":"10 FT CONSTRUCTION EQUIPMENT AT RWY END, 51 FT L OF C, 0:1 OBSTN CLNC SLOPE."},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"f738d2d14097","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Numerous trees in the approach.","source":"APT_RMK","original":"NMRS TREES IN THE APCH.","fields":[{"field":"REMARK","old":"10 FT CONSTRUCTION EQUIP AT RWY END, 51 FT L OF CL, OBSTN CLNC SLOPE 0:1.","new":"NMRS TREES IN THE APCH."}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"75e1c538e632","priority":"fyi","category":"runway","kind":"changed","summary":"runway 02: controlling obstacle changed (now 70 ft tall, 30 ft from threshold, 75 ft left of centerline, clearance slope 0:1)","source":"APT_RWY_END","fields":[{"field":"OBSTN_HGT","old":"65","new":"70"}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"abf07e5c36ee","priority":"fyi","category":"runway","kind":"changed","summary":"runway 20: controlling obstacle changed (now 25 ft tall, 0 ft from threshold, 115 ft left of centerline, clearance slope 0:1); controlling obstacle: OTHER -> BLDG","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":"L"},{"field":"CNTRLN_OFFSET","old":"51","new":"115"},{"field":"OBSTN_CLNC_SLOPE","old":"1","new":"0"},{"field":"OBSTN_HGT","old":"10","new":"25"},{"field":"OBSTN_TYPE","old":"OTHER","new":"BLDG"}]}],"first_cycle":"2025-10-30","last_cycle":"2026-01-22"}