Icon	PID	Dist	Designation	State	Type	Found	Last Log	d/l
	ME3270	0.2mi W	O HARE CONTROL TWR BALL	IL	control tower	10/12/2019
	ME1676	0.2mi NW	AS S 30 E 95	IL	bolt
	ME1671	0.3mi NW	5 C LEYDEN TWP	IL	bolt
	ME1672	0.3mi NW	AS S 100 E 95	IL	bolt
	ME3176	0.4mi W	O HARE	IL	triangulation station disk
	ME3178	0.4mi W	AIRPORT BCN OHARE INTL AIRPORT	IL	airport beacon
	ME1673	0.6mi E	AS E 135 S 100	IL	bolt
	ME1670	0.9mi S	8 C LEYDEN TWP	IL	bolt
	ME3169	1.1mi NE	O HARE CHICAGO INTL APT TANK	IL	tank	06/19/2014
	ME3179	1.1mi E	AIRPORT BM K 17 COC	IL	survey disk
	ME3180	1.1mi E	AIRPORT BM K 18 COC	IL	survey disk
	ME3181	1.2mi SE	AIRPORT BM 91 COC	IL	metal rod
	ME3189	1.2mi SE	AIRPORT BM 90 COC	IL	metal rod
	ME3187	1.2mi NE	AIRPORT BM K 19 COC	IL	survey disk
	ME3197	1.3mi SW	AIRPORT BM K 6 COC	IL	survey disk	11/05/2004
	ME3232	1.3mi E	B 10	IL	horizontal control disk
	ME3239	1.3mi SE	B 9	IL	horizontal control disk
	ME3343	1.3mi S	J 133	IL	bench mark disk
	ME3264	1.3mi S	K 12	IL	horizontal control disk
	ME3183	1.4mi SE	AIRPORT BM K 15 COC	IL	survey disk
	ME3194	1.4mi SW	AIRPORT BM K 7 COC	IL	survey disk
	ME3191	1.4mi N	AIRPORT BM 69 COC	IL	metal rod
	ME3204	1.4mi S	J 133 RESET	IL	survey disk
	ME3193	1.4mi N	AIRPORT BM 68 COC	IL	metal rod
	ME3199	1.5mi SW	AIRPORT BM K 5 COC	IL	survey disk

Legend

• Benchmark Not Yet Logged
• Benchmark May Be Missing
• Benchmark Marked Destroyed
• Benchmark Found/Recovered

If not otherwise listed, the icon represents the most recent log.