1. LGA NAS SURVEY DATE Resurvey RU2 & RU4 in 2015 1

2. SURVEY LOCATIONS 2010 ASDE-X ANTENNA ASR9 BARROMETRIC PRESSURE SYSTEM NGS CONTROL POINTS X1 – R/W 22 Glide Slope X2 – LGA RTR #3 RU1 – NE Side of ATCT RU2 – LLWAS #2 Edgewater Industrial Park RU3 – LLWAS #3 NY Times Printing Plant RU4 – Parking Lot #5 RU5 – Roof of Obser Twr at Aeronautics School RU6 – R/W 22 LOC/DME Shelter RU7 – LLWAS #1 parking Lot E10 RU8 – Tower Rikers Island RU9 – West Side of ATCT CTS1 – SE of Rwy 13 CTL2 – SE of Rwy 22 CTL3 – NW of Twy Z CTS4 – Island at Twy B & Y 2

3. CONTACTS NAS Survey Contacts: –(Susie) Gail Evans: Office Work: (405) 954-9834 cell (405) 826-2667 –Walter Meyer: (405) 954-2820 cell (405) 590-5050 –Jacqueline Wiese: Operations Eng Manager (405) 954-4771 LGA Contacts: –FAA Laguardia Air Traffic Control Tower –Building 100 –LaGuardia Airport –Flushing, NY 11371 Tel: (347) 846-1710, FAX: (347) 846-1736 –NY Terminal Eng Center Kimberlee Valdes: (718) 553-4115 cell (516) 776-3509 –NY Engineering Center Gary Y Wu: (718) 553-4838 3

4. SOKKIA NTRIP BASE RECEIVER 2010 04/13/2010 01/06/2010 4

5. NGS AJ8804 PAC 01/06/10 5

6. NGS AJ8804 PAC 10/26/2015 6

7. NGS SAC AJ8816 Localization Point 01/06/2010 7

8. NGS SAC AJ8816 LGA E 10/26/2015 8

9. NGS AJ8817 SAC Did Not Recover 2010 9

10. NGS AJ8817 LGA F 10/26/2015 10

11. X1 R/W 22 GLIDE SLOPE RU span about 30 inches New Location 4/13/2010 11

12. X2 LGA RTR #3 RU span about 39 inches 04/13/2010 12

13. RU1 NE SIDE of ATCT New Location 04/13/2010 13

14. RU1 NE SIDE of ATCT RT, Sector 73 Degrees, 10/26/2015 14

15. RU2 LLWAS #2 EDGEWATER IND PARK Collected with Mobile Mapper 01/06/2010 15

16. RU2 LLWAS #2 EDGEWATER IND PARK 10/27/2015 16

17. RU3 LLWAS #3 NY TIMES PRINTING PLANT 10/05/2010 17

18. RU4 PARKING LOT #5 Permanent Location with antenna 04/13/2010 TEMP PERM CENTER 18

19. RU4 Delta Connection 10/26/2015 19

20. RU5 ROOF OF OBSERVATION TWR AT AERONAUTICS SCHOOL 04/13/2010 20

21. RU6 R/W 22 LOC/DME SHELTER Collected on Pedestal 01/05/2010 21

22. RU7 LLWAS #1 PARKING LOT E10 01/05/2010 22

23. RU8 TOWER RIKERS ISLAND 01/06/2010 23

24. RU8 TOWER RIKERS ISLAND 10/26/2015 24

25. RU9 WEST SIDE OF ATCT 01/06/2010 25

26. RU9 WEST SIDE OF ATCT RT SECT 285 TO 315 DEG. 10/26/2015 26

27. ASDE on ATCT Collected with 3D Mapping 04/13/2010 27

28. ASDE on ATCT 04/13/2010 28

29. ASDE on ATCT 10/26/2015 29

30. ATCT Ground Manhole North of Tower 10/26/2015 30

31. ATCT Ground Manhole North of Tower 10/26/2015 31

32. Barometric Pressure System’s Tube end is located on the 14 th floor in the Microwave Balcony in the cable rack. 04/13/2010 01/06/2010 No tubing ATCT MSL = 6.47 Height to rack = 179.80 BPS Elevation = 186.27 On April 13, 2010 the tube end was down 6.5’ from the rail BPS Elevation = 186.27 Actual Tubing = -6.50 End of Tube = 179.67 04/13/2010 32

33. ASR9 LGA uses JFK’s ASR system. 33

34. CTS1 SE of R/W 13 01/05/2010 34

35. CTL2 SE of R/W 22 01/05/2010 35

36. CTL3 NW of TWY Z 01/06/2010 36

37. CTS4 ISLAND at TWY B & Y 01/06/2010 37