1. Design, Construction and Implementation of a Statewide Real Time Kinematic GPS Network John A. Ray Administrator Office of Aerial Engineering Ohio Department of Transportation September 21, 2004

2. Design Considerations Monument Stability Monument Stability Signal Quality Signal Quality Continuous Power Continuous Power Lightning Protection Lightning Protection Vandal Resistant Vandal Resistant Station Locations Station Locations Network Connections Network Connections Single Point Control Single Point Control Uniformity Uniformity Connectivity Connectivity Environmental Factors Environmental Factors Maintenance Maintenance

3. Monument Design

4. Form Design

5. Cabinet Design

6. Site Plan

7. Location Design (Phase 1)

8. Location Design (Phase 2)

9. Location Design (Phase 3)

10. Location Design (Phase 4)

11. Construction We elected to construct the entire system ourselves to ensure quality control, modify the design as needed and have a complete understanding of the system for maintenance activities.

12. CORS Crew L to R: Dave Beiter, Tim Burkholder, John Ray, Dave Albrecht, Rick Hentz, Jim Stafa & Greg Gerst

13. Construction Testing Location for Data Quality

14. Construction Test Hole

15. Construction Drilling Hole

16. Construction Set Reinforcing Steel

17. Construction Ditch

18. Construction Electrical Box

19. Construction Set Forms

20. Construction Pouring Concrete

21. Construction Antenna Mount

22. Construction Placing Antenna Mount

23. Construction Completed Monument (Classic)

24. Construction Completed Cabinet (Classic)

25. Construction CORS Lite Mount

26. Construction CORS Lite Cabinet

27. Implementation Rover Equipment

28. Implementation Telecommunications Solution

29. Implementation Network Adjustment

30. Implementation  User Agreements Pending!

31. Implementation User Access Each user will be assigned an “IP” address with a unique user log-on and password for authentication.

32. Implementation Training / Public Awareness Numerous training sessions and public presentations are planned to make potential users aware of what is available.

33. Implementation System Management  Daily monitoring  Website updates  NGS coordination  Software Upgrades  Hardware Upgrades  Future planning  Etc.

34. Implementation Cooperation with other entities  University  City  Private Company  County  County (outside Ohio)

35. Implementation Maintenance Preventative maintenance as well as emergency repairs will be performed to ensure maximum availability.