1. Aerodrome Obstruction Identification Surfaces
Teran Wong
Cohort 15
MS GIS
University of Redlands

2. Design and Implementation Challenge and Conclusion
Client
ESRI
Aeronautical Solution
Contact Person
Shane Barrett (Aeronautical Solution Product Manager)
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

3. Design and Implementation Challenge and Conclusion
Background
Air Safety
(((40882 flight operations / 31 days) / 24 hours) / 60 minutes) = ≈ 1
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

4. Design and Implementation Challenge and Conclusion
Background
Federal Aviation Administration (FAA)
International Civil Aviation Organization (ICAO)
Federal
Aviation
Regulations
(FAR)
Annexes
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

5. Design and Implementation Challenge and Conclusion
Background
FAA: FAR part 77, subpart C
ICAO: Annex 15 Chapter 10, eTOD
Obstruction Identification Surfaces (OIS)
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

6. Design and Implementation Challenge and Conclusion
Current Challenge
Update OIS features are very time consuming and labor intensive
OIS Charts maintenance
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

7. Design and Implementation Challenge and Conclusion
Solution
Develop a geoprocessing (gp) tool to generate the OIS features automatically
Store the OIS features in Geodatabase
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

8. Design and Implementation Challenge and Conclusion
Database Design
Input Tables
General Format Identifier
Airport Name
FAA OIS Parameter
eTOD OIS Parameter
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

9. Design and Implementation Challenge and Conclusion
Database Design
Output Tables
FAA OIS Type:
Primary,
Horizontal,
Conical,
Approach,
or Transitional
eTOD OIS Type:
2a, 2b, or 2c
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

10. Design and Implementation Challenge and Conclusion
Database Design
Populate Z Value
Original ADHPSurfaceLine
New ADHPSurfaceLine with elevation
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

11. Design and Implementation Challenge and Conclusion
GP Tool Form Design
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

12. Design and Implementation Challenge and Conclusion
Workflow Design
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

13. Design and Implementation Challenge and Conclusion
Workflow Design
When the user specify the type of the OIS, the tool will populate the required input parameters
eTOD OIS only uses part of the input parameter
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

14. Design and Implementation Challenge and Conclusion
Message Design
Summary of input parameters
Type of OIS specification and surface type
Time needed to generate OIS features
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

15. OIS Features Attribute Tables
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

16. eTOD OIS Features in ArcMap
Area 2a
Area 2b
Area 2c
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

17. FAA OIS Features in ArcMap
Horizontal Surface
Primary Surface
Approach Surface
Transitional Surface
Conical Surface
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

18. OIS Features in ArcScene
FAA OIS
Area 2a
Approach Surface
Primary Surface
eTOD OIS
Conical Surface
eTOD OIS
Area 2b
Area 2c
Horizontal Surface
Transitional Surface
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

19. Summary of OIS features
FAA OIS 1:50,000
FAA OIS 1:150,000
eTOD OIS 1:150,000
More Surfaces
Larger Area
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

20. Design and Implementation Challenge and Conclusion
Development Logic
Create eTOD surfaces in order
Create FAA surfaces in order
Area 2a
Primary
Approach
Area 2b
Area 2c
Horizontal
Conical
Transitional
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

21. Design and Implementation Challenge and Conclusion
Development Logic
Used the lowest Z value as the reference point of the OIS features
Used the runway Z value as the reference point of the OIS features
Building
Runway
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

22. Design and Implementation Challenge and Conclusion
Development Logic
Vertical transitional surfaces issue
Transitional Surface
Transitional Surface
Transitional Surface
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

23. Challenge New version of ArcGIS made the development unstable.
A lot of research in three dimensional environmental functionalities
Lack of reference in OIS model

24. Design and Implementation Challenge and Conclusion
Generate
Input
Regenerate / Update
Display
User
Computer with ArcGIS
OIS Features
Request
Retrieve
Store
File Geodatabase
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

25. Design and Implementation Challenge and Conclusion
Future Development
Projection
Unit testing with NUnit
Different runway type in FAA
Different specification – ICAO Annex 14
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

26. Multiple runways One open-ended runway Ready for further 3D analysis
Future Development
Multiple runways
One open-ended runway
Ready for further 3D analysis
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

27. Design and Implementation Challenge and Conclusion
Future Development
Web Application
Design and Implementation
Challenge and Conclusion
Future Development
Introduction

28. Thank you

29. University of Redlands
Question
Teran Wong
MS GIS
University of Redlands