6750.16E Siting Criteria for Instrument Landing Systems
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ORDER 6750.16E SITING CRITERIA FOR INSTRUMENT LANDING SYSTEMS April 10, 2014 DEPARTMENT OF TRANSPORTATION FEDERAL AVIATION ADMINISTRATION Distribution: A-WXYZ-1; A-FFS-0 (SUPV); A-FIA-0 (SUPV) Initiated By: AJM-3221 A-FAS-1 (SUPV); A-FAT-2 (SUPV); A-FAF-0 (LTD) RECORD OF CHANGES DIRECTIVE NO 6750.16E CHANGE CHANGE SUPPLEMENT OPTIONAL TO SUPPLEMENT OPTIONAL TO BASIC BASIC FAA FORM 1320-5 (6-80) USE PREVIOUS EDITION ORDER 6750.16E National Policy Effective Date: 04/10/14 SUBJ: Siting Criteria for Instrument Landing Systems The material in this order is a result of a total review of Order 6750.16D. The purpose of the revision is to delete obsolete material that addressed antenna systems and other units that are no longer used, certain practices and requirements that are no longer required, and items of a similar nature. Distribution: A-WXYZ-1; A-FFS-0 (SUPV); A-FIA-0 (SUPV); Initiated By: AJM-3221 A-FAS-1 (SUPV); A-FAT-2 (SUPV); A-FAF-0 (LTD) 4/10/2014 6750.16E Table of Contents Paragraph Page Chapter 1. General Information 1. Purpose of This Order ............................................................................................................. 1-1 2. Audience ................................................................................................................................. 1-1 3. Where Can I Find This Order?................................................................................................ 1-1 4. Cancellation. ........................................................................................................................... 1-1 5. Explanation of Policy Changes ............................................................................................... 1-1 6. Application .............................................................................................................................. 1-2 7. Directive Verbs. ...................................................................................................................... 1-2 8. Procedures. .............................................................................................................................. 1-2 9. Introduction. ............................................................................................................................ 1-3 10. ILS Establishment Criteria. ................................................................................................... 1-3 11. ILS Components as Obstructions.......................................................................................... 1-4 12. National Airspace System Change Proposal (NCP). ............................................................ 1-4 13. General Description of the ILS. ............................................................................................ 1-5 14. Siting Effects on ILS Operations .......................................................................................... 1-5 15. Multiple ILS Establishments................................................................................................. 1-6 16. ILS Critical Areas. ................................................................................................................ 1-8 17. ILS Shelter Standards ......................................................................................................... 1-14 18. Reserved. ............................................................................................................................. 1-14 Chapter 2. The ILS Localizer 1. General Description. ............................................................................................................... 2-1 2. Localizer Location and Types. ................................................................................................ 2-4 3. Localizer Equipment Shelter ................................................................................................... 2-4 4. Description of the Antenna Systems ....................................................................................... 2-5 5. Siting Requirements ................................................................................................................ 2-6 6. Ground Check Points ............................................................................................................ 2-11 7. Site Effects on Localizer Performance ................................................................................. 2-12 8. Reserved ................................................................................................................................ 2-18 Chapter 3. The ILS Glide Slope 1. General Description. ............................................................................................................... 3-1 2. Glide Slope Antenna Array Selection ..................................................................................... 3-2 3. Terrain Considerations for Image-Type Glide Slopes ............................................................ 3-2 4. Site Preparation ....................................................................................................................... 3-8 5. Reserved. ............................................................................................................................... 3-10 6. End-Fire Glide Slope Criteria ............................................................................................... 3-12 7. Locating the Glide Slope Facility ......................................................................................... 3-13 8. Physical Requirements. ......................................................................................................... 3-27 9. Required Obstruction Clearance (ROC). .............................................................................. 3-27 10. Summary ............................................................................................................................. 3-27 i 4/10/2014 6750.16E Paragraph Page Chapter 4. Marker Beacons and Ancillary Aids 1. General Information ................................................................................................................ 4-1 2. Distance Measuring Equipment (DME). ................................................................................ 4-1 3. Marker Beacons. ..................................................................................................................... 4-1 4. Non-Directional Beacons and Low Power NDBS .................................................................. 4-5 5. Reserved .................................................................................................................................. 4-6 Chapter 5. Monitor and Control Requirements 1. General Requirements ............................................................................................................. 5-1 2. Control Requirements ............................................................................................................. 5-2 Chapter 6. ILS Power Requirements 1. Facility Requirements ............................................................................................................. 6-1 3. Installation Requirements ....................................................................................................... 6-1 4. Standby Power ........................................................................................................................ 6-1 5. Continuous Power Airport ...................................................................................................... 6-1 6. Reserved. ................................................................................................................................. 6-1 Chapter 7. Project Engineering and Facility Establishment 1. General Procedure ................................................................................................................... 7-1 2. Preliminary Survey ................................................................................................................. 7-1 3. Preliminary Report. ................................................................................................................. 7-1 4. Final Engineering Activities ................................................................................................... 7-2 5. Site Testing ............................................................................................................................. 7-2 Appendix 1. Glossary..................................................................................................................... 1 Appendix 2. Localizer Site Effects ................................................................................................ 1 Appendix 3. Glide Slope Site Effects ............................................................................................ 1 Appendix 4. RDH/ARDH Considerations ..................................................................................... 1 ii 4/10/2014 6750.16E List of Figures Figure Page 1-1 Multiple ILS Configurations ............................................................................................ 1-8 1-2 Category I, II, & III Localizer Critical Area .................................................................. 1-11 1-3 Image Glide Slope Critical Area .................................................................................... 1-12 1-4 End Fire Glide Slope Critical Area ...............................................................................