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COMPREHENSIVE LAND USE PLAN SANTA CLARA COUNTY SAN MARTIN AIRPORT Prepared for SANTA CLARA COUNTY AIRPORT LAND USE COMMISSION San Jose, California September 10, 2008 Amended 11/18/20 Prepared by Walter B. Windus, PE Aviation Consultant 12681 Saratoga Creek Dr. Saratoga, California (408) 255-1917 i ACKNOWLEDGEMENTS The author gratefully acknowledges the review, comments and recommendations provided by John Blair, Bob Sturdivant, and Arthur Knopf in the development of this CLUP. The assistance of San Martin Airport management, the County of Santa Clara and the community of San Martin are also acknowledged with thanks and appreciation. ii TABLE OF CONTENTS 1 INTRODUCTION AND BACKGROUND ..................................................................................... 1-1 1.1 PURPOSE AND SCOPE............................................................................................................. 1-1 1.2 LEGAL AUTHORITY................................................................................................................ 1-1 1.3 BACKGROUND AND HISTORY ............................................................................................. 1-2 1.4 CONTENTS OF THE COMPREHENSIVE LAND USE PLAN ............................................... 1-2 1.5 TECHNICAL REFERENCE DOCUMENT ............................................................................... 1-2 2 SAN MARTIN AIRPORT AND ENVIRONS................................................................................. 2-1 2.1 AIRPORT ROLE......................................................................................................................... 2-1 2.2 AIRPORT LAYOUT PLAN ....................................................................................................... 2-1 2.2.1 Existing Airport Facilities.................................................................................................... 2-4 2.2.2 Future Airport Facilities ...................................................................................................... 2-5 2.3 AVIATION ACTIVITY.............................................................................................................. 2-5 2.3.1 Based Aircraft...................................................................................................................... 2-5 2.3.2 Aircraft Operations.............................................................................................................. 2-5 2.4 AIRPORT ENVIRONS............................................................................................................... 2-8 3 LAND USE COMPATIBILITY GUIDELINES............................................................................. 3-1 3.1 OVERVIEW................................................................................................................................3-1 3.2 LAND USE COMPATIBILITY CRITERIA .............................................................................. 3-1 3.3 NOISE RESTRICTION AREA................................................................................................... 3-1 3.3.1 Airport Noise Descriptors.................................................................................................... 3-2 3.3.2 Land Use Compatibility Standards – California.................................................................. 3-2 3.3.3 Land Use Compatibility Standards - Santa Clara County.................................................... 3-3 3.3.4 San Martin Airport Noise Contours..................................................................................... 3-3 3.3.5 Aircraft Operations.............................................................................................................. 3-3 3.3.6 Impacts on Land Use ........................................................................................................... 3-6 3.4 HEIGHT RESTRICTION AREA................................................................................................ 3-8 3.4.1 Primary Surface ................................................................................................................... 3-8 3.4.2 Approach Surface ................................................................................................................ 3-8 3.4.3 Transitional Surface............................................................................................................. 3-8 3.4.4 Horizontal Surface............................................................................................................... 3-8 3.4.5 Conical Surface.................................................................................................................... 3-8 3.4.6 Summary............................................................................................................................ 3-11 3.5 SAFETY RESTRICTION AREA ............................................................................................. 3-11 3.5.1 Runway Protection Zone ................................................................................................... 3-13 3.5.2 Turning Sector Defined ..................................................................................................... 3-13 3.5.3 Inner Safety Zone .............................................................................................................. 3-13 3.5.4 Turning Safety Zone.......................................................................................................... 3-13 3.5.5 Outer Safety Zone.............................................................................................................. 3-13 3.5.6 Sideline Safety Zone.......................................................................................................... 3-14 3.5.7 Traffic Pattern Zone........................................................................................................... 3-14 3.6 OVERFLIGHT RESTRICTION AREA ................................................................................... 3-14 3.7 AIRPORT INFLUENCE AREA ............................................................................................... 3-14 iii 4 LAND USE COMPATIBILITY POLICIES................................................................................... 4-1 4.1 LAND USE PLANNING ISSUES.............................................................................................. 4-1 4.2 JURISDICTIONAL RESPONSIBILITIES................................................................................. 4-1 4.2.1 Santa Clara County Airport Land Use Commission............................................................ 4-1 4.2.2 Affected Local Agencies ..................................................................................................... 4-3 4.2.3 Airport Owner/Operator Responsibilities............................................................................ 4-4 4.3 COMPATIBILITY POLICIES.................................................................................................... 4-4 4.3.1 General Compatibility ......................................................................................................... 4-4 4.3.2 Noise Compatibility............................................................................................................. 4-5 4.3.3 Height Compatibility ........................................................................................................... 4-7 4.3.4 Tall Structure Compatibility ................................................................................................ 4-7 4.3.5 Safety Compatibility............................................................................................................ 4-7 4.3.6 Overflight ............................................................................................................................ 4-9 4.3.7 Reconstruction................................................................................................................... 4-10 4.3.8 Infill ................................................................................................................................... 4-10 5 IMPLEMENTATION....................................................................................................................... 5-1 5.1 CONSISTENCY WITH LOCAL PLANS AND ZONING......................................................... 5-1 5.2 LAND USE DESIGNATIONS ................................................................................................... 5-1 5.2.1 Airport Overlay Zones......................................................................................................... 5-1 5.2.2 Avigation Easements ........................................................................................................... 5-2 5.2.3 Buyer Awareness Measures................................................................................................. 5-3 5.2.4 Methods of Calculating Density and Building Occupancy.................................................. 5-4 6 BIBLIOGRAPHY.............................................................................................................................. 6-1 7 APPENDIX A..................................................................................................................................... 7-1 8 APPENDIX B..................................................................................................................................... 8-1 iv LIST OF TABLES Table