II--1199 FFrroonnttaaggee RRooaaddss SSttuuddyy Task Assignment TPD 01-08 Contract # T0449P001 PGKG 3120 Working Paper No. 1 – Existing and Future Conditions Prepared by: January, 2008 091374019 Copyright © 2007, Kimley-Horn and Associates, Inc. TABLE OF CONTENTS WORKING PAPER 1 - EXISTING AND FUTURE CONDITIONS 1. INTRODUCTION ...................................................................................................................1 1.1 Study Purpose..............................................................................................................1 1.2 Study Area...................................................................................................................1 1.3 Purpose of Working Paper No. 1................................................................................2 2. REVIEW OF PLANS, STUDIES, AND PROGRAMMING INFORMATION ..................................5 2.1 Studies and Plans.........................................................................................................5 2.1.1 Interstate 19 Corridor Study, I-10 to Pima / Santa Cruz County Line, Corridor Report and General Plan, Kimley-Horn and Associates, October 2003.................................5 2.1.2 City of Nogales, Unified Nogales / Santa Cruz County Transportation 2000 Plan, December 2000 ....................................................................................................................7 2.1.3 City of Nogales, North-South / East-West Interconnectors and Frontage Roads Feasibility Analysis, January 2000.......................................................................................7 2.1.4 Town of Sahuarita, Arizona Small Area Transportation Study, September 1999 ..8 2.1.5 ADOT, Southeast Arizona Regional Transportation Profile Working Paper No. 2, Needs and Deficiencies, December 2005 ..............................................................................8 2.1.6 Pima County I-19 East Frontage Roads Design Concept Report, Canoa Ranch Drive to Continental Road, On-going (2007)........................................................................9 2.1.7 I-19 Widening, I-10/ I-19 Interchange to San Xavier Road, on-going (2007) .....10 2.1.8 Santa Cruz County, Preliminary Design Concept Report for Rio Rico West Frontage Road, Yavapai Drive to Calle Calabasas.............................................................10 2.1.9 ADOT, I-19 West Frontage Road, Country Club Road to Ruby Road, Final Project Assessment, June 2005...........................................................................................10 2.2 Agency Programs and Long Range Plans ................................................................12 2.2.1 ADOT 5-Year Transportation Facilities Construction Plan (2008-2012)...........12 2.2.2 PAG Five-Year Draft Regional Transportation Improvement Plan (TIP) (2008- 2012) 12 2.2.3 PAG 2030 Regional Transportation Plan..........................................................12 2.2.4 SEAGO Transportation Improvement Program (2008-2012).............................13 2.3 Agency General Plans ...............................................................................................13 2.3.1 Santa Cruz County General Plan (2004) ...........................................................13 2.4 Summary of Completed Traffic Impact Studies ......................................................14 2.5 U.S. Border Patrol Permanent Inspection Station ...................................................15 3. EXISTING (2007) CONDITIONS ..........................................................................................19 3.1 Frontage Road Overview ..........................................................................................19 3.1.1 West-Side Frontage Roads................................................................................19 3.1.2 East-Side Frontage Roads.................................................................................20 3.2 Laneage......................................................................................................................24 3.2.1 Frontage Road / Interchange Intersections ................................................................24 3.3 Traffic Volume Data .................................................................................................27 3.4 Frontage Road Level of Service ................................................................................27 3.5 Access Management ..................................................................................................28 091374019 Arizona Department of Transportation ADOT I-19 FR – WP1 (01-04-08).doc i I-19 Frontage Road Study January 2008 Working Paper No. 1 TABLE OF CONTENTS WORKING PAPER 1 - EXISTING AND FUTURE CONDITIONS 3.6 Existing Traffic Control............................................................................................32 3.7 Crash Summary ........................................................................................................32 3.8 Transit Services.........................................................................................................36 3.8.1 Sun Tran...........................................................................................................36 3.8.2 Pima County Rural Transit ...............................................................................36 3.9 Bicycle Facilities ........................................................................................................36 3.10 Maintenance of the Frontage Road System.................................................................38 3.11 Neighborhood Electric Vehicles................................................................................40 4. ENVIRONMENTAL OVERVIEW ..........................................................................................41 4.1 Purpose of an Environmental Overview...................................................................41 4.1.1 Environmental Conditions Study Area...............................................................41 4.2 Social and Environmental Opportunities and Constraints......................................41 4.2.1 Land Jurisdiction and Ownership......................................................................41 4.2.2 Socioeconomic Conditions................................................................................43 4.2.2.1 Title VI Populations ......................................................................................43 4.2.2.2 Title VI Related Statutes/ Environmental Justice Populations.........................47 4.2.2.3 Limited English Proficiency (LEP) Populations.............................................51 4.2.2.4 Socioeconomic Environment Conclusions .....................................................54 4.2.3 Natural Environment ........................................................................................54 4.2.3.1 Biotic Communities.......................................................................................54 4.2.3.2 Wildlife.........................................................................................................55 4.2.3.3 Special Status Species and Critical Habitat ....................................................57 4.2.3.4 Noxious Weeds .............................................................................................58 4.2.3.5 Water Resources............................................................................................58 4.2.3.6 Prime and Unique Farmlands.........................................................................59 4.2.4 Visual Character...............................................................................................62 4.2.5 Air Quality........................................................................................................62 4.2.5.1 Nonattainment Areas.....................................................................................63 4.2.5.2 Conformity....................................................................................................63 4.2.6 Noise ................................................................................................................63 4.2.7 Hazardous Materials ........................................................................................65 4.2.7.1 Underground Storage Tanks ..........................................................................66 4.2.7.2 Leaking Underground Storage Tanks.............................................................66 4.2.7.3 Hazardous Material Incident Logbook...........................................................66 4.2.7.4 Superfund Sites .............................................................................................66 4.2.7.5 Treatment, Storage, and Disposal Facilities and Solid Waste Landfills...........66 4.2.7.6 Other Environmental Sites and Facilities .......................................................66 4.2.7.7 Hazardous Materials Conclusion ...................................................................66 4.2.8 4(f) Resources...................................................................................................67 4.2.9 6(f) Resources...................................................................................................68 4.2.10 Cultural Resources ...........................................................................................68 4.2.11 Summary of Environmental Opportunities and Constraints ...............................72