Final Environmental Impact Statement
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FINAL ENVIRONMENTAL IMPACT STATEMENT U.S. ROUTE 20 (FAP 301) JO DAVIESS AND STEPHENSON COUNTIES Jo Winnebago Stephenson McHenry Lake Daviess Boone Carroll Ogle De Kalb Kane Du Page Cook Whiteside Lee Kendall Will Rock Island Bureau Henry La Salle Grundy Mercer Putnam Kankakee Stark Knox Marshall Livingston Warren Woodford Henderson Peoria Iroquois Fulton McLean Ford McDonough Tazewell Hancock Mason Schuyler De Witt Logan Champaign Vermilion Menard Adams Cass Piatt Brown Macon Sangamon Douglas Morgan Edgar Pike Scott Moultrie Christian Coles Calhoun Greene Shelby Clark Montgomery Cumberland Macoupin Jersey Jasper Fayette Effingham Crawford Bond Madison Clay Lawrence Marion Richland Clinton St. Clair Wayne Wabash Washington Edwards Monroe Jefferson Perry Hamilton Randolph White Franklin Jackson Saline Gallatin Williamson Hardin Union Johnson Pope PREPARED FOR: Pulaski Alexander Massac ILLINOIS DEPARTMENT OF TRANSPORTATION DIVISION OF HIGHWAYS November 2004 U.S. Route 20 (FAP 301) Improvements Project Final Environmental Impact Statement TABLE OF CONTENTS Page FOREWORD..............................................................................................................................F-1 Condensed Final EIS .....................................................................................................F-1 Substantive DEIS Changes and Additions.....................................................................F-1 1.0 PURPOSE OF AND NEED FOR ACTION.....................................................................1-1 1.1 Purpose of Proposed Project .............................................................................1-1 1.2 History ................................................................................................................1-1 1.3 Need for Proposed Action ..................................................................................1-4 2.0 AFFECTED ENVIRONMENT ........................................................................................2-1 2.1 Project Area........................................................................................................2-1 2.2 Transportation Facilities .....................................................................................2-1 2.3 Social/Economic.................................................................................................2-2 2.4 Agriculture ..........................................................................................................2-5 2.5 Cultural Resources.............................................................................................2-5 2.6 Air Quality...........................................................................................................2-6 2.7 Noise..................................................................................................................2-6 2.8 Natural Resources..............................................................................................2-7 2.9 Surface Water Resources and Water Quality...................................................2-10 2.10 Floodplains.......................................................................................................2-14 2.11 Wetlands..........................................................................................................2-15 2.12 Special Waste ..................................................................................................2-15 2.13 Biological Resources........................................................................................2-16 2.14 Visual/Aesthetics ..............................................................................................2-21 3.0 PROJECT ALTERNATIVES..........................................................................................3-1 3.1 Project Alternatives Considered .........................................................................3-1 Illinois Department of Transportation Page i U.S. Route 20 (FAP 301) Improvements Project Final Environmental Impact Statement TABLE OF CONTENTS (CONTINUED) Page 3.2 Project Alternatives Eliminated.........................................................................3-14 3.3 Preferred Alternate...........................................................................................3-23 4.0 ENVIRONMENTAL CONSEQUENCES ........................................................................4-1 4.1 Social/Economic.................................................................................................4-1 4.2 Agriculture........................................................................................................4-11 4.3 Cultural Resources...........................................................................................4-12 4.4 Air Quality.........................................................................................................4-13 4.5 Noise................................................................................................................4-14 4.6 Natural Resources............................................................................................4-15 4.6.1 Geology................................................................................................4-15 4.6.2 Biological Resources ............................................................................4-18 4.7 Surface Water Resources and Water Quality...................................................4-24 4.8 Floodplains.......................................................................................................4-27 4.9 Wetlands..........................................................................................................4-30 4.10 Special Waste..................................................................................................4-33 4.11 Types of Permits ..............................................................................................4-33 4.12 Visual/Aesthetics ..............................................................................................4-34 4.13 Construction Impacts........................................................................................4-35 4.14 Secondary and Cumulative Impacts.................................................................4-38 4.15 List of Commitments and Mitigation Measures.................................................4-42 4.16 Short-Term Use and Long-Term Productivity Relationship..............................4-46 4.17 Irreversible and Irretrievable Commitments of Resources ...............................4-46 5.0 COMMENTS AND COORDINATION ............................................................................5-1 5.1 Coordination with Federal and State Agencies ..................................................5-1 5.2 Public Involvement.............................................................................................5-1 5.3 Public Hearing..................................................................................................5-2 Illinois Department of Transportation Page ii U.S. Route 20 (FAP 301) Improvements Project Final Environmental Impact Statement TABLE OF CONTENTS (CONTINUED) Page 5.4 DEIS Comment Responses .............................................................................5-3 6.0 LIST OF AGENCIES, ORGANIZATIONS AND PERSONS TO WHOM COPIES OF THE DRAFT ENVIRONMENTAL IMPACT STATEMENT WERE PROVIDED .......6-1 6.1 Federal Agencies...............................................................................................6-1 6.2 State Agencies...................................................................................................6-1 6.3 Local Agencies...................................................................................................6-1 6.4 Agricultural Agencies..........................................................................................6-1 6.5 Organizations and Institutions ............................................................................6-1 7.0 LIST OF PREPARERS ..................................................................................................7-1 7.1 Federal Highway Administration (FHWA)...........................................................7-1 7.2 Illinois Department of Transportation (Department) ...........................................7-1 7.3 Consultants........................................................................................................7-3 8.0 REFERENCES...............................................................................................................8-1 APPENDIX A Public Hearing Documentation Resource Agency Coordination AD-1006 Forms NEPA/404 Merger Meeting Minutes Municipality Resolutions Draft Section 404 (b)(1) Evaluation Report Aerial Plan Sheets LIST OF TABLES Table 1-1 Existing U.S. Route 20 - Level of Service...........................................................1-8 Table 1-2 Crash Type and Number, 1984-2002.................................................................1-9 Table 1-3 Crash Type and Number Summary, 2000-2002.................................................1-9 Table 2-1 Designated 100-Year Floodplains Within the Project Area ..............................2-17 Table 3-1 Section Alternate Cross-Reference Matrices ...................................................3-17 Table 4-1 Access Changes for Farms and Residences, U.S. Route 20, Galena to Freeport, Summary Comparison of Alternates ..................................4-4 Table 4-2 Property Displacements,