CC&P/STEARNS ROAD CORRIDOR DESIGN REPORT Prepared for Kane County and the Illinois Department of Transportation May, 2006 Prepared by: Alfred Benesch & Company 205 North Michigan Avenue Chicago, Illinois 60601 TABLE OF CONTENTS Executive Summary 1.0 INTRODUCTION 1 1.1 Project Description and Location......................................................................................1 1.2 Project Status and History ................................................................................................1 1.3 Design Criteria...................................................................................................................2 2.0 PURPOSE AND NEED FOR THE PROJECT 2 2.1 Purpose of the Project........................................................................................................2 2.2 Need for the Project...........................................................................................................2 Access.................................................................................................................................2 Traffic (Existing and Projected)........................................................................................2 Land Use ............................................................................................................................3 Roadway Deficiencies and Safety ....................................................................................3 3.0 EXISTING SETTING/CONDITIONS 4 3.1 Topography........................................................................................................................4 3.2 Adjoining Land Use...........................................................................................................4 3.3 Transportation Network....................................................................................................4 Roadway Network.............................................................................................................4 Roadway Classifications ...................................................................................................5 Roadway Right-Of-Way ...................................................................................................5 Roadway Typical Sections................................................................................................6 Railroads.............................................................................................................................6 Pedestrian/Bicycle Access.................................................................................................6 3.4 Structures............................................................................................................................6 3.5 Utilities ...............................................................................................................................7 3.6 Drainage .............................................................................................................................7 3.7 Environmental Factors Affecting Design.........................................................................8 Wetlands.............................................................................................................................8 Threatened and Endangered Species ................................................................................8 Flood Plains........................................................................................................................9 Section 4(f) Resources.......................................................................................................9 Cultural Resources - Historic Resources & Archaeological............................................9 Special Waste.....................................................................................................................9 4.0 ALTERNATIVES CONSIDERED 10 4.1 No-Action.........................................................................................................................10 4.2 Other Modes of Transportation.......................................................................................10 4.3 Base Roadway Configuration .........................................................................................10 Alignment.........................................................................................................................10 Intersection Locations and Base Roadway Configurations...........................................11 CC&P/Stearns Road Design Report May, 2006 F:\PROJ3533\DESIGN REPORT\REPORT3533.DOC TOC-i Access Alternates.............................................................................................................12 Pedestrian/Bicycle Alternates .........................................................................................12 5.0 PROPOSED ALTERNATE 13 5.1 General Description.........................................................................................................13 Typical Sections..............................................................................................................13 Intersection/Interchange Types .......................................................................................14 5.2 Design Criteria.................................................................................................................14 5.3 Pavement Recommendations..........................................................................................15 5.4 Geometric Design............................................................................................................16 5.5 Intersection Design Studies (IDSs).................................................................................16 5.6 Utilities .............................................................................................................................16 5.7 Pedestrian/Bicycle Access...............................................................................................17 5.8 Structural Recommendations ..........................................................................................17 5.9 Drainage Recommendations ...........................................................................................19 5.10 Environmental Findings/Recommendations ..................................................................20 5.11 Design Variances.............................................................................................................20 5.12 Right-Of-Way ..................................................................................................................22 5.13 Cost Estimate ...................................................................................................................22 5.14 Staging and Maintenance of Traffic Recommendations ...............................................22 5.15 Conclusions......................................................................................................................25 6.0 COMMENTS AND COORDINATION 25 6.1 Coordination.....................................................................................................................25 IDOT/FHWA/LA Coordination Meetings.....................................................................25 Technical Advisory Committee Meetings......................................................................25 Threatened and Endangered Species ..............................................................................25 6.2 Public Involvement..........................................................................................................26 6.3 Other Coordination..........................................................................................................26 6.4 Commitments...................................................................................................................27 CC&P/Stearns Road Design Report May, 2006 F:\PROJ3533\DESIGN REPORT\REPORT3533.DOC TOC-ii EXHIBITS 1 Area Map 2 Project Location Map 3 Existing & Projected Traffic 4 Existing Conditions Aerial 5 Accident Analyses 6 Flood Plain Map 7 Cost Estimate 8 Construction Contract Stages 9 Construction Staging/Maintenance of Traffic Sheet 1 Contract 2 - Stages 1& 2 Sheet 2 Contract 3 - Stage 1 Sheet 3 Contract 3 - Stage 2 Sheet 4 Contract 4 - Stage 1 Sheet 5 Contract 4 - Stage 2 Sheet 6 Contract 5 - Stage 1 Sheet 7 Contract 5 - Stage 2 APPENDIX A - Coordination Documentation IDOT/FHWA/Local Agency Coordination Geometric Approval Technical Advisory Committee Coordination Threatened and Endangered Species Coordination (includes copy of the Authorization and Implementing Agreement and the Conservation Plan as part of the Incidental Take Authorization Permit for the Slippershell Mussel) Railroad Coordination Park Coordination APPENDIX B - Plan Sheets (Bound Separately 11” x 17”-reduced scale) Existing Typical Sections Proposed Typical Sections Plan and Profile Sheets Intersection Design Studies Bridge General Plans CC&P/Stearns Road Design Report May, 2006 F:\PROJ3533\DESIGN REPORT\REPORT3533.DOC TOC-iii DOCUMENTS INCORPORATED BY REFERENCE Final Environmental Impact Statement and Section 4(f) Evaluation - Fox River Bridge Crossings Record of Decision - Fox River Bridge Crossings Environmental Vision Document Location Drainage Study Hydraulic Reports Wetland Assessment Report Conservation Plan for the Threatened Slippershell Mussel Preliminary Environmental Site Assessment (PESA),