Interstate 93 Improvements Salem to Manchester IM-IR-93-1(174)0, C

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3 Final Environmental Impact Statement Volume 1 Interstate 93 Improvements Salem to Manchester IM-IR-93-1(174)0, C Salem to Manchester, New Hampshire Prepared for New Hampshire Department of Transportation and Federal Highway Administration Prepared by /Vanasse Hangen Brustlin, Inc. Bedford, NH April, 2004 Final EIS\FINAL EIS PART 1.doc

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7 Table of Contents Volume 1 Text Executive Summary... ES-1 A. Project Description and Need...ES-1 Selected Alternative... ES 2 B. Project History... ES 3 C. Alternatives Evaluated... ES 5 D. Summary of Beneficial and Adverse Impacts... ES 6 E. Issues and Areas of Controversy... ES 9 F. Other Governmental Actions... ES 10 G. Major Unresolved Issues... ES 10 H. Federal and State Actions Required for the Implementation of Proposed Action... ES Introduction General Overview Project History and Status General Description of Project Area Study Area Existing Roadway System Purpose and Need for the Project Purpose Need Alternatives Introduction Project Scoping Alternatives Considered No-Build Transportation Systems Management Interchange Geometry Improvements Ramp Metering Shoulder Lane Use Intelligent Transportation Systems (ITS) ITS Initiatives in New Hampshire ITS Opportunities for I-93 in Southern New Hampshire Summary and Conclusions Highway Widening and Interchange Improvements Description of Highway Build Alternatives Description of Highway Segments Build Alternatives with Interchange Options Corridor Bike Path Final EIS\FINAL EIS PART 1.doc i Contents

8 Summary and Conclusions Transportation Demand Management Employer-Based Measures Congestion Pricing Intelligent Transportation Systems (ITS) Summary and Conclusions Mode Alternatives High Occupancy Vehicle (HOV) Lanes Passenger Rail Service Bus Service I-93 Park-and-Ride Facilities Ridership Projections Summary and Conclusions Initial Screening of Alternatives Resource Agency Meetings Public Officials and Public Informational Meetings Environmental Constraints Initial Screening Traffic and Highway Operational Considerations Conclusions from Initial Screening Identification of a Reasonable Range of Alternatives Comparison of Alternatives Environmental Consequences Selected Action Description of Selected Alternative Impacts of Selected Alternative Project Costs Affected Environment Introduction Transportation Traffic Data Collection Origin-Destination Study Travel Time and Delay Study Vehicle Classification Traffic Volumes Existing Traffic Operations Crash Statistics Geometric Deficiencies Infrastructure Deficiencies High Occupancy Vehicle Facilities Transportation Demand Management Park-and-Ride Lots Ride-Matching Transportation Management Association (TMA) Initiatives Bus Transit Services Rail Transit Services Air Quality Introduction Final EIS\FINAL EIS PART 1.doc ii Contents

9 3.3.2 Mobile Source Analysis Emissions: Mesoscale Analysis Microscale Analysis Model Predictions Water Resources Surface Water Resources Watersheds Lakes and Ponds Streams and Tributaries Aquatic Life Essential Fish Habitat Wild, Scenic, or NH Designated Rivers Navigation Groundwater Resources Stratified-Drift Aquifers Public Wells Floodplains Land Resources Geology and Soils Farmlands Important Farmland Soils Active Farmland Wetland Resources Wetland Occurrence Description of Wetland Systems/ Functions and Values Vernal Pools Wildlife Resources Existing Resources Spring Field Survey Habitats and Wildlife Use Important Wildlife Habitats Wildlife Refuges Threatened and Endangered Species Plants Federal Threatened and Endangered Plant Species State Rare, Threatened and Endangered Plant Species Wildlife Federal Threatened and Endangered Wildlife Species State Threatened and Endangered Wildlife Species Noise Environment Introduction Methodology Existing Conditions Visual Resources Resource Features Cultural Resources Introduction Regulatory Overview Federal Requirements State Requirements Final EIS\FINAL EIS PART 1.doc iii Contents

10 Evaluation of Property Significance: The National Register Criteria, Elements of Integrity, and Historic Contexts Archaeological Resources Native American Archaeological Resources Historic Archaeological Resources Archaeological Resources Conclusions Historic Architectural Resources Methods and Procedures Historic Context of Study Area Individual Properties and Historic Districts Eligible for the National Register of Historic Places Socio-Economic Resources Demographics Population Housing Employment Wages Unemployment Rates Existing Land Use Salem Windham Derry Londonderry Manchester Zoning Salem Windham Derry Londonderry Manchester Public Utilities Salem Windham Derry Londonderry Manchester Other Utility Services School Bus Routes Community Environment Community Facilities Public Parks and Recreation Land Commuting Patterns Petroleum & Hazardous Materials and Solid Waste Introduction Methodology Summary of Initial Site Assessment (ISA) Findings Potential Building Acquisition and Demolition Final EIS\FINAL EIS PART 1.doc iv Contents

11 4.0 Environmental Consequences Introduction Traffic Impacts Traffic Criteria Design Hour Volumes Levels of Service Basic Lane Criteria Traffic Model No-Build Alternative Build Alternatives Freeway Segment Operations Interchange Operations Park-and-Ride Facilities Transportation Systems Management Transportation Demand Management Air Quality Impacts Transportation Conformity Alternatives Project Impacts Secondary Impacts Construction Impacts Park-and-Ride Facilities Conclusion Water Resources Impacts Surface Water Introduction Impact Analysis Methodology Surface Water Impact Analysis Results Secondary Impacts Mitigation Aquatic Life Impacts Impact Methodology Build Alternatives No-Build Alternative Essential Fish Habitat Assessment Highway Crossings and Habitat Quality/Fish Passage Mitigation Groundwater Resources Introduction Groundwater Impact Analysis Methodology Groundwater Impact Analysis Results Secondary Impacts Mitigation Floodplain Impacts Impact Methodology Build Alternatives No-Build Alternative Final EIS\FINAL EIS PART 2.doc v Contents

12 4.5.4 Secondary Impacts Mitigation Floodplain Finding Land Resources Impacts Farmlands Impact Methodology Build Alternatives No-Build Alternative Secondary Impacts Mitigation Wetland Resources Impact Methodology Build Alternatives No-Build Alternative Secondary Impacts Compensatory Wetland Mitigation Wetlands Finding Vernal Pools Impact Methodology Build Alternatives No Build Alternative Mitigation Wildlife Resources Short-Term versus Long-Term Impacts Build Alternatives No-Build Alternative Secondary Impacts Mitigation Threatened and Endangered Species Plants Federal Endangered and Threatened Plant Species NH Endangered and Threatened Plant Species Wildlife Federal Endangered and Threatened Wildlife Species NH Endangered and Threatened Wildlife Species Secondary Impacts Mitigation Wild Lupine New England Cottontail Eastern Hognose Snake Noise Impacts No-Build Alternative Alternatives Evaluated Build Alternative Secondary Impacts Mitigation Construction Noise Impacts Summary Final EIS\FINAL EIS PART 2.doc vi Contents

13 4.8.8 Future Noise Levels for Planning Purposes Visual Impacts Build Alternatives No-Build Alternative Secondary Impacts Mitigation Cultural Resources Impacts Archaeological Resources Impact Method Build Alternatives No Build Further Investigations and Potential Mitigation Historic Resources Methods To Determine and Evaluate Impacts Build Alternatives No-Build Alternative Mitigation Socio-Economic Impacts Primary Impacts Methodology Property Purchase Demographic, Housing, and Employment Existing Land Use Patterns Community Facilities Tax Base Mitigation Cumulative Impacts Environmental Justice Secondary Land Use Impacts Introduction Alternatives Considered Definition of Secondary Impacts Study Area Expert Panel Panel s Blended Average Allocations Land Conversion Residential Land Conversion Assumptions Commercial/Industrial Land Conversion Assumptions Locations of Growth Potential Secondary Land Use Impacts on Environmental Resources Mitigation/Enhancement Conclusions Petroleum & Hazardous Materials and Solid Waste Impact Methodology Potential Project Impacts and Mitigation Potential Petroleum, Hazardous Material Release Sites and Solid Waste Sites Building Demolition Final EIS\FINAL EIS PART 2.doc vii Contents

14 4.14 Energy Impacts Construction Impacts Effects Mitigation Relationship Between Local Short-Term Uses of Man s Environment and the Maintenance and Enhancement of Long-Term Productivity Irreversible and Irretrievable Resource Commitment Section 4(f) Evaluation Introduction Description of Selected Alternative Description of Section 4(f) Resources Impacts on Section 4(f) Properties Avoidance Measures to Minimize Harm Coordination Summary Statement List of Preparers List of Preparers including their Responsibilities and Qualifications Vanasse Hangen Brustlin, Inc Parsons Brinckerhoff Quade and Douglas, Inc ENSR International Great Bay Environmental Consulting Municipal Resources, Inc Preservation Company New Hampshire Department of Transportation Federal Highway Administration List of Agencies, Organizations and Persons to Whom Copies of the Draft and/or Final Environmental Impact Statement Were Sent Federal Agencies State Agencies Others (Including Local and Regional Organizations) Agencies, Organizations and Individuals Who Provided Comments on the DEIS Comments and Coordination Advisory Task Force Meetings Resource Agency Meetings Local Public Officials and Public Informational Meetings Public Hearing Comments on the DEIS References Cited Subject Index and Acronyms List Subject Index Acronyms Project Commitments Final EIS\FINAL EIS PART 2.doc viii Contents

15 Volume 2 Figures (under separate cover) Volume 3 Responses to Comments (under separate cover) 1.0 Summary of Public Hearing Testimony 2.0 Comments and Responses on DEIS Appendices Appendix A. Sign-Off Letters on Alternatives and Purpose and Need from the US Army Corps of Engineers and Other Agencies Appendix B. Wetland Impact Database Summary Appendix C. Farmland Conversion Impact Rating Form Appendix D: Wildlife Species Lists (NEWILD Computer Program) Appendix E. Agency Coordination Relative to Threatened and Endangered Species Appendix F. Noise Report Appendix G. MOA and Determination of Eligibility/Effects for Historical Resources Appendix H. NHDOT Conceptual Relocation Plan Appendix I. Report of the Special Committee and Report of the Commissioner Appendix J. Federal/State Agency Wetland Mitigation/Coordination Letters Final EIS\FINAL EIS PART 2.doc ix Contents

16 Final EIS\FINAL EIS PART 1.doc

17 Tables Table No. Description Page I-93 Average Daily Traffic (1997 and 2020) Summary of Rail Alternatives Proposed I-93 Commuter Bus Schedule: Weekday Service Estimated Annual Operating Cost for Expanded Bus Service Total Annual Costs Expanded Bus Service Rail, Bus, HOV Lane Mode Combinations Directional Design Hour Volumes (DDHV) and Shoulder Hour Level of Service Summary for I-93 Between I-293 and the Massachusetts State Line Resulting from Bus, Rail and HOV Lane Improvements Exhibit Exhibit Exhibit Monthly Variations, I-93 at Fordway Extension Bridge in Derry Average Daily Traffic (2000) Windham (Exits 3-4) Derry Town Line Average Annual Traffic Growth Peak Hour to ADT Relationship I-93 at Fordway Bridge in Derry (1997) Base Year Traffic Volumes Existing Conditions - Freeway Segment Analysis Summary Interchange Ramp Junction Analysis Summary 1997 Existing Conditions Crash Summary (January 1995 December 2002) Road Design Criteria New Hampshire Park-and-Ride Lots Concord Trailways I-93 Corridor Ridership I-93 Road Salt Sampling Study Results (12/2002-5/2003) Stream Crossings Bridges and Culverts Public Water Supply Wells Located Within the Project Area Sodium and Chloride Data for the Active Public Wells Along the I-93 Corridor Important Farmland Soils, Rockingham County Important Farmland Soils, Hillsborough County (Eastern Part) Summary of Wetland Resources Within the I-93 Study Corridor Final EIS\FINAL EIS PART 1.doc x Contents

18 3.6-4 Wildlife Species that the Audubon Society of New Hampshire Considers of Management Concern, and Likely to Occur in the Study Area Wildlife Species Observed During Spring 2001 Surveys State-Listed Threatened and Endangered Plant and Animal Species in the Project Vicinity Summary of Sites Searched for New England Cottontails (NEC) and Eastern Cottontails (EC) Along the I-93 Project Corridor and Proposed Mitigation Lands. (After Litvaitis et al. 2003) Indoor and Outdoor Sound Levels Noise Abatement Criteria (NAC) One-Hour, A-Weighted Sound Levels in Decibels (dba) Receptor Locations Noise Monitoring Data Existing Sound Levels (dba) Visual Resources in the Interstate-93 Project Vicinity Recommended Phase II Investigations Archaeological Sites Found Ineligible for the National Register or No Longer Impacted by the Project after Completion of 2003 Investigations Archaeological Survey at Park-and-Rides and Wetland Mitigation Sites List of Properties and Districts Population Total Housing Units Housing Units-By Type Average Annual Employment Average Annual Employment 1996 Average Annual Employment Average Weekly Wages Private Employment 1996 Average Weekly Wages Private Employment Annual Average Change in Average Weekly Wages Private Employment Average Weekly Wages Average Annual Change In Average Weekly Wages Average Unemployment Wages Community Facilities in the Interstate 93 Study Area and Vicinity Public Parks and Recreation Areas, Section 4(f) Properties and 6(f) Lands in the Study Area and Vicinity Selected Commuting Patterns Major Manufacturers by Location Final EIS\FINAL EIS PART 1.doc xi Contents

19 Confirmed or Potential Contaminated Site within Approximately 1,000 Feet of I-93 Corridor Summary of ISA Findings Buildings that may Require Demolition Average Weekday and Design Hour Volumes (No Build) Freeway Segment Average Daily Traffic 2020 No Build and 2020 Build Three-Lane and Four-Lane Alternatives Freeway Segment Analysis Summary 2020 No Build and 2020 Build Three-Lane and Four-Lane Alternatives Interchange (Ramp Junction) Analysis Summary Build Signalized Intersection Analysis Summary 2020 Build Alternative Park-and-Ride Intersection Analysis Summary 2020 Build Alternatives Predicted Maximum 1 Hour CO Concentrations (Parts Per Million) Predicted Maximum 8 Hour CO Concentrations (Parts Per Million) Comparison of Drainage Area, I-93 Roadway Area and Percentage of I-93 Roadway Area Associated Within Each of the Watersheds of the Streams and Rivers in the Study Area Under the No-Action and Build Alternatives Comparison of the Estimated In Lake Phosphorus Concentration (µg/l) Attributable to Highway Runoff From I-93 with the Total In Lake Phosphorus Concentration Under the Various Project Alternatives Summary of Observed and Estimated Average Chloride (Cl) Concentrations in Each Stream for the No-Action and Four Lane Build Alternatives Potential Impacts to Aquatic Habitats Highway Crossings with Habitat Quality or Fish Passage Issues NHDES Recommended Best Management Practices for Groundwater Protection Associated with New or Improved Roadway Construction Comparison of I-93 Roadway Area Crossing the Two Stratified-Drift Aquifers in the Project Area under the No-Build and the Build Alternatives Estimated Average Annual Sodium and Chloride Concentrations in Groundwater at the Edge of Right-of-Way within Stratified-Drift and Till Deposits under the No-Build and Four-Lane Alternative Estimated Amount of WHPA Encroachment for Public Water Supply Wells Located Within the Project Area Floodplains and Floodway Impacts Flood Storage Opportunities Along the Project Corridor Final EIS\FINAL EIS PART 2.doc xii Contents

20 4.6-1 Farmland Impacts (Acres) for the Build Alternatives as Compared to No-Build Summary of Wetland Impacts, All Segments Three-Lane Alternatives Summary of Wetland Impacts, All Segments Four-Lane Alternatives Worst-Case Estimates (Acres) of Additional Wetland Losses Associated with Potential Secondary Growth by the Year 2020 under the Build Alternative Potential Wetland Mitigation Sites Observations of Wildlife Mortality by Highway Segment Sound Levels (dba) Noise Mitigation Locations Based on 2020 Four-Lane Alternative Construction Equipment Noise Emissions Residential and Business Total Property Acquisitions Partial Acquisitions for the Selected Alternative Vacant Residential Units Real Property Tax Assessments and Parcel Size Selected Alternative 2001 Real Property Tax by Town Secondary Impacts Study Area Municipalities by Area and Regional Planning Agencies (RPA) Expert Panel Blended Average Allocations for Population and Employment in 2020 in the Secondary Impacts Study Area by Alternative Household Size Trends, , % Distribution of Housing Types in 1998 and Average Residential Lot Size (Acres) Differences between Alternatives, Acres of Land Converted to Residential Development to Accommodate Panel s Blended Average Allocations for Population in Differences between Alternatives, Acres of Land Converted to Accommodate Panel s Blended Average Allocations for Employment in Additional Population and Employment and Acres Needed for Build Alternative over No-Build Alternative, Additional Population, Employment and Acres Needed by Size of Communities in New Hampshire, No Build and Build Alternatives, Natural Resources by Community in the Study Area (in Acres) Summary of Potential Petroleum & Hazardous Material, and Solid Waste Sites That May Impact an Alternative Final EIS\FINAL EIS PART 2.doc xiii Contents

21 Figures Figure No. Description Regional Location Maps Origin / Destination Study Results TSM Location Map Exit 2 TSM Interchange Improvements: Lengthen Northbound On Ramp Exit 2 TSM Interchange Improvements: Pelham Road Improvements Exit 3 TSM Interchange Improvements: Double Left at NB Off Ramp Exit 3 TSM Interchange Improvements: Widening for Right Turn Lane Exit 3 TSM Interchange Improvements: Lengthen Southbound Ramp Exit 4 TSM Interchange Improvements: Extend Left Turn Storage Exit 5 TSM Interchange Improvements: Lengthen SB Off Ramp Exit 5 TSM Interchange Improvements: Signal Timing and Ramp Detectors Existing Traffic Counting Sites Proposed Video Camera Sites Proposed Road Weather Stations Condition Acquisition and Reporting System (CARS) Existing AM Radio Stations Existing FM Radio Stations Strategic Signs Dynamic Message Signs at Local Exits Proposed Low Power Radio Stations Cell Towers Along I Interstate 93 Typical Section of Improvement Widening Interstate 93 Typical Section of Improvement Soundwall and Bike Path Lane and 4-Lane Traffic Control Plan: Typical Section of Improvement Key Diagram for Segment Breakout I-93 Options: MA Line to Exit I-93 Options: NH 38 to Canobie Lake, Concepts 1-3 Final EIS\FINAL EIS PART 1.doc xiv Contents

22 I-93 Options: NH 38 to Canobie Lake I-93 Exit 3 Options: NB Shift / NH 111 On-line / NB Diamond / SB Diamond I-93 Exit 3 Options: NB Shift / NH 111 Relocation / NB Loop / SB Loop I-93 Exit 3 Options: NB/SB Tight Shift / NH 111 On-line / NB Diamond / SB Diamond I-93 Exit 3 Options: NB / SB Tight Shift / NH 111 Relocated / NB Diamond / SB Diamond I-93 Exit 3 Options: NB / SB Tight Shift / NH 111 Relocated / NB Diamond / SB Loop I-93 Options: Weigh Station to Derry Line I-93 Options :Derry Line to Londonderry Line I-93 Options: Easterly Widening Londonderry, Ash Street On-line Option I-93 Options: Westerly Widening Londonderry, Ash Street Off-line Option I-93 Options: Exit 5 Area Londonderry I-93 Options: Manchester Rail Alternatives Exit 2 - Proposed Park & Ride Exit 3 - Proposed Park & Ride Options Exit 4 Proposed Park & Ride Modifications Exit 5 - Proposed Park & Ride Options Summary of Impacts by Option for I-93 Three-Lane Alternative Summary of Impacts by Option for I-93 Four-Lane Alternative I-93 Selected Alternative: MA Line to Exit 1 Rest Area I-93 Selected Alternative: Exit 1 Rest Area to Exit I-93 Selected Alternative: Exit 1 to Raymond Ave I-93 Selected Alternative: Exit 2 - Diamond I-93 Selected Alternative: North of Exit 2 to Salem / Windham Town Line I-93 Selected Alternative: Salem / Windham Town Line to Robin Hood Road I-93 Selected Alternative: Exit 3 - NB / SB Tight Shift I-93 Selected Alternative: NH 111 West of Exit I-93 Selected Alternative: North of Exit 3 to Heath Road I-93 Selected Alternative: Weigh Station to Bridge Street Pond I-93 Selected Alternative: Bridge Street Pond to Windham / Derry Town Line I-93 Selected Alternative: Windham / Derry Town Line to Fordway Extension Final EIS\FINAL EIS PART 1.doc xv Contents

23 I-93 Selected Alternative: Fordway Extension to Derry / Londonderry Town Line I-93 Selected Alternative: Exit 4 - Easterly Widening I-93 Selected Alternative: Ash Street to Seasons Lane I-93 Selected Alternative: Summer Drive to Stonehenge Road I-93 Selected Alternative: Stonehenge Road to Exit I-93 Selected Alternative: Exit 5 - NH 28 Reconstructed I-93 Selected Alternative: North of Exit I-93 Selected Alternative: Walton Circle to Newtons Meadow Way I-93 Selected Alternative: Bodwell Road Area I-93 Selected Alternative: I-293 / I-93 Split Summary of Impacts and Costs for the I-93 Selected Alternative Summary of Costs for the I-93 Three-Lane Alternative Summary of Costs for the I-93 Four-Lane Alternative Existing Conditions AM Peak Hour Existing Conditions PM Peak Hour Level of Service Summary 1997 Existing Conditions Air Quality Microscale Intersections Surface Waters Groundwater Resources Floodplains Soils Map Farmlands General Wetlands and Wetland Systems Field-Reviewed Wetlands and Biological Resources Wetland Systems Functions & Values Peak Hour I-93 Sound Level Contours: Stateline in Salem to Rest Area Peak Hour I-93 Sound Level Contours: Rest Area to Exit Peak Hour I-93 Sound Level Contours: NH 38 to Exit Peak Hour I-93 Sound Level Contours: Exit 2 to Canobie Lake Peak Hour I-93 Sound Level Contours: NB Shift Canobie Lake to Wildwood Road Peak Hour I-93 Sound Level Contours: NB / SB Tight Shift Canobie Lake to Wildwood Road Peak Hour I-93 Sound Level Contours: NB Shift Robin Hood Road to Exit 3 Final EIS\FINAL EIS PART 1.doc xvi Contents

24 Peak Hour I-93 Sound Level Contours: NB / SB Tight Shift Robin Hood Road to Exit Peak Hour I-93 Sound Level Contours: Exit 3 to Weigh Station Peak Hour I-93 Sound Level Contours: Weigh Station to Bridge Street Pond Peak Hour I-93 Sound Level Contours: No. Lowell Road to Derry Town Line Peak Hour I-93 Sound Level Contours: Derry Town Line to Fordway Ext Peak Hour I-93 Sound Level Contours: Fordway Ext. to Kendall Pond Road Peak Hour I-93 Sound Level Contours: Kendall Pond Road to Exit Peak Hour I-93 Sound Level Contours: Exit 4 to Ash Street Peak Hour I-93 Sound Level Contours: Ash Street to Seasons Lane Peak Hour I-93 Sound Level Contours: Seasons Lane to Stonehenge Road Peak Hour I-93 Sound Level Contours: Stonehenge Road to Exit Peak Hour I-93 Sound Level Contours: Exit Peak Hour I-93 Sound Level Contours: North of Exit 5 to Manchester City Line Peak Hour I-93 Sound Level Contours: Manchester City Line to Cohas Brook Peak Hour I-93 Sound Level Contours: Cohas Brook to Bodwell Road Peak Hour I-93 Sound Level Contours: I-93 / I-293 Interchange Archaeological Resources Historical Resources Land Use Zoning Community Facilities Potential Petroleum and Hazardous Material Release Sites Future Conditions AM Peak Hour Future Conditions PM Peak Hour Level of Service Summary 2020 No Build Condition AM and PM Peak Hour Selected Alternative Traffic Volumes AM Peak Hour Selected Alternative Traffic Volumes PM Peak Hour Level of Service Summary 2020 Selected Alternative AM and PM Peak Hour Floodplain Mitigation Areas Wetland Impacts, by Segment and Alternative Potential Wetland Mitigation Sites Final EIS\FINAL EIS PART 1.doc xvii Contents

25 Summary of Archaeological Impacts by Option for Either Three-Lane or Four-Lane Alternative Summary of Historical Impacts by Option for I-93 Three-Lane and Four-Lane Alternatives Secondary Impacts Study Area Panelists Blended Average Allocation Change - Population Panelists Blended Average Allocation Change - Employment Section 4(f) Impacts Selected Alternative Kinzler House Section 4(f) Impacts Selected Alternative George F and Robert Armstrong House Section 4(f) Impacts Selected Alternative Robert J. Prowse Memorial Bridge Section 4(f) Impacts Selected Alternative Reed Paige Clark Homestead Section 4(f) Impacts Selected Alternative Gearty House I-93 Realignment to Avoid Impact to Robert J. Prowse Memorial Bridge Final EIS\FINAL EIS PART 1.doc xviii Contents