december 5, 2017 july 28, 2011 | | 4 plainfield lockport crest hill manhattan shorewood joliet...

July 28, 2011 | www.I-80Will.com | 1

I-80 Phase I StudyProject Working Group Meeting #6

December 5, 2017December 5, 2017

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July 28, 2011 | www.I-80Will.com | 2December 5, 2017 | www.I-80Will.com | 2

Agenda

• Study Update• Development and Evaluation of

Alternatives to be Carried Forward• Next Steps and Schedule

Plainfield

Lockport

Crest Hill

Manhattan

ShorewoodJoliet

MinookaChannahon

Rockdale

New Lenox

Study Area

Near Term Improvement –Package A

Scope of Project: • Bridge rehabilitation and/or replacement• Isolated pavement reconstruction• Safety improvements

Near-Term Phase I Study

PHASE I:Preliminary Engineering and Environmental Study

PHASE II: Contract Plan Preparation and Land Acquisition

PHASE III: ConstructionPHASE III:

Construction

CONTRACT PLANS

COMPLETEDPROJECT

DESIGNAPPROVAL

Phase I Study

Follow National Environmental

Policy Act (NEPA)

Assess Natural, Built, Human Environment

Consider Environmental

Impact

Integrate Environmental

Values

Phase I Study

Step 5Design

Approval

Step 4Preferred

Alternative

Step 3Range of

Alternatives

Step 2Purpose

and Need

Step 1Data

Collection

*We are here

Stakeholder Involvement:Public Meetings

• Public Meeting #1: August 18, 2010– Corridor Issues and Transportation Problems

• Public Meeting #2: July 28, 2011– Sought Public Comments for Project Alternatives

Residents view exhibits at Public Meeting #2

Stakeholder Involvement: Project Working Group (PWG)

• PWG #1: September 14, 2010• PWG #2: February 8, 2011• PWG #3: May 3, 2011• PWG #4: May 20, 2011• PWG #5: September 19, 2011

Project PurposeThe purpose of the project is to provide an improved transportation system along Interstate 80 from Ridge Road to U.S. Route 30. This will be accomplished by addressing facility condition and design to improve regional and local travel and access, as well as safety for all users.

Project Need• Improve regional and local travel and access;• Improve facility condition and design; and• Improve safety for all users.

Purpose & Need

National Environmental Policy Act (NEPA) • Concurrence Point #1:

Purpose and Need - March 1, 2012• Alternative Development• Concurrence Point #2:

Alternatives to be Carried Forward –February 22, 2017

Progress to Date

• No-Build Alternative– Routine maintenance only– Does not meet the Purpose and Need

• Study Alternative(s) comprised of:– Mainline Alternatives– Bridge Alternatives including Des Plaines River

Bridge Alternatives – Interchange Alternatives

Alternative Objectives

Mainline Alternatives

• Pavement Replacement– Address Pavement Age– Address Pavement Condition

• Add-Lanes– Not Carried Forward

• Auxiliary Lanes– Improve Traffic Flow– Improve Safety

Proposed Laneage for I-80 General Purpose Widening

Add Aux Lane

Existing 6 Lanes

Add Aux Lane

Mainline Alternatives: Add Auxiliary Lanes

Houbolt Road Extension

PROJECT LIMIT

/ potential future lane

Mainline Alternatives:Proposed 2 Lane Sections

• Near Term Work– Minor Repairs– Deck Replacement– Some bridges will be reconstructed

• Widening• Major Repairs/Rehab• Total Replacement

Mainline Alternatives: Bridges

Mainline bridge along I-55

• North Alignment• South Alignment• Refined North Alignment (new)

Des Plaines River Bridge Alternatives

Des Plaines River Bridge

Des Plaines River Bridge Alternative #1 North

Des Plaines River Bridge Alternative #2 South

Des Plaines River Bridge Alternative #3 Refined North

Category North South Refined North

Residential Relocations 16 8 28

CommercialRelocations 2 0 2

Speed Limit 60 mph 60 mph 65 mph

Center Street 25 mph Ramp Curve

25 mph Ramp Curve

50 mph Ramp Curve

Constructability Constrained Constrained Standard

Wetland Impacts 0.2 acre 0.2 acre 0 acres

Des Plaines River Bridge Alternatives

Interchange Alternatives

• Preliminary preferred alternatives have been identified at these interchanges:

PROJECT LIMIT

Interchange I-55

Alternative:SB to EB Turbine Ramp

Interchange I-55: Alt #2

New Bridge

Auxiliary Lane to Houbolt Road

2 Lane Ramp

New Bridge

SB to EB Turbine Ramp

Alternative 1Realign Westbound Exit Ramp

Alternative 2Remove Northwest Loop Ramp

Larkin Avenue Alternatives

Larkin Avenue (IL-7): Alt #1

Realign Ramp for New Signal

Begin Additional Mainline Lane

Larkin Avenue (IL-7): Alt #2

Realign Ramp for New Signal

Begin Additional Mainline Lane

Remove Loop Ramp

Alternative 12Half-Diamond with Two loop Ramps

Alternative 6¾-Diamond with One Loop Ramp

Center Street Alternatives

Center Street: Alt #12

Center Street: Alt #6

Alternative 2Partial Cloverleaf

Alternative 6DDI

Alternative 7Parclo with Directional Ramp

Alternative 8Partial Cloverleaf with Jughandle

Chicago Street Alternatives

Alt. #2: Partial Cloverleaf

Chicago Street: Alt #2

Alt. #6: Diverging Diamond (DDI)

Build Alternatives:Chicago Street Alternative #6

Alt #7: Partial Cloverleaf w/ Directional Ramp

Alt #8: Partial Cloverleaf w/Jughandle Ramp

MainlinePavement Replacement Extend Existing Auxiliary Lanes

BridgesMainline Bridges (Long-Term Improvements)Des Plaines River Bridge North, South, and Refined North

InterchangesI-55 (1 alternative)Larkin Avenue (2 alternatives)Center Street (2 alternatives)Chicago Street (4 alternatives)

Alternatives to be Carried Forward

Summary

EVALUATION CRITERA Range of Alternative (Impacts)Social / Economic ResourcesResidential Displacements 11 – 37Business Displacements 0 – 2Total ROW Acquisition (acres) 6 – 13Potential EJ Impacts – Minority YPotential EJ Impacts - Low-Income N

Special Lands / Section 4(f) / Section 6(f) LandsSection 4(f) Sites Potentially Impacted 2 TrailsNatural ResourcesT&E Species N

Waters of the U.S.

In-Stream Work (name)

Des Plaines RiverDuPage River

Rock Run CreekHickory Creek

Wetland Impacts ( # and acres) 7 (1.8 ac) - 11 (1.3 ac)High Quality Wetland Impacts 0ADID Wetland Impacts 0

Floodplain Impacts YSection 106 (NRHP) Properties Potentially Impacted

Brandon Road Lock and Dam Historic District

Range of AlternativesImpact Summary

Next Steps

– Present the Alternatives atPublic Meeting #3 – January 31, 2018

– Project Working Group #7 – Spring 2018– Public Hearing – Summer 2018

July 28, 2011 | www.I-80Will.com | 44

Thank you for attending.

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december 5, 2017 july 28, 2011 | | 4 plainfield lockport crest hill manhattan shorewood joliet...

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