excellence in engineering since 1946 · strand associates, inc. ® ( ) lockport bypass corridor...
TRANSCRIPT
![Page 1: Excellence in Engineering Since 1946 · Strand Associates, Inc. ® ( ) Lockport Bypass Corridor Report Presentation June 22, 2015 Village of Plainfield](https://reader034.vdocuments.us/reader034/viewer/2022042408/5f248ca7253d012f08660964/html5/thumbnails/1.jpg)
Excellence in Engineering Since 1946
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Strand Associates, Inc.® ( )
Lockport Bypass Corridor Report PresentationJune 22, 2015
Village of Plainfield
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Lockport Street Bypass Study Limits
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Property Owners
W Lockport Street
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Village ofPlainfield
IL 76/143rd St
IL 36
Possible New Interchange(s)
NORTH
Lockport Street
Bypass
Lockport Street
Key2012 Daily Volume (vpd)2040 Daily Volume (vpd) with New Interchange(s)
7,20011-14,500
6,75024-32,000
16,00023-26,000
NA29-34,000
14,20019,000
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Overview of Alternative Alignments Considered
Alt 1a
Alt 2
Alt 4
Alt 5
143rd Street
NORTH
Lockport St.
126
Alt 1b
Alt 3
= DISMISSED ALTS
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Alternative 1A Overview
143rd Street
NORTH
Lockport St.
Compensation for portion of quarry
impacted by roadway.
Vulcan Materials
Retaining wall to avoid impacts to Lily
Cache Creek
Plainfield Park District
126
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Alternative 2 Overview
143rd Street
NORTH
Lockport St.
Compensation for portion of quarry
impacted by roadway.
Vulcan Materials
New Bridges Crossing Lily Cache Creek
Plainfield Park District
Parkland Impacts
126
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Alternative 4 Overview
143rd Street
NORTH
Lockport St.
Vulcan Materials
New Bridges Crossing Lily Cache Creek
Plainfield Park District
Parkland Impacts
65 Degree Angle of Intersection (Meets Min. but not Desirable)
NORTHResidential Relocation
126
126
Access to developable
lands
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Three Alternatives Investigated Further
Alt 4
143rd Street
NORTH
Lockport St.
126
ComEd
Alt 1a
Alt 2
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Proposed Cross Section
Ultimate Looking North
ComEd request to build west-most lanes first
Multiuse Path
R/W
13’ 13’
120’ R/W
Westbound and Eastbound Lane
Multiuse Path
Westbound LanesEastbound LanesSidewalk Multiuse Path
R/WR/W 120’
12’12’12’18’13’13’5’VARIES VARIES
Initial Looking North
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Alternative 1A and 2 Relationship to ComEd Corridor
Lockport Street Bypass
~41 to 44 feet
~13 to 14 feet
150 feet Utility Corridor
~35 to 38 feet ?
PL
Possible Future Transmission Tower
Multi-use Path
Area Needed for Lockport Street Bypass
PL
Concrete Pad Near Tower for Maintenance Vehicles
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Costs (in Millions)
Alternative As a 4-ln As a 2-lnAlternative 1A– On Vulcan Materials
Quarry Access Roadway $15.1 to $16.0* $12.3 to $13.2*
Alternative 2– West Side of Park $15.4 to $15.8* $13.0 to $13.3*
Alternative 4– 143rd Street and Center of Park $16.0 $12.2
*Range is due to potential variance in quarry material prices*Ultimately the services of an appraiser should be enlisted to better understand right of way costs
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Impacts
Alternative Right-of-way (Acres) Impacts
OverallWet-lands Parks
Reloca-tions
R/W Parcels
ComEdTowers
Stream Crossings
Alternative 1A– On Vulcan Materials Quarry Access Roadway
18.8 0.00 0.7 0 11 0 1
Alternative 2– West Side of Park 18.5 1.84 7.6 0 11 0 3
Alternative 4– 143rd Street and Center of Park 19.8 2.90 8.1 1 12 1 3
Special federal protections apply to wetlands, parks, and stream crossings.
“No practicable alternative” applies
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Alternative 1A is Recommended Because:
• It appears to be low cost alternative
• Requires little parkland and has minimal impacts to parkland
• Has minimal wetland impacts
• Likely to have less encroachment into floodplains
Alternative 1A