U.S. 31 at CR 400 South Roundabout Information Meeting December 18, 2013 Clifty Creek Elementary...
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Transcript of U.S. 31 at CR 400 South Roundabout Information Meeting December 18, 2013 Clifty Creek Elementary...
![Page 1: U.S. 31 at CR 400 South Roundabout Information Meeting December 18, 2013 Clifty Creek Elementary Columbus, Indiana.](https://reader035.fdocuments.in/reader035/viewer/2022062714/56649d1f5503460f949f2602/html5/thumbnails/1.jpg)
U.S. 31 at CR 400 SouthRoundabout
Information MeetingDecember 18, 2013
Clifty Creek ElementaryColumbus, Indiana
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Meeting Agenda
Welcome Presentations Formal Public Statements or
Comments for the Record Adjourn
Please join our project team with your specific questions in the Display Area
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Project History
Environmental Document released for public involvement on October 2009Presented as a Corridor project consisting of road rehabilitation with bridge rehab/replacements on US 31 from US 50 to CR 50 in Jackson and Bartholomew Counties.
INDOT identified areas to address as independent projects.
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Project History continued
The intersection at US 31 and CR 400 was identified an important improvement along the corridor and was identified as one of those independent projects.Initiated an Additional Information (AI) to determine if any additional impacts as a result of the new project design.Update and inform the public of the design change.
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Project Purpose & Need
The Purpose of the project is to provide an intersection with improved safety and improved traffic flow.
The Need for the project is due to safety and trafficflow concerns.
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What is a Roundabout?
A roundabout is a circular intersection in which traffic enters or exits only through right turns and proceeds in a counter-clockwise direction.
When approaching a roundabout – Slow Down - incoming traffic always yields to the circulating traffic.
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Proposed Right of Way
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Environmental Impacts Existing land use is agricultural
and residential. Historic farm east of the
intersection and south of CR 400 is eligible for National Register of Historic Places.
No right-of-way will be cquired from acquired from this farm.
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Environmental Impacts
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Why a Roundabout?Why a Roundabout? Brochure Federal Highway
Administration Conflict Diagram
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Roundabout SafetyRoundabout Safety Reduced conflict points All vehicles slow to enter roundabout Reduced number of injury (76%) and
(35%) reduction in all accidents More than 90% reduction in fatalities
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Other BenefitsOther Benefits Provides efficient traffic flow Reduces noise and air pollution Less fuel consumption Lower operation and
maintenance costs
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Proposed Single lane roundabout
18’ Circulatory travel lane 10’ Concrete truck apron 95’ Green center island Curb and gutter 15 mph Speed
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Proposed Approaches
12’ travel lanes 17’ entry width Outside curb and gutter Concrete splitter islands
Visual queue Separates entering and exiting vehicles Aligns driver for correct entry Deters wrong way movements
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CR 400 S
East leg Replace structure just east of US 31 Extend existing structure east of drive
West leg Driveway relocation in SW Quadrant Field drive removal in NW Quadrant Replace structure just west of US 31
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Drainage
Will remain basically as the existing
Changes Curb and gutter on approaches Curb turnouts draining
back into open ditches
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Phase 1 One travel lane in each direction Construct temporary pavement on east side of US
31 Close east leg of CR 400 S Access will be maintained to all properties Construction zone speed limit 35 mph
Maintenance of Traffic (MOT)
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Phase 2 One travel lane in each direction East leg of CR 400 S will remain closed Close west leg of CR 400 S Access will be maintained to all properties Construction zone speed limit 35 mph
Maintenance of Traffic (MOT)
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Phase 3 One shared travel lane controlled by temporary
signals Both east and west legs of CR 400 S will remain
closed Access will be maintained to all properties Construction zone speed limit 35 mph
Maintenance of Traffic (MOT)
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Phase 4 One travel lane in each direction Both legs of CR 400 S open Weekend closures of intersection to complete the
center island and remaining work Construction zone speed limit 35 mph
Maintenance of Traffic (MOT)
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Phase 5 Open new roundabout Finish grading of side ditches Construction zone speed limit 35 mph
Maintenance of Traffic (MOT)
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Project Schedule Public Information Meeting – December 2013 Design Plan Refinement Real Estate Acquisition Activities
http://www.fhwa.dot.gov/realestate/realprop/index.html
Appraising Negotiations/Buying Utilities Coordination/Relocation
Project Let for contractor bidding Construction – Tentative Spring/Summer 2015
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Public Comments
Indiana Department of TransportationSeymour District Office185 Agrico laneSeymour, IN 47274
E-mail: [email protected] Phone: 1-877-305-7611 INDOT respectfully requests comments
postmarked by Friday, January 10, 2014All comments will be reviewed and evaluated
and given full consideration during the final designprocess.