HomeMy WebLinkAbout2014-07-10_Maguire Road(compressed)Maguire Road Roundabout
Town of Lexington
Hartwell Avenue
25 Percent Design
Plan Development
July 10, 2014
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Agenda
Agenda
Project Background
Existing Conditions
Roundabout Attributes
Proposed Conditions
Questions and Comments
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Background - 2010 Traffic Plan
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Current Scope
Hartwell Avenue
Study completed in 2010.
Options for Bedford Street, Hartwell Ave, and Wood Street.
Now, focus is on Hartwell Ave, specifically the intersection of Hartwell Ave and Maguire Rd
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Existing Pedestrian/Bicycle Accommodations
On-Street Bike Lanes
No Pedestrian Accommodations
On-street bike lanes are provided along Hartwell Ave south of the Minuteman Bikeway crossing. North of the crossing, there are no bike accommodations. No pedestrian accommodations are
present along the length of Hartwell Ave
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Existing Maguire Road Operations
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Recent Crash Experience
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Corridor Study Plan
Recommended plan from 2010 had a 4-lane section north of Maguire Rd and a 3-lane section south of Maguire Rd, connected by a modern multi-lane roundabout at Maguire Rd.
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Existing Conditions
Maguire Road
Hartwell Avenue
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Alternatives
Signal
Roundabout
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Why a Roundabout?
Compatible with overall plan
It “fits”
Adequate capacity
Safer
Handles all modes
No signal maintenance
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Compatibility
Recommended plan from 2010 had a 4-lane section north of Maguire Rd and a 3-lane section south of Maguire Rd, connected by a modern multi-lane roundabout at Maguire Rd.
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Roundabout Plan/Footprint
Taking Required
Minor Taking Required
Minor Taking Required
Requires some land outside of ROW
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Pedestrian/Bicycle Accommodations
Proposed Sidewalks
On-Street Bike Lanes
Proposed Crosswalks
Sidewalks proposed along north side of Hartwell Ave
Crosswalks across WB and SB approaches
Bike lanes provided along both sides of Hartwell Ave
Bikes have the option to use a lane (like
a car) or dismount and walk bike through crosswalks like a pedestrian
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Roundabout Safety
Source: NCHRP Report 672
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Roundabout Safety
Lower speeds
Fewer crashes
Less severe crashes
Fewer conflict points
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Existing Operations with Roundabout
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Future Operations with Roundabout
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Roundabout Operations
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Signal Alternative
Fits within ROW
Fits within existing ROW
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Signal Pedestrian/Bike Accommodations
Proposed Multi-Use Path
Proposed Crosswalks
Proposed Sidewalk
Crosswalks across WB and SB approaches
Sidewalks/multi-use path along north side of Hartwell Ave (east and west of intersection) as well as along south side east of intersection
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Future Operations with Signal
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Future Signal Operations
Signal Operations
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Comparison of Intersection Options
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Questions/Comments
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Contact Information
jlivsey@lexingtonma.gov
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Other Work – Bridge Study
Study completed in 2010.
Options for Bedford Street, Hartwell Ave, and Wood Street.
Now, focus is on Hartwell Ave, specifically the intersection of Hartwell Ave and Maguire Rd
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Other Work – Bridge Study
Study completed in 2010.
Options for Bedford Street, Hartwell Ave, and Wood Street.
Now, focus is on Hartwell Ave, specifically the intersection of Hartwell Ave and Maguire Rd
28
Other Work – Bedford Street
Study completed in 2010.
Options for Bedford Street, Hartwell Ave, and Wood Street.
Now, focus is on Hartwell Ave, specifically the intersection of Hartwell Ave and Maguire Rd
29
Other Work – Bedford Street
Study completed in 2010.
Options for Bedford Street, Hartwell Ave, and Wood Street.
Now, focus is on Hartwell Ave, specifically the intersection of Hartwell Ave and Maguire Rd
30
Other Work – Bedford Street
Study completed in 2010.
Options for Bedford Street, Hartwell Ave, and Wood Street.
Now, focus is on Hartwell Ave, specifically the intersection of Hartwell Ave and Maguire Rd
31