Mount Evans Scenic and Historic Byway Corridor Management Plan
Mount Auburn Street Corridor Study - Mass.Gov€¦ · • Community Feedback Design Changes •...
Transcript of Mount Auburn Street Corridor Study - Mass.Gov€¦ · • Community Feedback Design Changes •...
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November 1, 2016 Russell Youth
Community Center
Mount Auburn Street Corridor Study
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Mount Auburn Street Corridor Study
Commonwealth of Massachusetts
Governor Charles D. Baker
Lieutenant Governor
Karyn E. Polito
Energy and Environmental Secretary Matthew A. Beaton
Department of Conservation and Recreation Commissioner
Leo P. Roy
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Mount Auburn Street Corridor Study
DCR Mission Statement
To protect, promote and enhance our common wealth of natural, cultural
and recreational resources for the well-being of all.
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Mount Auburn Street Corridor Study
Project Area
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Mount Auburn Street Corridor Study
Schedule
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Mount Auburn Street Corridor Study
Agenda
• Welcome
• Road Safety Audit Results
• Road Diet Analysis
• VISSIM Analysis – Early Results
• VISSIM Takeaways & Design Changes
• Community Feedback Design Changes
• Landscaping Ideas
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Mount Auburn Street Corridor Study
Road Safety Audit Results
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Mount Auburn Street Corridor Study
Crash Rate Comparison: 2011-2015 (5 years)
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Mount Auburn Street Corridor Study
Crash Type Comparison
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Mount Auburn Street Corridor Study
Crash Severity Comparison
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Mount Auburn Street Corridor Study
Fresh Pond Parkway at Huron Avenue
• No overhead traffic signal indications – Poor visibility for existing signals
approaching from Fresh Pond Parkway
– Rear-end crashes on Fresh Pond Parkway NB and SB
– Red light running
• Left turns restricted, but only during peak hours – No “protected” (green arrow)
phasing; vehicles must turn left against oncoming traffic
– Crashes involving SB left-turning vehicles and NB through vehicles
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Mount Auburn Street Corridor Study
Takeaways – Fresh Pond Parkway at Huron Avenue
• Install Overhead Signals
• Check yellow and “all red” signal phases
• Consider Restricting Fresh Pond Parkway Left Turns 24/7
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Mount Auburn Street Corridor Study
Fresh Pond Parkway at Mount Auburn Street
• Large pavement area – Unclear vehicle paths – High-speed turns due to
large corner radii • Turns restricted due to geometry or
signal phasing – Motorists may make illegal turn rather
than attempt to find legal route – e.g. Fresh Pond Parkway southbound
vehicles looking for Mt. Auburn Hospital • Unclear lane use (Fresh Pond Parkway
southbound) – Wide enough for 3-4 lanes,
marked for 2 lanes
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Mount Auburn Street Corridor Study
Fresh Pond Parkway at Mount Auburn Street (cont’d)
• Poor signal visibility – No overhead indications
at most approaches – Large intersection area
• Pedestrians must cross
Gerrys Landing Road in three stages – Two pedestrian crashes – Pedestrians more likely
to disobey signals with longer delay
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Mount Auburn Street Corridor Study
Takeaways – Fresh Pond Parkway at Mount Auburn Street
• Reduce Pavement & Improve Markings
• Install Overhead Signals
• Remove 3rd Southbound Lane
• Reduce Pedestrian Delay
• Improve Pedestrian Crossings
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Mount Auburn Street Corridor Study
Mount Auburn Street at Brattle Street/Aberdeen Avenue
• Brattle St. slip lane – Intersects Mt. Auburn St. just 100’
east of Aberdeen Avenue stop line • Rear-end crashes • Merge with traffic occurs within
queue for intersection – Stop line set back from
Aberdeen Avenue by 100’ • Signal Indications
– No overhead signals – poor visibility – Westbound left-turn lag phase –
left-turn and rear-end crashes – Aberdeen southbound left-turns get
little green time
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Mount Auburn Street Corridor Study
Takeaways – Mount Auburn Street at Brattle Street/Aberdeen Avenue
• Install Overhead Signals
• Adjust signals at Aberdeen
• Remove Brattle/ Mt. Auburn Merge
• T-Up Intersection at Brattle
• Install New Signal at Brattle
• Create Signal-Protected Bike Crossing
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Mount Auburn Street Corridor Study
Road Diet Analysis
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Mount Auburn Street Corridor Study
Fresh Pond Parkway 4:3 Road Diet – AM Peak Queues
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Mount Auburn Street Corridor Study
Fresh Pond Parkway 4:3 Road Diet – PM Peak Queues
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Mount Auburn Street Corridor Study
Fresh Pond Parkway 4:3 Road Diet – Cut Through Streets
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Mount Auburn Street Corridor Study
Review of Shared Goals
1. Calm traffic, provide clarity, reduce crashes and severity of crashes2. Improve connectivity, air quality and expand mobility choices by:
a. Measuring people, not carsb. Reducing transit delaysc. Improving safety, access, parking and comfort for bicycles.d. Maintaining mobility for motor vehiclese. Improving safety, attractiveness, noise, and comfort for pedestrians
and residents3. Address cut-through traffic in the Larchwood, Huron Village, and
Coolidge Hill Neighborhoods4. Offer short-term and long-term solutions5. Acknowledge enforcement and special uses by BB&N, Mt. Auburn
Cemetery, Mt. Auburn Hospital, Shady Hill, and Tufts Health Plan
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Mount Auburn Street Corridor Study
Review of Shared Goals
1. Calm traffic, provide clarity, reduce crashes and severity of crashes 2. Improve connectivity, air quality and expand mobility choices by:
a. Measuring people, not cars b. Reducing transit delays c. Improving safety, access, parking and comfort for bicycles d. Maintaining mobility for motor vehicles e. Improving safety, attractiveness, noise, and comfort for
pedestrians and residents 3. Address cut-through traffic in the Larchwood, Huron Village, and
Coolidge Hill Neighborhoods 4. Offer short-term and long-term solutions 5. Acknowledge enforcement and special uses by BB&N, Mt. Auburn
Cemetery, Mt. Auburn, Shady Hill, and Tufts Health Plan
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Mount Auburn Street Corridor Study
VISSIM Traffic Analysis – Early Results
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Mount Auburn Street Corridor Study
Person Throughput Analysis (AM Peak)
Percent Bus Vehicles = 2% Percent Bus Person Throughput = 43% Bus Throughput = 925 persons/hour Vehicle Throughput = 1,200 persons/hour
Percent Bus Vehicles = 3% Percent Bus Person Throughput = 56% Bus Throughput = 985 persons/hour Vehicle Throughput = 765 persons/hour
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Mount Auburn Street Corridor Study
Bus Travel Time Option B*
Existing With Partial Bus Lanes and
Queue Jump
* With two-stage crossing
• About 2 minutes bus travel time savings with bus lanes
• About 3.5 minutes
reduction in 90th percentile travel time
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Mount Auburn Street Corridor Study
Auto Travel Time Option B*
• Vehicle operations improve on Mt Auburn due to signal timing changes at Fresh Pond Parkway
Existing With Partial Bus Lanes and
Queue Jump
* With two-stage crossing
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Mount Auburn Street Corridor Study
Bus Travel Time Option A*
Existing With partial bus lane and
queue jump Additional bus lane
between Homer and Aberdeen
* With two-stage crossing
• Additional bus lane provides over 2.5 minutes travel time savings
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Mount Auburn Street Corridor Study
Auto Travel Time and Pedestrian Delay
Existing With single-stage crossing
at FP Two-stage crossing at FP
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Mount Auburn Street Corridor Study
VISSIM Traffic Analysis – Takeaways & Design Changes
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Mount Auburn Street Corridor Study
PLEASE NOTE: The following concepts are drafts; works in progress
shown only for the purpose of collecting public feedback for
their improvement.
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Mount Auburn Street Corridor Study
One-Stage Crossing becomes Two-Stage Crossing
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Change to Aberdeen to Homer Lane Directions
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Aberdeen to Brattle – Transit Lane Very Challenging
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Community-Feedback-Driven Design Alternatives
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Mount Auburn Street Corridor Study
Option A – Increase Safety / Eliminate Merging Movement
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Option B – Maintain Merge Lane
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Mount Auburn at Belmont Proposed Design
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Mount Auburn at Belmont: Existing Volumes (AM Peak)
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Mount Auburn Street Corridor Study
Mount Auburn at Belmont: Existing Volumes (PM Peak)
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Mount Auburn Street Corridor Study
Mount Auburn at Belmont Proposed Design – No Change
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Boat House Circulation – Option B
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
BB&N and Boat House Circulation – Option A
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Fresh Pond Parkway Midblock Crossing
• Concerns about: – Sight lines – RRFB visibility and
recognition – Speeds – Noise – Lack of desire line
DRAFT
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Mount Auburn Street Corridor Study
Larch St. Left Restriction
• Concerns about: – Circulation
DRAFT
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Mount Auburn Street Corridor Study
New Option A – Maintain Existing Geometry
DRAFT
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Raised Intersection, Stamped Asphalt or Both?
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Raised Intersection, Stamped Asphalt or Both?
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Raised Intersection, Speed Table, Stamped Asphalt or? Speed Table Feasibility Research: • Many different studies have shown that
speeds can be reduced anywhere from 1% to 21%, but they have rarely been used on high volume or high volume streets in the US.
• Typically they are used in a dense urban context or a side street residential context.
• Although speed tables are generally applied on low-speed facilities in the United States, they may have applications on approaches to high-speed intersections where low speeds are desired. (NCHRP 613)
Status: Continue to Study
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Mount Auburn Street Corridor Study
Speed Activated Speed Limit Reminder Signs
FHWA cites 1 to 14% speed reductions
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Mount Auburn Street Corridor Study
Gateway Treatments
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Mount Auburn Street Corridor Study
Speed Limit Enforcement Cameras
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Mount Auburn Street Corridor Study
Speed Limit Enforcement Cameras – Legislation
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Mount Auburn Street Corridor Study
Star Market Driveway
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Mount Auburn Street Corridor Study
Star Market Driveway – Option A
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Star Market Driveway – Option B
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Landscaping Ideas
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Mount Auburn Street Corridor Study
Fresh Pond Parkway Street Trees
FIRST PLANTINGS LIKELY SPRING 2018
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Mount Auburn Street Corridor Study
Star Market Plaza Scheme 1
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Star Market Plaza Scheme 2
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Brattle Plaza Scheme 1
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Brattle Plaza Scheme 2
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Preferred Entrance into Star Market
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Mount Auburn Street Corridor Study
Short Term Option
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Mount Auburn Street Corridor Study
Mt. Auburn Street at Fresh Pond Parkway — Short-Term
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
Mt. Auburn Street at Fresh Pond Parkway — Short-Term
DRAFT CONCEPT
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Mount Auburn Street Corridor Study
We Want Your Feedback
• Please leave your comments on the roll plans around the room
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Mount Auburn Street Corridor Study
Next Steps
• Second Public Meeting: November 14 – Long and short-term options, their benefits and traffic analysis – Please bring your friends and neighbors!
• Final Stakeholder Group Meeting and Public Meeting: January
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Mount Auburn Street Corridor Study
For More Information:
• Project Website: www.mass.gov/dcr/mt-auburn-corridor-study • If you have comments or suggestions on this project:
– Submit online at: http://www.mass.gov/eea/agencies/dcr/public-outreach/submit-public-comments/
– Write: Department of Conservation and Recreation, Office of Public Outreach, 251 Causeway Street, Suite 600, Boston, MA 02114
– Deadline (pertaining to this meeting): Thursday, 10/15/16 • Note: Public comments submitted to DCR may be posted on the DCR
website in their entirety. • If you have questions, please email: