sherman and st nicholas avenues 2015 safety improvements ... · 5/4/2015 · thank you nyc.gov/dot...
TRANSCRIPT
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Month
Year
Sherman and St Nicholas Avenues
Presented by New York City Department of Transportation, Transportation Planning & Management
May 4, 2015 to Manhattan CB 12 Traffic and Transportation Committee
Safety Improvements and Bicycle Lanes 2015
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• Vision Zero calls for an expanded bicycle network in
Manhattan that improves safety for all road users
• CB 12 requested a network of bike routes in 2012
• CB 12 approved Phase 1 bike routes and DOT began
implementation in 2014
• Sherman Ave scheduled for repaving this summer provides
an opportunity to improve road configuration
Sherman and St Nicholas Avenues Corridor Project Background
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Project Route
Approved, Installation Pending
Existing On-Street Bicycle Facility
Protected Bicycle Path
Legend
Sherman and St Nicholas Avenues Corridor Project Map
3 3
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Sherman and St Nicholas Avenues Existing Conditions
Sherman Ave @ Ellwood St
Looking northeast
• 60’ wide corridors with long crossings
• No dedicated space for cyclists
• Moderate traffic volumes can be
accommodated in a single lane
• Shared through/ left turn lane causes
unpredictable maneuvers
• Poor signal timing on St Nicholas Ave
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47
5
8
12
45
22
6
23
23
8
1
Sherman Ave Crash History (2009-2013)
Total Injuries
Fatalities
5
KSI = Killed/ Severely Injured
1
Intersection in the top 10% KSI of Manhattan intersections
# of KSI
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St Nicholas Ave Crash History (2009-2013)
• High Crash Corridor with 20 people killed or severely injured
(KSI) per mile, ranking in the top third of Manhattan corridors
Total Injuries
W 1
93
rd St
W 1
78
th St
W 1
77
th St
W 1
87
th St
W 1
85
th St
W 1
69
th St
W 1
71
st St
W 1
70
th St
W 1
72
nd St
W 1
73
rd St
W 1
74
th St
W 1
76
th St
W 1
75
th St
W 1
92
nd St
W 1
91
st St
W 1
90
th St
W 1
89
th St
W 1
88
th St
W 1
86
th St
W 1
84
th St
W 1
83
rd St
W 1
82
nd St
W 1
80
th St
W 1
79
th St
45 34 30 20 18 21 12 10 4 9 9 7 12 8 16 10 12 13 8 10 16 13 10 2 14
W 1
81
st St
Intersection in the top 10% KSI of Manhattan intersections
# of KSI
KSI = Killed/ Severely Injured
2 2 3 2 3
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Sherman and St Nicholas Avenues Proposed Configuration (Cross Section)
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Sherman and St Nicholas Avenues Proposed Configuration (Sample Block)
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Sherman and St Nicholas Avenues Proposed Design
Proposed Configuration:
E 222nd St, Bronx
• Bicycle lane provides dedicated
space for cyclists
• Remove one lane in each
direction
• Add left turn lanes maintain
capacity at intersections
• No parking loss
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Safety Results from Similar Treatments 4 lane to 3 lane Traffic Calming
PROJECT
CRASHES
WITH
INJURIES
(% CHANGE)
West 6th Street, BK -24%
Empire Boulevard, BK -15%
Allerton Avenue, BX -28%
Gerritsen Avenue, BK -40%
Southern Boulevard, BK -20%
Randall Avenue, BX -22%
Macombs Road, BX -44%
Allerton Ave
Empire Blvd
Reducing the number of travel lanes
and installing bike lanes improves
safety for all street users
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Sherman and St Nicholas Avenues Parking Regulations
St Nicholas Ave and 179th St
To address double parking, DOT will
work with businesses to identify possible
locations for commercial loading zones
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St Nicholas Avenue Pedestrian Island Opportunities
Vanderbilt Ave, Brooklyn
Concrete pedestrian safety
islands can be located in painted
medians pending approval
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St Nicholas Ave @ W 190th St
Looking south
DOT contractor is producing study
to optimize signal progression.
Benefits will include:
• Decreased travel times
• Reduced congestion
St Nicholas Avenue Signal Timing
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• Enhances safety for all street users
• Expands the bicycle network by creating new bicycle connections
• Improves safety at left-turn intersections
• Reduces opportunities for speeding and reckless driving
Sherman and St Nicholas Avenues Corridor Project Summary
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• The Sherman Creek/Inwood Traffic Study, presented on April 5th 2010 to CB 12, developed recommendations for pedestrian safety at 16 critical intersections, including Broadway & Sherman Ave
• DOT presented Sherman Creek – Inwood Safety Improvements to CB 12 on May 2nd 2011 and received a resolution in support; Broadway & Sherman Ave identified as future Department of Design and Construction (DDC) project
• No longer planned for capital project; in-house project developed
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Sherman Ave and Broadway Intersection Project Background
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16
47
9 1
Total Injuries
Pedestrian Injuries
Pedestrian Fatality
Bro
adw
ay 5
2
Sherman Ave and Broadway Intersection Crash History (2009-2013)
Broadway is a Vision
Zero Priority Corridor
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N
Complicated, wide
intersection with long
multi-part crossings
17
Slip lanes allowing
high speed turns
Pedestrian
desire line
Sherman Ave and Broadway Intersection Existing Conditions
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Conflicting turning
movements with
complicated signal timing
18
Sherman Ave and Broadway Intersection Existing Conditions
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Sherman Ave and Broadway Intersection Existing Conditions
Conflicting turns
Pedestrian desire line
at Ellwood St
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Close right turn slip
lane from Broadway
with concrete
sidewalk extension
Reverse Ellwood St
between Nagle and
Sherman Aves
Construct median
island with trees
Expand northern
island
Sherman Ave and Broadway Intersection Proposal
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Sherman Ave and Broadway Intersection Proposal
EXISTING PROPOSED
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Sherman Ave and Broadway Intersection Proposal
Right Turn Only at Sherman Ave
Reverse Ellwood (SB to NB) From Sherman to Nagle
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Existing
pedestrian paths
More direct
pedestrian paths
23
118 ft
73 ft
38% reduction in crossing distance
Sherman Ave and Broadway Intersection Proposal
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• Increase safety for all users
• Create shorter, more direct pedestrian
crossings
• Clarify vehicular movements
• Safer turning movements
• Improve streetscape
Sherman Ave and Broadway Intersection Intersection Project Summary
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Questions? Thank
You
nyc.gov/dot Thank
You
25