community board 2 reconstruction of 9 avenue / geometric
TRANSCRIPT
Reconstruction of
9TH AVENUE /Community Board 2
Traffic and Transportation Committee 9 AVENUE /GANSEVOORT AREABorough of Manhattan
Project: HWMP2020
Traffic and Transportation Committee
Geometric Review
jPIN: 8502011HW0029September 11, 2012
Historic DistrictsGansevoort Market Historic DistrictGreenwich Village Historic District
1815
West Side Elevated Railway, ca 1869
West Side Elevated Railway, ca 1869
1933
1940
Conceptual Design
AnalyzeConditions
Collect Data/Field
Observations
Project Objectives
Community Outreach
Traffic Study Program
Conceptual Design
AnalyzeConditions
Collect Data/Field
Observations
Project Objectives
Community Outreach
Traffic Study Program
Traffic Study Area
Conceptual Design
AnalyzeConditions
Collect Data/Field
Observations
Project Objectives
Community Outreach
Traffic Study Program
Total Vehicle Crashes - April 2008 to December 2010
Traffic Pedestrian Crashes - April 2008 to December 2010
Daytime DOT Time Lapse Nighttime DOT Time Lapse
Time Lapse Video from Gansevoort Street
Conceptual Design
AnalyzeConditions
Collect Data/Field
Observations
Project Objectives
Community Outreach
Traffic Study Program
Analyze ConditionsAnalyze Conditions• Analyze Existing Conditions
Analyze ConditionsAnalyze Conditionsy g
– Traffic Operations (Weekday AM, Weekday PM, Friday Overnight, Saturday Midday)
– Vehicle Crashes and Pedestrian CrashesVehicle Crashes and Pedestrian Crashes
• No Build Conditions (2015, 2035)– Apply Growth Factor– Incorporate Future Developments
• St. Vincent’s Campus Redevelopment • Whitney Museum • Hudson Yards
• Build Conditions (2015, 2035)– Ongoing Analysisg g y
Level of Level of ServiceService
The Average control delay per vehicle is estimated for each g y plane group and aggregated for each approach and for the intersection as a whole. LOS is directly related to the control delay valuecontrol delay value.
LOS CRITERIA FOR SIGNALIZED INTERSECTIONSLOS Control Delay per Vehicle (s/veh)
A ≤ 10B > 10-20C > 20-35D > 35-55E > 55 80E > 55-80F > 80
Phase A – Southbound Traffic
Existing Signal Operations
Phase B – Northbound Traffic
Existing Signal Operations
Phase C – Eastbound/Westbound Traffic
Existing Signal Operations
Southbound/ Northbound Traffic Eastbound/Westbound TrafficSouthbound/ Northbound Traffic Eastbound/Westbound Traffic A-CDE
Existing Signal Operations – Weekday PM Peak
EF
Southbound/ Northbound Traffic Eastbound/Westbound TrafficSouthbound/ Northbound Traffic Eastbound/Westbound Traffic A-CDE
Existing Signal Operations – Friday PM Peak
EF
Southbound/ Northbound Traffic Eastbound/Westbound TrafficSouthbound/ Northbound Traffic Eastbound/Westbound Traffic A-CDE
2015 – Weekday PM Peak
EF
Southbound/ Northbound Traffic Eastbound/Westbound TrafficSouthbound/ Northbound Traffic Eastbound/Westbound Traffic A-CDE
2015 – Friday PM Peak
EF
Southbound/ Northbound Traffic Eastbound/Westbound TrafficSouthbound/ Northbound Traffic Eastbound/Westbound Traffic A-CDE
2035 – Weekday PM Peak
EF
Southbound/ Northbound Traffic Eastbound/Westbound TrafficSouthbound/ Northbound Traffic Eastbound/Westbound Traffic A-CDE
2035 – Friday PM Peak
EF
Southbound/ Northbound Traffic Eastbound/Westbound TrafficSouthbound/ Northbound Traffic Eastbound/Westbound Traffic A-CDE
2035 – Saturday Midday Peak
EF
Conceptual Design
AnalyzeConditions
Collect Data/Field
Observations
Project Objectives
Community Outreach
Traffic Study Program
Current Temporary Plan West Asymmetrical PlanSymmetrical Plan East Asymmetrical Plan
Preferred Design Option
Combined SewerWater
East Asymmetrical PlanUtilities
Option 2
Street Gardens• garden trees
Option 2
Street Gardens• garden trees
Option 2
Street Gardens• garden trees