Third Avenue Skip-Stop Operations Now a Rainbow of Frequent, Efficient Service
17
Third Avenue Skip-Stop Operations Now a Rainbow of Frequent, Efficient Service Owen Kehoe, PE, PTOE King County Metro Transit, Transportation Engineer Seattle, WA
description
Third Avenue Skip-Stop Operations Now a Rainbow of Frequent, Efficient Service. Owen Kehoe, PE, PTOE King County Metro Transit, Transportation Engineer Seattle, WA. Background Transit through Downtown Seattle. North-South Orientation 5 Surface Avenues Bus/LRT Tunnel 5,300 Daily Trips - PowerPoint PPT Presentation
Transcript of Third Avenue Skip-Stop Operations Now a Rainbow of Frequent, Efficient Service
Third Avenue Skip-Stop OperationsNow a Rainbow of Frequent, Efficient Service
Owen Kehoe, PE, PTOEKing County Metro Transit,
Transportation EngineerSeattle, WA
BackgroundTransit through Downtown Seattle
• North-South Orientation• 5 Surface Avenues• Bus/LRT Tunnel• 5,300 Daily Trips• 3rd Avenue “Transit Spine”
• 60,000 riders/weekday
• 2005: 2-year Bus Tunnel Closure– Traffic restrictions– Blue/Yellow Skip-Stops
• 2007: Tunnel reopening– Keep transit priority
features– Capacity evaluation
3rd Avenue Transit SpineRecent History
Pine St
Pike St
Union St
University St
Seneca St
Spring St
Madison St
Marion St
Columbia St
Cherry St
James St
• 1st Ave Construction– Long term– Intermittent closures– Need to move service
• Questions:– Can 3rd Ave take the 1st
Ave routes?– Which routes to assign
to which skip-stops?
3rd Avenue Transit SpineFebruary 2011 Service Change
Pine St
Pike St
Union St
University St
Seneca St
Spring St
Madison St
Marion St
Columbia St
Cherry St
James St
• Goals:– Move 1st Ave routes– Prepare Rapid Ride routes– Minimize changes
• Constraints:– Rapid Ride stations on
same block both directions– Common stop routes– Trolley wire
3rd Avenue Transit SpineFebruary 2011 Service Change
Pine St
Pike St
Union St
University St
Seneca St
Spring St
Madison St
Marion St
Columbia St
Cherry St
James St
R R
R R
R R
MethodologyGeneral Approach
Develop Scenario
V<=C?
Compute Bus Volumes [bus/hr]
Capacity Analysis
(PM Peak)
NO YESService Change
Package
MethodologyBus Stop Capacity
# of Loading Areas
Dwell Time
Clearance Time
Signal Timing
Failure Rate
Main Inputs Calculation Worksheet Output
Bus Stop Capacity
[bus/hr]
Right-Turn Traffic
MethodologyCorridor Capacity
Adjacent Lane traffic Corridor
Capacity
[buses/hr]
Yellow Zone Capacity
Blue Zone Capacity
Main Inputs Calculation Worksheet Output
MethodologyCapacity Analysis Results
Pine St
Pike St
Union St
University St
Seneca St
Spring St
Madison St
Marion St
Columbia St
Cherry St
James St
Yellow Stops
80 buses/hr
SB Corridor Capacity:
130 buses/hr
Blue Stops
65 buses/hr Blue Stops
65 buses/hr
NB Corridor Capacity:
130 buses/hr
Yellow Stops
85 buses/hr
SOUTHBOUND NORTHBOUND
Capacity CapacityCritical Bus Stops
• Bus Stops Overloaded– Blue SB– Yellow NB
• Possible Solutions– Move routes to 2nd/4th Ave– Split common routes– Different color per direction– Something else?
ScenariosFirst Attempts
Pine St
Pike St
Union St
University St
Seneca St
Spring St
Madison St
Marion St
Columbia St
Cherry St
James St
R R
R R
R R
• New Skip-Stop Colors– Red: Rapid Ride & related
Routes– Green: Routes adjusting to
make room for Red routes• Each Route Assigned One
Color• Refine Scenarios
ScenariosA New Approach
Pine St
Pike St
Union St
University St
Seneca St
Spring St
Madison St
Marion St
Columbia St
Cherry St
James St
R R
R R
R R
• Move some routes to 2nd/4th Ave– Suburban peak-only routes– Available capacity
• Consider future changes– 2012: Rapid Ride C & D– Avoid making customers
switch twice• Tunnel Closed Scenario
ScenariosRefinement
Pine St
Pike St
Union St
University St
Seneca St
Spring St
Madison St
Marion St
Columbia St
Cherry St
James St
ScenariosFebruary 2011 Final
Pine St
Pike St
Union St
University St
Seneca St
Spring St
Madison St
Marion St
Columbia St
Cherry St
James St
Yellow/Green
80 buses/hr
SB Corridor Capacity:
130 buses/hr
Blue/Red
65 buses/hr
Yellow/Green
60 buses/hr
SB Corridor Volume:
121 buses/hr
Blue/Red
61 buses/hr Blue/Green
65 buses/hr
NB Corridor Capacity:
130 buses/hr
Yellow/Red
85 buses/hr
Blue/Green
44 buses/hr
NB Corridor Volume:
107 buses/hr
Yellow/Red
63 buses/hr
SOUTHBOUND NORTHBOUND
CapacityVolume Capacity Volume
• New Color Markers– At bus stop sign– Overhead advance
markers• Operator Training• Street Teaming
Implementation
• Frequent Service • Common Stops
Improved!• Maximizing use of
Transit Priority Street• Color System Tool for
Identifying Skip Stops
ResultsCustomer’s Perspective
• See for yourself!
• 3rd Avenue Tour– Meet at Westlake
Station after the Tunnel Tour• Estimated Departure
2:30PM– Visit critical bus stops
ResultsYour Perspective
Third Avenue Skip-Stop OperationsNow a Rainbow of Frequent, Efficient Service
Owen Kehoe, PE, PTOEKing County Metro Transit,
Transportation EngineerSeattle, WA
