san diego i-15 integrated corridor management project update caltrans external advisory liaison...
TRANSCRIPT
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San Diego I-15 Integrated Corridor Management Project Update
Caltrans External Advisory Liaison (CEAL) July 16, 2014
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OUTLINE
1. Background – Project Overview and Vision
2. ICM System
3. What’s happening now
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• Utilize technology and partnerships• Manage corridor as system• Provide travelers decision quality information• Maximize corridor capacity
Arterial
Signals
Systems
Freeway
Systems
Bus
SystemsRail
Systems
USDOT ICM Vision Background
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USDOT ICM Selected Eight Pilot Sites
Seattle
San Diego
Oakland
Houston
Dallas
Montgomery County
Minneapolis
San Antonio
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Sabre Springs/Pen%asquitos Transit Center
I-15 Express Lanes
SR 56/Ted Williams Parkway
N
Direct Access Ramp (DAR)
I-15 Main Lanes
Express Lanes
DAR
BRT Stations
Arterial Network
Main Lanes1
2
3
4
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ICM is about management of a corridor. Management implies more than monitoring. Management implies planning for, and responding to, what is happening across all networks.
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1
2
3
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Why ICM: Next Natural Step in TSM
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I-15 ICM Vision
Poway
San Diego
Escondido• Pro-actively Manage Congestion
• Provide Choices • Maximize System
Capacity • Improve
Coordination/ Interoperability
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ICMS Context Diagram
RAMS
Signal timing plans
• Arterial Congestion• Intersection status• System alarms• Local traffic advisories
Regional Arterial Mgmt System
RTMS
Service change request• Bus AVL• Schedule Adherence• Selected Stop/Route Data• Panic alarms
Regional Transit Mgmt System
FMS
CM
S p
lan
s
EL
CS
Re
qu
es
t
• Freeway Congestion• Freeway Incidents• Travel Times• Planned Events• CCTV Imagery• CMS Status
Freeway Mgmt SystemRamp Meter Information System
REMS
511
511 Usage Statistic
s
Incid
ent Dete
ction
Incid
ent Deta
ils
Intelligent Virtual Corridor TMC (User Screen)
XML Data (3rd Party Applications)
Alert messages
SPS
Free spaces
Area ID
CPS
RMISLCS M
eter Timing Plans
Congestion Pricing System• Toll• Travel Times• Events
Lane Closure System
Smart Parking System
Regional Event Mgmt System• CHP• Transit• Express Lanes• Congestion Pricing• Arterial Construction
ATTSArterial Travel Time System Arterial tra
vel times
WeatherNWS
Wea
ther
/NEX
RA
D
NPS RTSS
Network Prediction System Real-Time
Simulation System
Rea
l-T
ime
Dat
a
Pre
dic
tio
ns
Evalu
ation M
OE
Real-Tim
e Data
Construction/Maint
Status
Metering Status
Current Pricing/VTS signs
EL Congestion
One-way IMTMS interfaceTwo-way IMTMS interfaceDSS control interface
= New or Upgraded System
ICM
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RTMS
Service change request• Bus AVL• Schedule Adherence• Selected Stop/Route Data• Panic alarms
Regional Transit Mgmt System
RAMS
Signal timing plans
• Arterial Congestion• Intersection status• System alarms• Local traffic advisories
Regional Arterial Mgmt System
FMS
CM
S p
lan
s
EL
CS
Re
qu
es
t
• Freeway Congestion• Freeway Incidents• Travel Times• Planned Events• CCTV Imagery• CMS Status
Freeway Mgmt System
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• En-Route Traveler Information • Pre-Trip Traveler Information • Corridor Ramp Metering • Signal Coordination on Arterials and Ramp Meters• Enhanced Transit Network Information• Pro-Active Corridor Congestion Management during
recurring and incidents
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DSS Operational Strategies Employed on I-15 with ICM
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What’s Happening Now - DSS – ICM Response Plan Example
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What’s Happening Now –
– Established Weekly Operational Review Meetings
– Over 400 Response Plans Since April– Early May – Set to System Automation
Approval – Operational Corridor Threshold Initiated
18% then to 8% (May 21st) – Released 511 – ICM App (May 9th)
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Environment
Coordination
Getting to Integrated Operations
• Assets Network and
Routes Systems and
Capabilities Availability
• Response Plans Flexibility of
Postures Action Plans Interagency
Coordination
Ops
Postures
Availability
Assets
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Posture Availability
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Predict
Propose
Evaluate
Control
Monitor
• Micro-simulation in real-time to predict and evaluate the response plans
• Business Rules to propose and monitor
• Workflow engines to control
Decision Support System
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Prediction
Asset
Availability
Threshold
Response Plan
Evaluation
Decision Support System
System Supply/Demand
– Arterials – Freeway– Express Lanes – Bus
System Operations
– Signals– Ramps– DMS– Barrier– Toll – 511
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What’s Happening Now - DSS – ICM Response Plan Example
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Corridor Parameter ‘Tabs’
Regularly “Tweak” Corridor Score, Signal Response, Congestion Event Finder, Congestion Thresholds
Occasionally Modify
Global, Response Plan Expiration Timers, Asset Finder
Not anticipated to change (rare)
Strategy Matrix, Sim Q, Transit, Ramp Meter Simulation Hierarchy, Express Lanes Response
Require Agency Oversight
Asset Availability
ICMS Corridor ConfigurationTuning the System
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511 Mobile Application - Release