Corridor Analysis Methodology - I-75 Relief...Corridor Analysis Methodology I‐75 Relief Task Force...
Transcript of Corridor Analysis Methodology - I-75 Relief...Corridor Analysis Methodology I‐75 Relief Task Force...
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Corridor Analysis MethodologyI‐75 Relief Task Force
F E B R UA R Y 2 6 , 2 0 1 6
Xavier PaganNatural & Community Resources AdministratorState Environmental Management Office, Florida Department of Transportation
Presented by:
NOTE: Information is preliminary and subject to change
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Agenda
• Corridor planning process• Corridor analysis methodology• Overview of Planning Corridor Assessment Tool• Preliminary Land Suitability Map
– Input on Avoidance and Minimization Areas• Next steps
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FDOT Transportation Project Delivery Process
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Stakeh
olde
r Involvemen
t
Environm
ental Con
side
ratio
ns
ETDMPlanningPlanning
Project Development & Environment (PD&E)
Design
Right‐of‐Way
Construction
Maintenance
PD&E Approval
Future Corridors
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Future Corridor Planning Process
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CONCEPT EVALUATION PROJECTDEVELOPMENT
IMPLEMENTATION
Potential Corridors Identified
Study Area Defined and
Needs Identified
Specific Alternatives Identified for
Detailed Analysis
Policy Screening Criteria ScreeningEfficient Transportation Decision Making •
Project Development & Environment
Current and future studies
NOTE: Information is preliminary and subject to change
Recommendations expected Fall 2016
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Conceptual Level Corridor Planning
• Why important?– Detailed focus on a particular corridor or region – Help determine where there is a transportation need– Identify corridor options that avoid sensitive environmental
areas and satisfy purpose and need• Planning objectives to inform Project Development
– Purpose and need – Modes to be considered (highway, transit, etc.)– Preliminary screening of alternatives and elimination of
unreasonable alternatives– Basic description of the environmental setting – Preliminary identification of environmental impacts and
environmental mitigation – Based on federal guidance to Link Planning and NEPA
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Corridor Planning
• Define initial options– General areas, swaths and
locations– Conceptual level– Early public and agency input
• Conduct Alternative Corridor Evaluation – Based on Task Force
Recommendations– Identify unreasonable
alternatives– During FDOT’S ETDM Screen
• Project Development– Specific alternatives – Detailed analysis
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What is ACE?• Alternative Corridor Evaluation (ACE) process established in
coordination with FDOT’s Environmental Technical Advisory Team – Includes representatives from Metropolitan Planning
Organizations/Transportation Planning Organizations (MPOs/TPOs), federal and state agencies, and participating Native American Tribes.
• Intended for various project types regardless of mode• Purpose of ACE is to identify reasonable alternatives for
PD&E analysis• Provides a continuously coordinated and documented
process to make corridor decisions with input from agencies, organizations and the public
• Early avoidance, minimization and consideration/identification of mitigation opportunities
• Helps refine the affected environment and identify issues/resources of focus
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Corridor Planning Basics• Define initial corridor options and considerations– Existing and potential new corridors
• Define environmental setting– Issues/resources of focus– Data collection and agency coordination
• Develop Corridor Analysis Methodology with input from agencies, organizations and the public– e.g., Land Suitability Mapping and/or other tools
• Define/ refine corridor options using methodology
• Document evaluation results– Input from Task Force, agencies and public– Refine options based on input and reevaluate
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Identify Corridor Constraints (Avoidance and Minimization)
Conduct Environmental Screening of Potential
Areas of Opportunity for Corridors
Evaluate/Refine Potential Corridors
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Considerations for Corridor Development
• Task Force Charge– Consistency with Guiding Principles
• Purpose and Need– Travel demand model – Socioeconomic analyses – Consistency with regional and local plans
• Environmental screening– Planning Corridor Assessment Tool (PCAT)– Land Suitability Mapping (LSM)– Evaluation of impacts/evaluation matrix
• Engineering feasibility– Funding considerations
• Public and agency input
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Data Collection
• Over 80 Data Layers Initially Identified– Agency Coordination– ETAT Webinar January 29, 2016– Input on 4C Maps
• Major categories include:– Natural, cultural, social and physical
resources
• A preliminary list of data layers was provided for review to the Environmental Technical Advisory Team (ETAT)
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Evaluation Framework – LSM/PCAT
Steps1. Identify Crucial Environmental Layers2. Assign Relative Rankings• Based on agency input
3. Aggregate Layers/Land Suitability Mapping4. Identify Least Environmental Impact Paths5. Review and Refine Corridors 6. Quantify Potential Corridor Impacts 7. Refine Corridors and Re‐quantify Impacts8. Consider Other Impacts and Reduce Corridors
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Aggregate Layers/Land Suitability Mapping
• Combine maps in GIS• Create Land Suitability Map• 100m x 100m blocks• Higher ranking blocks will be avoided
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Identify Least Environmental Impact Paths• Based on LSM• Uses PCAT spatial analyst tool• Quantify impacts• Evaluation Matrix of all considerations
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Preliminary Land Suitability Map
• Insert Final LSM Map (also a display board)
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Next Steps
• Input on Avoidance and Minimization Areas– Task Force Meeting #3– Agency Coordination Meeting #2– Community Workshops
• Identify potential corridors for further input and analysis– Purpose and Need– Conduct environmental screening (PCAT/LSM analysis)– Engineering considerations– Public and agency input
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How to get involved. . . • Provide input on proposed data layers to be used• Provide input on preliminary avoidance and minimization areas shown
• Provide input and insight on issues and considerations in the initial focus area
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For more information contact:
Huiwei Shen, Project ManagerManager, Systems Planning OfficeFlorida Department of Transportation
850‐414‐[email protected]
Xavier PaganNatural & Community Resources Administrator Florida Department of Transportation
850‐414‐[email protected]
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Thank You!