Sustainable Neighborhoods Planning Tool
Project prepared for the City of San Antonio’s
Office of Environmental Policy
Hazem Rashed-Ali, Ph.D.
Chunlin Lin - Halit Beyaztas
Texas Trails & Active Transportation Conference
Texas Bike/Ped Summit • February 1-3, 2012 · San Antonio, TX
PROJECT OBJECTIVES
• Implementing the INDEX GIS‐based planning software in the city of San Antonio,
• Identifying and measuring different sustainability performance indicators across the city,
• Supporting planning efforts to reduce energy and water consumption, vehicle miles of travel, pollution emissions (including greenhouse gas emissions), and the carbon footprint of the city,
• Quantifying other sustainability metrics as needed.
THE INDEX TOOL
• INDEX PlanBuilder is an interactive GIS-based planning support system designed to assist in community planning and development,
• INDEX PlanBuilder includes capabilities for: – Measurement of existing conditions, – Creation of future scenarios, – Evaluation of alternatives, and – Implementation of adopted plans.
• INDEX can calculate 89 indicators in the following categories: - Demographics - Recreation - Land Use - Environment - Housing - Travel - Employment - Climate Change
THE INDEX TOOL
HOW INDEX WORKs?
INDICATOR SELECTION
RATING AND WEIGHTING
HOW TO WEIGHT?
FINAL NUMERIC PRODUCT
FINAL MAP PRODUCT
COMPARING ALTERNATIVES
METHODOLOGY
• DATA COLLECTION: - CITY OF SAN ANTONIO PLANNING DEPARTMENT - MPO - BCAD - SAWS - VIA - CPS (pending)
• IDENTIFICATION OF TARGET NEIGHBORHOODS
• DATA PROCESSING: -INDEX READ SPECIFIC FORM OF GIS DATA
• INDICATOR SELECTION:
• SETTING TRESHOLDS for EACH INDICATOR:
• EXISTING / FUTURE CONDITIONS SCENARIO
• GENERATING NUMERICAL AND SPATIAL RESULTS
APPLICATION
• MODEL DEVELOPMENT / INDICATOR SELECTION
– Forty indicators selected for evaluation for different city neighborhoods
• MODEL VALIDATION / IMPLEMENTATION ON TARGET AREAS
Downtown Loop (Downtown / Lavaca / King William / Lone Star / Collins Garden
• CITY-WIDE IMPLEMENTATION (Pending)
• Web Site Design (Pending)
INDICATOR SELECTION
CURRENT STATUS
• Iden%fy indicators and collect data Completed,
• Collect GIS data Completed
• Prepare GIS data for processing for all city neighborhoods, Completed,
• Running INDEX for all city neighborhoods On going.
• Develop web interface On going
MODEL VALIDATION
WESTSIDE DISTRICT 0.90 cul-‐de-‐sac/intersec%on ra%o
STONE OAK AREA 0.71 cul-‐de-‐sac/intersec%on ra%o
INTERNAL STREET CONNECTIVITY
MODEL VALIDATION
WESTSIDE DISTRICT 91.9% of streets w/sidewalks
STONE OAK AREA 40.8% of streets w/sidewalks
PEDESTRIAN NETWORK COVERAGE
MODEL VALIDATION
WESTSIDE DISTRICT 52.7 stops per square mile
STONE OAK AREA 2.0 stops per square mile
TRANSIT SERVICE COVERAGE
MODEL VALIDATION
WESTSIDE DISTRICT 284.4 vehicle route mi/day/sqmi
STONE OAK AREA 19.3 vehicle route mi/day/sqmi
TRANSIT SERVICE DENSITY
MODEL VALIDATION
WESTSIDE DISTRICT 97.6% of pop w/i user buffer
STONE OAK AREA 15% of pop w/i user buffer
TRANSIT ADJACENCY TO HOUSING
MODEL VALIDATION
WESTSIDE DISTRICT 99.4% of pop w/i user buffer
STONE OAK AREA 61.3% of pop w/i user buffer
TRANSIT ADJACENCY TO EMPLOYMENT
STRUCTURE OF RESULTS
10 Major Districts
STRUCTURE OF RESULTS
The Neighborhood Associations & Sub-Boundaries
DOWN TOWN
DOWN TOWN
DOWN TOWN
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DOWN TOWN
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DOWN TOWN
DOWN TOWN
DOWN TOWN
DOWN TOWN
DOWN TOWN
DOWN TOWN
DOWN TOWN
DOWN TOWN NEIGHBORHOODS Internal Street Connectivity
Collins Gardens Lavaca
Downtown Roosevelt Park Lone Star
King William
DOWN TOWN NEIGHBORHOODS Transit Proximity to Housing
Collins Gardens Lavaca
Downtown Roosevelt Park Lone Star
King William
DOWN TOWN- COMPARISON
Comparison of Sub-Neighborhoods in the Downtown Area
0
10
20
30
40
50
60
DT District
Collins
Garde
ns
King W
illiam
Lavaca
Lone
Star
Downtow
n
Roosvelt
Park
Non
_Neighb
orho
od
Downtown Neighborhoods Comparison Overall Score for all Indicators
NORTH CENTRAL
NORTH CENTRAL
NORTH CENTRAL
NORTH CENTRAL
NORTH CENTRAL
NORTH CENTRAL
NORTH CENTRAL
NORTH CENTRAL NEIGHBORHOODS Transit Proximity to Housing
NORTH CENTRAL NEIGHBORHOODS Transit Proximity to Housing
Acknowledgment
We would like to thank the “City of San Antonio’s Office of
Environmental Policy” for providing finding for this project and for their continuing
support for its development and implementation
Thank you
• For further information:
Hazem Rashed-Ali, Ph.D. Department of Architecture, UTSA [email protected] 210-458-3088
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