Planning and Designing Sustainable and Resilient...
Transcript of Planning and Designing Sustainable and Resilient...
Elizabeth J. Bradford, MS, ENV SPGlobal Technology Leader: Resilient & Sustainable Infrastructure Planning & Envision Sustainable Infrastructure Rating System
Planning and Designing Sustainable and Resilient Infrastructure
Innovative Envision Approaches
8th Annual Water Resources Strategies Symposium:
Challenging the Status QuoThe Massachusetts Coalition for Water Resources
Stewardship
May 17, 2017
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Agenda
1. Industry challenges and opportunities
2. CH2M’s Resiliency and Sustainability Framework
3. The Envision Rating System
4. CH2M’s Resiliency and Sustainability Framework with Envision, including Case Studies Results
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Industry Challenges and Opportunities
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The terms resiliency and sustainability are often used interchangeably, but there are nuanced differences
• Sustainability is simply the ability of something to endure through time
– Sustainable development as “development that meets the needs of the present without compromising the ability of future generations to meet their own needs.”
• Resiliency is the ability to return to an original or desired state after experiencing stress or change
– Resilient infrastructure is infrastructure constructed such that it can withstand or quickly recover from stressors.
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Industry trends have created a market for a standardized approach to resilient and sustainable design
Increased understanding
and use on projects
Illumination of social and
environmental benefits and co-benefits
Demonstrations of reduced
costs (financial benefits)
Growing demand for
standardized approach
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The Challenge: Multiple resiliency and sustainability drivers, but limited resources
• Compile and communicate requirements?
• Know how resilient and sustainable current initiatives are?
• Communicate current performance to stakeholders?
• Identify areas for short- and long-term improvement?
• Create future value for their community?
• Select design alternatives with the highest return on investment?
• Reduce capital investment and long-term operating and maintenance costs?
• Train and empower staff to plan and design more sustainable and resilient projects?
• Understand and communicate the value proposition to stakeholders?
So, how does a large organization or program:
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Resiliency and Sustainability FrameworkA comprehensive program development, management and decision support system
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The Solution: CH2M’s Resiliency and Sustainability Framework
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The Envision Rating SystemEnvision is a sustainability rating system for civil infrastructure projects
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Many are looking to the Envision rating system for their infrastructure projects
Similar to LEED, Envision is a project certification process that allows for projects that have achieved high levels of sustainability to receive recognition awards (bronze, silver, gold, or platinum) based on level of achievement.
LEED framework helps designers integrate sustainable alternatives into buildings.
Envision framework helps designers integrate sustainable alternatives into all types of civilinfrastructure projects.
The criteria vary, but Envision award levels are intended to be equivalent to LEED in level of effort and level of sustainability.
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The Institute for Sustainable
Infrastructure
The American Society of Civil Engineers
The American Council of Engineering
Companies
Envision is the flagship product developed by Zofnassand ISI
The Zofnass Program for Sustainable
Infrastructure at the Graduate School of Design at Harvard
University
The American Public Works Association
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Envision is a framework of 5 categories broken down into themed subcategories, within which 60 credits are arranged
Subcategories
Categories Quality of Life
Purpose
Wellbeing
Community
Leadership
Collaboration
Management
Planning
ResourceAllocation
Materials
Energy
Water
Natural World
Siting
Land+Water
Biodiversity
Climateand Risk
Emissions
CR2.1: Assess Climate Threat
CR2.2: Avoid Traps and Vulnerabilities
CR2.3: Prepare for Long-Term Adaptability
CR2.4: Prepare for Short-Term Hazards
CR2.5: Manage Heat Island Effects
Resilience
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Each credit is laid out on two pages, with the same structure throughout
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Increasingly Sustainable
Points Per Level of Achievement
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Resiliency and Sustainability Framework with EnvisionA comprehensive program development, management and decision support system – that uses Envision
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From Projects to Programs – CH2M Increases the Value of Envision
Program and organization level
framework
To operationalize and institutionalize the Envision framework
Integrates economic resiliency and sustainability
DesignTeam
Stakeholders
DecisionMakers
Envision
Project level framework
Objective metric for measuring project
performance
Defines opportunities for more environmentally
and socially resilient and sustainable projects
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CH2M’s Resiliency and Sustainability Framework was extended to integrate the Envision principles
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In Phase 1 documents and standards that apply to all projects across a program or organization are identified
External Guidance Documents
Internal Guidance Documents
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Case Study: Phase 2 results for a wastewater treatment plant, by credit category
0%
5%
10%
15%
20%
25%
30%
35%
40%
21%
36%
6%
37%
17%
23%
PER
CEN
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PP
LIC
AB
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20%
30%
40%
50%
Bronze
Silver
Gold
Platinum
100%
Phase 5
Not Applicable
Phase 2
Phase 3
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Case Study: Phase 3 potential additional commitments for a wastewater treatment plant, by credit category
23%
29%
0%
10%
20%
30%
40%
50%
60%
Phase 2 & 3 Results
Phase 2 - Baseline Phase 3 - Potential Stretch Goals
Gold
Silver
Bronze
Platinum
?
20%
30%
40%
50%
Bronze
Silver
Gold
Platinum
100%
Phase 5
Not Applicable
Phase 2
Phase 3
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In Phase 3 we narrow list of stretch goals by integrating economic realities
Envision points are a proxy for level of resiliency and sustainability. Each potential action (dot) has a corresponding Envision score (y-axis) and associated cost (x-axis). Priorities are highlighted with stars. Action selection is based on (1) highest impact alternatives (lowest cost, most sustainable and resilient, within circle); or (2) organizational priorities (squares).
Leve
l of
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abili
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Cost
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In Phase 4 we operationalize and institutionalize organizational priorities with guidance documents and training
Chartering
Training
Program Standards
Key Performance Indicators
Designer Scopes of Work
Sustainable &Resilient
Planning andDesign
Guidelines
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Case study: Phase 5 tools integrate resiliency & sustainability into project design alternatives analysis
0%
10%
20%
30%
40%
50%
60%
QUALITY OF LIFE LEADERSHIP RESOURCEALLOCATION
NATURAL WORLD CLIMATE ANDRISK
Overall Score
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%
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4%
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%
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4%
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4%
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% 22
% 25
%
Per
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licab
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Alt
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Alt
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Alt
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Alt
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Alt
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Alt
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Alt
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Alt
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Alt
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Alt
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Alt
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Alt
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Alt
3
Note: Alt = Alternative
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This allows for comparison of resiliency and sustainability of alternatives against other priorities
Social Resilience
20%
30%
40%
50%
Bronze
Silver
Gold
Platinum
100%
Phase 5
Not Applicable
Phase 2
Phase 3
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Envision created the project framework, and CH2M expanded the framework to programs
• CH2M’s approach takes Envision from projects to programs:
– Assesses current organizational commitments and goals
– Integrates cost of sustainable alternatives
– Communicates priorities to planning and design teams
– Enhances capacity building within the organization
• Envision improves project planning and design phases:
– Provides objective metric for measuring performance
– Illuminates project co-benefits
– Defines opportunities for more sustainable and resilient design
– Provides talking points for communicating with stakeholders