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Analysis and Data Gaps

Decision and Action

Cost Benefit Analysis

Sensitivity Analysis

Capacity Weighted Lower

Data Gaps

Time Weighted Higher

  • Material Data
  • Cost
  • Availability

  • Contractor Availability

  • Construction practices

  • Community Preferences

Alternative 1: Reinforced Concrete

Data Collection

Constructability

Capacity

Comfort

Security

Cost

Time Required

Alternative Development

1 and 2

5 and 6

3 and 4

http://www.centuryconcrete.ca/pages/why_concrete_blocks/economical

Criteria Development

Economic:

Capital Construction

Maintenance-Removed

Environmental-Removed

Social

Capacity

Safety

Constructability

Time Required

Comfort

Methodology

Dormitory Design in Mbita, Kenya

Background

EWB-USA Mission

  • Community-Driven
  • Sustainable

Problem Statement

Sustainability

Sierra Johnson

Hope School serves orphaned children.

The community is concerned about the safety of orphaned girls, due to neglect and exploitation.

Construction of a dormitory has been proposed.

Alternatives for the dormitory layout need to be analyzed before a decision can be made.

  • Stakeholders benefit
  • Continuity of project
  • Surrounding community

http://www.ey.com/US/en/Services/Specialty-Services/Climate-Change-and-Sustainability-Services/How-sustainability-has-expanded-the-CFOs-role

EWB-WYO

  • 2 projects
  • Guatemala
  • Hope School

http://ewb-usa.org/

Questions?

References

Block, Adam. 2014. "Hope School Dormitory: Post Assessment Report." EWB-USA Document 522: Post Assessment Report.

EWB-USA. n.d. "About Us". http://ewb-usa.org/.

Gichuhi, Francis. 2013. "Analysis of the cost of construction of a concrete slab in Kenya." A4architect Nairobi Kenya. Accessed April 2015. http://www.a4architect.com/2013/11/analysis-cost-construction-concrete-slab-kenya-comparison-prefabricated-situ/.

2013. Kisumu Concrete Products LTD. Accessed April 2015. http://www.kcpquarry.com/blocks.html.

Mraz, Stephen J. 2008. "Just what is sustainability?" Machine Design 80 (15): 76-78.

n.d. "What is Sustainability." University of Windsor. http://www1.uwindsor.ca/sustainability/what-is-sustainability.

2015. "What is Sustainability?" Vanderbilt University. Accessed April 2015. http://www.vanderbilt.edu/sustainvu/who-we-are/what-is-sustainability/.

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