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Kari Smith Gulf Coast Green 2010
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Kari Smith Gulf Coast Green 2010

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Gulf Coast Green speaker, Kari Smith, of Louisiana State University, presented "Water 58" on 4/15/2010 in Houston, Texas

Gulf Coast Green speaker, Kari Smith, of Louisiana State University, presented "Water 58" on 4/15/2010 in Houston, Texas

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  • 1. Geography of Change: Water 58” [29”] 30° 13' 26” N/ 92° 1' 11” W, 5° 33' 0” N/ 0° 13' 0” W
  • 2. “Architecture is not about the house but rather about housekeeping.” • Parameters or protocol organize space and are sites of innovation/opportunity • Markers of active processes, e.g. cycles (verb) • “Simple components gain complexity by their relative position to each other;” couplings can compound meaning • Localize infrastructure (sourcing) • Let infrastructure occupy our attention • Address water issues Plan and section “Matryoshka Principle” Wet Zone as Organizational Principle Source: Easterling, Keller. Organization Space: Landscapes, Highways, and Houses in America. Cambridge: The MIT Press, 2001.
  • 3. Mississippi Basin encompasses 100% of Louisiana Volta Basin encompasses 70% of Ghana Watersheds of the World: Mississippi, Volta Source: Revenga, C., S. Murray, J. Abramovitz, and A. Hammond, 1998. Watersheds of the World: Ecological Value and Vulnerability. Washington, DC: World Resources Institute.
  • 4. 58” 30° 12' 52.48” N/ 91° 59' 46.66” W Territory Conditions Allowances (Encouraged) Much of Southern Louisiana is enclosed by • Rainwater harvesting for irrigation purposes levees with ground surface below sea level. • Water saving faucets and shower heads and These conditions give rise to water concerns other water saving devices such as low flush or that do not exist in other areas of the United dual flush toilets States. The true water table can be more than 10 feet above the ground surface within the area Allowed by Variance protected by levees. In many areas the ground • Waterless urinals surface is maintained through constant pumping • Rainwater for toilet flushing of ground water. Louisiana also frequently experiences regional hazards such as hurricanes. Prohibited • Alternative drinking water sources (cisterns) • Onsite sanitary disposal • Greywater reuse for potable purposes • Use of non-potable water for showering, or washing of any type • Cross connection or back siphonage potential of any non-potable sources with potable sources. Louisiana Protocol Source:State of Louisiana Department of Health and Hospitals Policy on Water Use in “Green” Buildings in Louisiana. July 2008.
  • 5. 29” 5° 33' 11.79” N/ 0° 13' 31.34” W Territory Conditions Allowances (Encouraged) Much of Accra is 16'-0” above sea level, but • Rainwater harvesting parts of it are below sea level. The territory • Earth closets (well ventilated) must be experiences annual monsoons which often entered from external air. create flash floods. Recorded rainfall events • Private waste water treatment (with District have dropped over 12” of rain in under 10 Planning Authority approval.) hours. Low infiltration rates in urban areas during peak flooding results in large amounts of fresh water draining into the Gulf of Guinea. Accra Protocol Source:Ghana Building Codes
  • 6. 58” 30° 13' 28.41” N/ 92° 2' 41.12” W Location: Lafayette, LA Wet Zone Strategies Owner: NOAA • Greywater system Architect: Eskew+, Guidry, Beazley, Ostteen/Eskew Filson • Stormwater management Architects Case Study: The Estuarine Habitats and Coastal Fisheries Center Images: Erin Bodin
  • 7. 58” 30° 12' 32.65” N/ 92° 1' 13.01” W Location: Lafayette, LA Wet Zone Strategies Owner: University of Louisiana at Lafayette • Rainscreen Architect: TEAM BeauSoleil Gross sq.ft.: 800 Case Study: BeauSoleil Louisiana Solar Home, 2009 Solar Decathlon Images: Kari Smith
  • 8. 58” 30° 12' 32.65” N/ 92° 1' 13.01” W Wet Zone Strategies • Elevated • Micro-climate zoning Case Study: BeauSoleil Louisiana Solar Home, 2009 Solar Decathlon Images: Kari Smith & Jim Tetro, U.S. DOE
  • 9. 58” 30° 12' 52.48” N/ 91° 59' 46.66” W Location: Bayou Vermilion, LA Wet Zone Strategies Gross sq.ft.: 800 • Cypress colombage frame with bousillage infill • Elevated on piers in response to the high water table and seasonal flooding • Steep roof to shed water quickly Case Study: Vermillionville Source: Cazayoux, Edward. A Manuel for the Environmental & Climatic Responsive Restoration & Renovation of Older Houses in Louisiana. Baton Rouge: Louisiana Department of Natural Resources. 2003. Images: Erin Bodin
  • 10. 58” 62” 30° 12' 52.48” N/ 91° 59' 46.66” W 29° 56' 22.19” N/ 90° 7' 13.76” W Wet Zone Strategies Location: New Orleans, LA Owner: Tulane University • Use of vegetation Architect: VJAA • Micro-climate shading and Gross sq.ft.: 150,000 ventilation, front porch maximizes the duration and space of human comfort buildings can remain open to the exterior up to 5 months of the year Case Study: Vermillionville & Lavin-Bernick Center for Student Life Source: Saieh, Nico. Archdaily Images: Erin Bodin & Stephanie Bordelon
  • 11. Wet Zone Strategies • Micro-climate thermal zones. Core “refuge” spaces maintain a consistent • Large rotary fans circulate air at the temperature and relative humidity (75°, building's perimeter. 50% RH). “Tempered” peripheral spaces are transitional (80°, 75% RH). Case Study: Lavin-Bernick Center for Student Life Source: Saieh, Nico. Archdaily Images: Stephanie Bordelon
  • 12. 62” 29° 56' 22.19” N/ 90° 7' 13.76” W Wet Zone Strategies • Clerestory solar vents admit daylight to the core of the building and provide solar-driven ventilation. • Pendulum and wave fans move air across chilled radiant surfaces. Case Study: Lavin-Bernick Center for Student Life Source: Saieh, Nico. Archdaily Images: Stephanie Bordelon
  • 13. 29” 5° 33' 11.79” N/ 0° 13' 31.34” W Location: Accra, Ghana Gross sq.ft.: 725 “Matryoshka Principle” Wet Zone as Organizational Principle Positive Water Balance, Ghana House Image: owldr,LLC
  • 14. 58” 30° 13' 26” N/ 92° 1' 11” W Most Americans use 100 gallons per person per day. The World's poor often subsist on fewer than 5 gallons per person per day. Vermillionville Cistern Source: National Geographic April 2010. Vol.217. No.4:56. Image: Erin Bodin
  • 15. 29” 5° 33' 11.79” N/ 0° 13' 31.34” W Agbogbloshie Rubbish Dump Images: Copyright Andrew McConnell
  • 16. 29” 5° 33' 11.79” N/ 0° 13' 31.34” W Agbogbloshie Rubbish Dump Images: Copyright Andrew McConnell
  • 17. 29” 5° 33' 11.79” N/ 0° 13' 31.34” W Agbogbloshie Rubbish Dump Images: Copyright Andrew McConnell
  • 18. 29” 5° 33' 11.79” N/ 0° 13' 31.34” W Vegetated roof and filter strip Constructed Wetland System Cassava and Cocoyam Wash Edible landscape with native plantings over flow irrigation, food security & preservation of culture. Stormwater buffer strip Positive Water Balance, Ghana House Image: owldr,LLC
  • 19. 58” 30° 13' 26” N/ 92° 1' 11” W Determine total catchment area (sq. ft.) ÷ by 1,000 X 550 (to determine gallons collected per inch of rain) X by average annual rainfall = possible collection in gallons Vermillionville Cistern Source: Banks, Suzy and Richard Heinichen. Rainwater Collection for the Mechanically Challenged. Dripping Springs, Texas: Tank Town Publishing, 2004. Image: Erin Bodin
  • 20. Rainwater Collection: 7,895 gallons 29” annually from primary roof 5° 33' 11.79” N/ 0° 13' 31.34” W (carrying capacity 4 people) Rainwater Collection: 2,823 gallons annually from secondary roof Constructed Wetland Capacity: 10,283 gallons Cistern Capacity: 3,655 gallons Water security Positive Water Balance, Ghana House Image: owldr,LLC
  • 21. 29” 5° 33' 11.79” N/ 0° 13' 31.34” W Solar Water Disinfection (SODIS) Clear PET plastic bottles are placed in the sun for 6 hours. UVA radiation kills viruses, bacteria, and parasites in the water making it safe to drink. Water bottles can be stored to prevent recontamination. Positive Water Balance, Ghana House Source: National Geographic April 2010. Vol.217. No.4:25 Image: owldr,LLC
  • 22. 9” 28” 36° 2' 59.06” N/ 107° 56' 36.12” W 19° 41' 58.93” N/ 98° 50' 38.31” W Readily available resources influence the architectural expression. Chaco Canyon,1100 A.D. and Teotihuacán, 250 A.D Images: Megan Lorenz
  • 23. “According to an estimate by the 29” Electrical Power Research Institute, 5° 33' 11.79” N/ 0° 13' 31.34” W about 4 percent of power generation is used for the moving and treating of water and wastewater [in the US].” “Dry stack” masonry construction: 207 gallons of water saved on mortar joints. Earth Closet: 6,424 gallons saved annually. Toilets account for 30% of an average home's indoor water consumption Positive Water Balance, Ghana House Source: Joann Gonchar “Quenching the Built Environment's Thirst for Water.” Architectural Record. New York: McGraw-Hill Companies. October 2009. Vol.197, No. 10 : 122 Image: owldr,LLC

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