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Hangar One Fabric Alternative

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Presentation on possible fabric covering for the historic Hangar One at the former Moffet Naval Air Station in the San Francisco Bay Area. Presented at the May 10 2007 meeting of the Restoration Advisory Board (RAB) by Architect Linda Ellis.

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Hangar One Fabric Alternative

  1. 1. Hangar One South Bay’s Landmark Fabric Feasibility Study 10 Minute Presentation May 10. 2007
  2. 2. <ul><li>Suggested Approach - Hangar One </li></ul><ul><ul><li>1. Remove existing cladding </li></ul></ul><ul><ul><li>2. Cover existing structure </li></ul></ul><ul><ul><li> with architectural fabric </li></ul></ul>Freedom Ring, Clark AFB <ul><li>General Benefits </li></ul><ul><ul><li>Reuse </li></ul></ul><ul><ul><ul><li>Preserve existing Military, Aviation, and Bay Area Landmark </li></ul></ul></ul><ul><ul><ul><li>Existing building adaptive reuse </li></ul></ul></ul><ul><ul><li>Reduce </li></ul></ul><ul><ul><ul><li>Building operational costs </li></ul></ul></ul><ul><ul><ul><li>Weight on structure </li></ul></ul></ul><ul><ul><li>Recycle </li></ul></ul><ul><ul><ul><li>Cladding only – Limits off-haul & Landfill </li></ul></ul></ul>
  3. 3. <ul><li>Concept </li></ul><ul><li>Hangar Emulates Air Ship </li></ul>
  4. 4. <ul><li>Fabric General Benefits </li></ul><ul><ul><li>Economics </li></ul></ul><ul><ul><ul><li>Global demand for metal = Cost increase </li></ul></ul></ul><ul><ul><ul><li>Fabric manufactured regionally </li></ul></ul></ul><ul><ul><li>Competitive </li></ul></ul><ul><ul><ul><li>Multiple fabric manufacturers </li></ul></ul></ul><ul><ul><ul><li>Multiple designers / installers </li></ul></ul></ul><ul><ul><li>Variables </li></ul></ul><ul><ul><ul><li>Performance </li></ul></ul></ul><ul><ul><ul><li>Cost </li></ul></ul></ul>Ka’ahumanu Mall, Maui HI
  5. 5. <ul><li>Fabric Benchmarking </li></ul><ul><ul><li>PTFE over fiberglass substrate </li></ul></ul><ul><li> PTFE = Poly-Tetra-Fluora-Ethylene = Teflon  </li></ul><ul><ul><li>Characteristics </li></ul></ul><ul><ul><ul><li>Best Long-Term Performance </li></ul></ul></ul><ul><ul><ul><li>Least Operational Cost </li></ul></ul></ul>
  6. 6. <ul><li>PFTE Fabric </li></ul><ul><ul><li>Durability </li></ul></ul><ul><ul><ul><li>Apollo technology </li></ul></ul></ul><ul><ul><li>Low – No Maintenance </li></ul></ul><ul><ul><ul><li>Performance of 30 years + </li></ul></ul></ul><ul><ul><ul><li>Annual inspection - no maintenance typical </li></ul></ul></ul><ul><ul><li>Warranted up to 30 years </li></ul></ul><ul><ul><ul><li>Project-by-Project basis </li></ul></ul></ul>“ Pound for pound, the material is stronger than steel and weighs less than five ounces per square foot” “ Benefits from Apollo: Giant Leaps in Technology: To the Moon, through the roof”, NASA Facts , FS-2004-07-002-JSC , July 2004.
  7. 7. <ul><li>PTFE Fabric </li></ul><ul><ul><li>Sustainable - Energy Efficient </li></ul></ul><ul><ul><ul><li>Light Transmission into interiors </li></ul></ul></ul><ul><ul><ul><li>Limits Heat Gain - Cool Roof </li></ul></ul></ul><ul><ul><ul><li>Qualifies for LEED points </li></ul></ul></ul><ul><ul><li>Flame Resistant </li></ul></ul><ul><ul><ul><li>Class A Roof Material - Highest UBC/CBC Rating </li></ul></ul></ul><ul><ul><ul><li>Occupancy, Permitting </li></ul></ul></ul><ul><ul><li>Acoustical Attenuation </li></ul></ul><ul><ul><ul><li>Smaller Applications – Best Performance </li></ul></ul></ul><ul><ul><ul><li>Larger Structures – Acoustical liners available if necessary </li></ul></ul></ul>PTFE may soon receive Energy Star Rating
  8. 8. <ul><li>Case Studies </li></ul>
  9. 9. <ul><li>Fabric Case Study </li></ul><ul><ul><li>Denver Airport </li></ul></ul>Prominence
  10. 10. <ul><li>Fabric Case Study </li></ul><ul><ul><li>Convention Center </li></ul></ul><ul><ul><li>San Diego. California </li></ul></ul>Proximity to Salt Water
  11. 11. <ul><li>Fabric Case Study </li></ul><ul><ul><li>Mount Saint Mary’s College Knott Athletic Recreation Convocation Center </li></ul></ul><ul><ul><li>Newburgh. New York </li></ul></ul>
  12. 12. <ul><li>Fabric Case Study </li></ul><ul><ul><li>Alexandria Great Hall </li></ul></ul><ul><ul><li>London. England </li></ul></ul>Historical Renovation
  13. 13. <ul><li>Fabric Case Study </li></ul><ul><ul><li>Georgia Dome </li></ul></ul><ul><ul><li>Atlanta. Georgia </li></ul></ul>Withstood Hurricane Katrina without damage
  14. 14. <ul><li>Fabric Case Study </li></ul><ul><ul><li>Exhibition Hall Enclosure. Canada Harbour Palace </li></ul></ul><ul><ul><li>Vancouver. BC. Toronto </li></ul></ul>
  15. 15. <ul><li>Fabric Case Study </li></ul><ul><ul><li>Shoreline Amphitheater </li></ul></ul><ul><ul><li>Mountain View. California </li></ul></ul>Hangar One Moffett Field Beyond View from Shoreline Existing Architectural Precedent
  16. 16. <ul><li>Fabric Case Study </li></ul><ul><ul><li>Student Center, University of Laverne </li></ul></ul><ul><ul><li>Laverne, California </li></ul></ul>Built 1973; Still Beautiful and watertight, 34 years later
  17. 17. <ul><li>Fabric Building Applications </li></ul><ul><ul><li>Aviation Applications </li></ul></ul><ul><ul><li>Adaptive Reuse </li></ul></ul>
  18. 18. <ul><li>Aviation Applications </li></ul>Fabric is suitable for aviation hangars
  19. 19. <ul><li>Aviation Adaptive Reuse </li></ul><ul><li>Government activity may limit some uses at Moffett Field. </li></ul><ul><ul><li>Aircraft Hangar </li></ul></ul><ul><ul><li>Auditorium </li></ul></ul><ul><ul><li>Aviation Museum </li></ul></ul><ul><ul><li>Conference Center </li></ul></ul><ul><ul><li>Convention Center </li></ul></ul><ul><ul><li>Educational Facility </li></ul></ul><ul><ul><li>Housing / Condo Environment </li></ul></ul><ul><ul><li>Office / Engineering Labs </li></ul></ul><ul><ul><li>Retail </li></ul></ul><ul><ul><li>Sports Center </li></ul></ul><ul><ul><li>Water Park </li></ul></ul>Cargo Lifter Hangar, Brand Germany World’s Largest Self Supporting Structure Browning Hangar, Austin TX Air Force Plant 19, San Diego, CA
  20. 20. <ul><li>Hangar One Existing Conditions </li></ul><ul><ul><li>Scale </li></ul></ul><ul><ul><li>Structure </li></ul></ul>
  21. 21. <ul><li>Hangar One Scale </li></ul>8.5 Acres – 360,000 SF Cladding Area 472,000 SF 2-Story Home 308’ 1,133’ 200’+/-
  22. 22. <ul><li>Hangar One Structure </li></ul>Metal Cladding with clerestory windows over Steel Space Frame and lateral X-bracing supported by raised concrete curb foundation system Hangar One Space Frame Under Construction
  23. 23. <ul><li>Hangar One Applicability of Fabric </li></ul><ul><ul><li>Constructability </li></ul></ul><ul><ul><li>Historical Reference Options </li></ul></ul>
  24. 24. <ul><li>Hangar One – Fabric Design Benefits </li></ul><ul><ul><li>Structure – First Glance </li></ul></ul><ul><ul><ul><li>Foundation </li></ul></ul></ul><ul><ul><ul><ul><li>Suitable for fabric cont. anchor edge rods </li></ul></ul></ul></ul><ul><ul><ul><li>Loading </li></ul></ul></ul><ul><ul><ul><ul><li>Fabric reduces bearing weight </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Dynamic load design achievable </li></ul></ul></ul></ul><ul><ul><ul><li>Space Frame </li></ul></ul></ul><ul><ul><ul><ul><li>Member sizes resist tensile loading </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Minimal work for fabric connectors </li></ul></ul></ul></ul><ul><ul><ul><li>Restoration Process </li></ul></ul></ul><ul><ul><ul><ul><li>Self supporting after cladding removal </li></ul></ul></ul></ul><ul><ul><ul><ul><li>NASA Ames Site Access allows ease of </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Construction around existing building </li></ul></ul></ul></ul>
  25. 25. <ul><li>Fabric – Detail Alternatives </li></ul><ul><ul><li>Historical Renovation or Contemporary Redesign </li></ul></ul><ul><ul><ul><li>Fabric Color and Patterning </li></ul></ul></ul><ul><ul><ul><ul><li>Translucency </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Opacity & Reflectivity </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Pattern can replicate corrugations </li></ul></ul></ul></ul><ul><ul><ul><li>Contrasting Element Features </li></ul></ul></ul><ul><ul><ul><ul><li>Incorporation of new or existing windows </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Fabric to emulate windows </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Return Black Roof to Pre-60’s White optional </li></ul></ul></ul></ul>
  26. 26. <ul><li>Hangar 1 – Before </li></ul>
  27. 27. <ul><li>Hangar One </li></ul>
  28. 28. <ul><li>Hangar One </li></ul>
  29. 29. <ul><li>Hangar One </li></ul>
  30. 30. <ul><li>Hangar One </li></ul>
  31. 31. <ul><li>Hangar One </li></ul>
  32. 32. <ul><li>Summary </li></ul><ul><ul><li>Fabric Characteristics </li></ul></ul><ul><ul><ul><li>Quality </li></ul></ul></ul><ul><ul><ul><li>Competitive </li></ul></ul></ul><ul><ul><ul><li>Design Options </li></ul></ul></ul><ul><ul><li>Fabric for Hangar One </li></ul></ul><ul><ul><ul><li>Functional </li></ul></ul></ul><ul><ul><ul><li>Practical </li></ul></ul></ul><ul><ul><ul><li>Reflects History </li></ul></ul></ul><ul><ul><li>Sustainable Solution </li></ul></ul><ul><ul><ul><li>Improved Performance </li></ul></ul></ul><ul><ul><ul><li>Adaptive Reuse </li></ul></ul></ul><ul><ul><ul><li>Less Toxics in Landfill </li></ul></ul></ul>
  33. 33. <ul><li>Thank You </li></ul><ul><li>To the Following: </li></ul>RAB Bay Area Citizens Former NAS Moffett Field Restoration Advisory Board
  34. 34. Linda Ellis, Rick Callison, Rick Millitello, and Hardip Pannu would like to offer special thanks to: Francis Mao , Andrej Borzuchowski, Peninsula Digital Reprographics, Birdair, Inc, Saint Gobain, Ferma, Inc., Siemens, Inc., and Fabritech, Inc.

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