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Low frequency  (tuba)  63  hz,  15  feet  long   Room  Acous=cs  

High frequency  (speech)  2000  hz,  6”  long  


Preven=ng fluIer  echo….sound  trapping  

3/8” Op=white  Tempered  –  Heat  Soaked   .060  Trosofol  laminate  interlayer   3/8”  Op=white  Tempered  –  Heat  Soaked                                                      4  foot  air  space   3/8”  Op=white  Tempered  –  Heat  Soaked   .060  Trosofol  laminate  interlayer   3/8”  Op=white  Tempered  –  Heat  Soaked    


University of  Michigan,  Earl  V.  Moore  Building,  1964   Architect,  Eero  Saarinen  


5/16” clear  hs  VE48  on  #2   1/2”  air  space  –  black  alum  spacer   1/4”  clear  heat  treated     7”  air  space     1/4”  Op=white  Heat  Strengthed   1/2”  air  space   3/8”  Op=white  heat  strengthened   .06  clear  PVB   3/8”  Op=white  heat  strengthened      


Patrick Loughran,  FAIA,  PE                                                                                                  Thank  You   GoeIsch  Partners   ploughran@gpchicago.com          All  photos  ©Tom  Rossiter  

Big Building on Campus presentation  
Big Building on Campus presentation  

Big Building on Campus presentation by Patrick Loughran, Goetsch Partners - Facades+ Chicago 2015 conference