CUSTOMER NAME               PROJECT #        
DP=(DESIGN PRESSURE) 60 LA = LOAD AREA DMAX = DEFLECTION                
WW=(WINDOW WIDTH IN.) 60 W1 = STRUCTURAL TEST PRESSURE SMAX = STRESS CALCULATIONS RUN ON EXTRUSIONS:    
WH=(WINDOW HEIGHT IN.) 80 W =  DESIGN TEST PRESSURE DALLOWABLE = DEFLECTION ALLOWED    
MRL=(MEETING RAIL LENGTH IN.) 58.375 P = PRESSURE   1.        
WDP = WINDOW DESIGN PRESSURE   2.        
E= 1.E+07 MMAX DENOMINATOR   3.        
K= 0.3 6.360   4.        
  5.        
KL= 20.000 DMAX DENOMINATOR                
62.400
L= 58.375  
W= 630                       LOAD AREA                                     DESIGN TEST PRESSURE            
W1= 945.00        
WDP= 630 LA= [ WW X ( WH X .5)] - [( WH X .5) X (( WH X .5) X .5)] = LA SQ. FT. MMAX = W X L   = MMAX LBS./IN.
  144     MMAX DEN.  
C=(CENTROID) 1.348        
LA= [ 60 X ( 80 X .5)] - [( 80 X .5) X (( 80 X .5) X .5)] = 10.50 SQ. FT.   MMAX = 630 X 58.375   = 5,782 LBS./IN.
IYY= 0.671                     144                                   MMAX DEN.                  
IYY=      
IYY=   DMAX =   W X   L3     = DMAX IN.  
IYY=               STRUCTURAL TEST               DMAX DEN. X E X I  
IYY=          
I (TOTAL) 0.671 P =   DP X 1.50 = P LBS./SQ. FT. DMAX =   630 X   198,921     = .299 IN.  
          62.400   X   1.E+07 X 0.671        
P =   60 X 1.50 = 90.0 LBS./SQ. FT.    
    SMAX = MMAX X C = SMAX PSI  
W1 = P X LA = W1 LBS.     I  
       
W1 =   90.0 X 10.5 = 945 LBS.     SMAX = 5,782 X 1.348 = 11,616 PSI  
        0.671                  
   
DALLOW = L = DALLOW  
  175  
   
DALLOW = 58.375 = .334  
        175                  
            STRUCTURAL TEST PRESSURE              
   
MMAX = W1 X L = MMAX LBS./IN.
  MMAX DEN.  
   
MMAX = 945.00 X 58.375 = 8,674 LBS./IN.
        6.360                  
   
DMAX =   W1 X   L3     = DMAX IN.  
  DMAX DEN. X E X I  
   
DMAX =   945.00 X   198,921     = .449 IN.  
      62.400   X   1.E+07 X 0.671        
   
SMAX = MMAX X C = SMAX PSI  
  I  
   
SMAX = 8,674 X 1.348 = 17,426 PSI  
        0.671