Canopy Solutions – Suspended Canopy Calculator

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CanopySolutionsSuspendedCanopyOCv6
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Suspended Canopy Calculator (ASD)
ASCE 7      Version v6      4/9/20
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ASCE:
IBC 03/06/09 = ASCE 7-05
IBC 12/15 = ASCE 7-10
IBC 18 = ASCE 7-16
V: mph
Vult: mph
Exposure:
Risk Cat.:
Live Load: 20 psf
Dead Load: 2 psf
Ground Snow Load: psf
Superstructure
MRH:
Mean Roof Height: 60' Max. for Provisions for Attached Canopies
ft
URL:
Upper Roof Length:
ft
PH:
Parapet Height:
ft
Canopy 
Deck Perpen. to Host?
P:
Projection:
ft
AA:
Arm Attachment:
ft
AH:
Arm Height:
ft
θ: degrees
CH:
Canopy Height:
ft
S:
Arm Spacing:
ft
ASD Load Combinations
Effective Combinations:
Gravity:
Uplift:
1.
2.
3.
4.
5.
6a.
6b.
7.
8.
Legend:
D = Dead Load Lr = Roof Live Load S = Snow Load W = Wind Load
Decking Capacity

INVALID WITHOUT
ENGINEER SEAL

Gutter Beam Capacity

INVALID WITHOUT
ENGINEER SEAL

Hanger Arm Capacity

INVALID WITHOUT
ENGINEER SEAL

Horizontal Strut Capacity

INVALID WITHOUT
ENGINEER SEAL

INVALID WITHOUT
ENGINEER SEAL

ASD Reactions to Host Structure
Top Connection
Bottom Connection

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  Information                      
  60' max. MRH as there is lack of provisions in ASCE 7-16 for attached canopies            
  Rain Load (R) is ignored (will update eventually)                  
  Canopy height (wind pressure/statics) and arm height (statics) assumed to act through centerlines of gutter for simplicity    
  Load Combo 6a reserved as TX canopy engineers not considering roof maintenance during wind design event      
                           
  Load Combinations     Grav Control Uplift Control       Loads  
  1 D         D  
  2 D         S  
  3         Lr  
  4         Wp  
  5         Wn  
  6a       R 0  
  6b              
  7            
  8 0.6D              
        Max:              
                           
                           
                           
  Decking Capacity                      
  Decking     Fb(l) Unity(m) Unity(def)            
  3"x6"x0.065" 6063-T6 Pan              
  3"x6"x0.079" 6063-T6 Pan              
  3"x6"x0.094" 6063-T6 Pan              
  2"x8"x0.065" 6063-T6 Pan              
  2.75"x6"x0.078" 6063-T6 Pan              
  2.75"x6"x0.078" 6063-T6 Cap & Pan              
  4.5"x6"x0.078" 6063-T6 Cap & Pan              
  6"x6"x0.078" 6063-T6 Cap & Pan              
                           
  Gutter Beam Capacity                    
  Gutter Beam   Fb(l) Unity(m) Unity(def)            
  14.79              
  14.79              
  14.79              
  14.79              
  14.79              
                           
  Axial Force in Arm                      
  Gravity                      
  Uplift                      
                           
  Hanger Arm Capacity                      
  Hanger Arm   Unity(ax)                  
  2"x2"x0.125" 6063-T6 Tube                  
  2"x2"x0.250" 6061-T6 Tube                  
  3"x3"x0.125" 6063-T2 Tube                  
  3"x3"x0.250" 6063-T6 Tube                  
  1.5" SCH 40 6063-T52 Pipe                  
  1.5" SCH 80 6063-T52 Pipe                  
  2" SCH 40 6063-T52 Pipe                  
  2" SCH 80 6063-T52 Pipe                  
                           
  Horizontal Strut Capacity                    
  Horizontal Strut   Unity(gra)                
                   
  2"x2"x0.125" 6063-T6 Tube                  
  2"x2"x0.250" 6061-T6 Tube                  
  2"x4"x0.125" 6063-T52 Tube                  
  2"x4"x0.250" 6061-T6 Tube                  
  3"x3"x0.125" 6063-T6 Tube                  
  3"x3"x0.250" 6063-T6 Tube                  
                   
                   
                   
                   
                   
                   
                   
                   
                           
  Reactions to Host Structure                    
  Reactions to Host Structure Rx, grav Ry, grav Rx, up Ry, up            
  Top Connection              
  Bottom Connection              
                           
                           
                           
EX Logo Basic With (R)1
Work Prepared For:
Project:
ASCE 7-16 HOST ATTACHED CANOPY DESIGN CRITERIA:                                
Exposures
h c =  Mean Canopy Height
Exposure: 
a z_g z_min
h e =  Mean Eave Height
B 7 1200 30
V basic/ult =  Wind Velocity (3-Second Gust)
C 9.5 900 15
K d =  0.85 Directionality Factor
D 11.5 700 7
K z =  Velocity Pressure Coefficient
Design Live Load: 
K zt =  1.0 Topographic Factor
Design Snow Load: 
K e =  1.0 Ground Elevation Factor
Design Dead Load: 
LOADS ON CANOPY:                                
                        h c /h e =                      
L1 = 
Effective Member Length
W1 =    Effective Member Width                                        
A =  Effective Wind Area, L1*W1             Positive Net Pressure Coef.         Positive            
Area (ft 2 ) GC pn
1<x<10
GCN p =  Positive Pressure Coefficient
Upper 100.00
100<x<1000
GCN n =  Negative Pressure Coefficient
Current
q z =  Velocity Pressure
For Deflection Check Only:
Lower 10.00
WL p =  Positive Wind Load, = qz*GCNp
WL p' =  (0.42*WLp)
WL n =  Negative Wind Load, = qz*GCNn
WL n' =  (0.42*WLn)
Negative Net Pressure Coef.
Negative
Grav =  Grav = 
Area (ft 2 ) GC pn
0.9 ≤ hc/he ≤ 1
1<x<10
Uplift =  Critical Negative DP, 0.6*WLn+0.6*DL Uplift = 
Upper 100.00
100<x<1000
Current
Lower 10.00
0.5 < hc/he <  0.9
1<x<10
LOADS ON BEAMS:                       100<x<1000      
                          Decking / Louvers                      
L2 =  Effective Beam Length               Net Pressure Coefficient       hc/he ≤ 0.5   1<x<10      
W2 =  Effective Beam Width               Positive               100<x<1000      
A =  Effective Wind Area, L2*W2             Negative