Name or Company:  
Email:  
Project Name:  
Inputs    
Module Type
   
Module Quantity
   
Tilt Angle (°)
   
Maximum Wind Speed (mph)
   
Exposure
   
Ground Snowload (psf)
   
Front Edge Clearance (in.)
   
Foundation    
Foundation Type
   
Include mounting posts in the order?
   
Soil Type
   
Foundation Shape
   
Foundation Size (ft.)
   
Outputs (Use the attached diagram at the bottom of this webpage to understand outputs)
  Array Dimensions
Number of Posts   Maximum Array Height (ft.)
Post Size   Array Length (ft.)
Post Spacing (ft.)   Array Width (ft.)
Beam Post Length Above Grade (ft.)      
Beam Post Length Below Grade (ft.)      
Total Post Length Required (ft.)      
Total Post Length Provided (ft.)      
Total Post Length Provided (in.)      
Total Concrete Required (cubic  yd.)      
Product SKU  
Click "Go To Product" Button Below  
Product Link:  
Forces  
Calculated Wind Load on Array: lbs.  
Force at Ground Level: ft-lbs. (Wind Load x Post Length)  
Calculated Snow Load on Array: lbs.  
 
                             
Soil- Presumptive Load-Bearing Values   Minimum Specified Compressive Strength of Concrete or Grout:  
Class of Materials Soil Classification Vertical Foundation Pressure (psf) Lateral Bearing Pressure (psf/ft below natural grade) Coefficienct of Friction Cohesion (psf)   Seismic Design Category   Units          
1 12000 0.7     A 2500 psi  
2 4000 0.35     B 2500 psi  
3 3000 0.35     C 2500 psi  
4 2000 0.25     D 2500 psi  
5 1500   130   E 2500 psi  
  F 2500 psi  
Selected Foundation Type:          
Foundation Type  
 
 
Other  
 
Foundation Shape      
     
     
 
  Round Square   b: Diagonal Dimension of Square Post in. ft. Weight/LF in^2 ft^2  
ft. 1' Diameter 1'x1' Square   12 3.5 0.024306  
ft. 1.5' Diameter 1.5'x1.5' Square   9 2.7  
ft. 2' Diameter 2'x2' Square   10 2.9 0.020139  
ft. 2.5' Diameter 2.5'x2.5' Square  
ft. 3' Diameter 3'x3' Square  
ft. 3.5' Diameter 3.5'x3.5' Square              
               
Beam Length Calcs- Above Grade                
60C/96C  
Tilt (°) Upper Split Wing Installation Hole
Sales MT Solar:
From Onshape Model Length to south end (bottom) of Split Wing (in.):
Sales MT Solar:
From Onshape Model Length to south end (bottom) of Array (in.):
Minimum Beam Length (in.):  
1  
1  
1  
1  
2  
2  
2  
2  
1  
72C      
1  
1  
1  
1  
2  
2  
2  
2  
1  
 
Beam Post Lengths  
in   Search: ft.  
in        
in   Post Length Provided: in  
in  
       
Foundation Constants:          
Lateral Bearing Pressure: psf/ft          
b: ft.          
P: lbs          
h: ft.                      
Embed Depth: S1 A
Sales MT Solar:
IBC 2012 1807.3.2.1 Equation 18-1 d
Trial and Calculated Embed Difference-ABS: Minimum Difference: Required Embed Depth:   Concrete Required:  
Trial:
Sales MT Solar:
1/2" Allowable displacement, 2*Lateral soil-bearing pressure
  ft.   Footing Volume ft^3    
  Beam Post Length Above Grade:   Post Volume ft^3    
  ft.   Qty of Posts      
        Total Concrete for project: ft^3    
        Total Concrete for project: yd^3