CivilBay                          
                             
 Home  > Concrete  > Concrete Anchorage  > Pin Base Plate and Anchor Bolt Design - ACI 318-11 Not Using Anchor Reinforcement
                                       
Skip Navigation Links                     ToolTip :  Login

                   
PIN BASE PLATE AND ANCHOR BOLT DESIGN          

Result Summary                  
Base Plate Design         ratio = Infinity NG  
Anchor Bolt Design                  
Anchor Rod Embedment, Spacing and Edge Distance       OK  
Overall         ratio = NaN NG  
Seismic Design         Tension =   OK  
          Shear =   OK  

Design Code Reference                  
Anchor bolt and base plate design based on       Code Abbreviation
ACI 318-11 Building Code Requirements for Structural Concrete and Commentary Appendix D ACI 318-11
PIP STE05121 Anchor Bolt Design Guide-2006 PIP STE05121
AISC Design Guide 1: Base Plate and Anchor Rod Design 2nd Edition AISC Design Guide 1
Column Load Data                    
 
  Load Cases Pu or Tu   [kips] Vu   [kips]
  LC1 Factored
Axial Compression
Pu = Vu =
  LC2 Factored
Axial Tensile
Tu = Vu =

 
Base Plate & Anchor Bolt Data              
Column section type   =          
Column section size   =          
Column section properties d = 0.000 [in] tf = 0.000 [in]    
  bf = 0.000 [in] tw = 0.000 [in]    
Base plate anchor bolt pattern   =          
   
                   
Base plate width B = [in]          
Base plate depth N = [in]          
Base plate thickness tp = [in]          
Suggested plate thickness for rigidity:
tp = max. of m/4  and  n/4
=              
 
                  PIP STE05121
Outermost bolt line spacing s1 s1 = [in]       Page A -1 Table 1
Outermost bolt line spacing s2 s2 = [in]        
                PIP STE05121
Anchor bolt edge distance c1 c1 = [in] 4.50   OK   Page A -1 Table 1
Anchor bolt edge distance c2 c2 = [in] 4.50   OK    
Anchor bolt edge distance c3 c3 = [in] 4.50   OK    
Anchor bolt edge distance c4 c4 = [in] 4.50   OK    
                     
Anchor bolt material   =          
Anchor tensile strength futa = 58.0 [ksi]          
Anchor bolt diameter da  = [in]          
Anchor bolt has sleeve   =            
                   
Anchor bolt head type        
Anchor effective cross section area Ase = 0.000 [in2]        
Anchor bolt head bearing area Abrg = [in2] Error:
For anchor bolt da >1.5 inch, many head types are not
commercially available.
User can select Heavy Hex or Custom Head head type.
         
Anchor bolt embedment depth hef = [in]         ACI 318-11
ci ≥ 1.5hef for at least two edges to avoid reducing of hef when Nu > 0   OK   D.5.2.3
Anchor bolt adjusted hef for design hef = [in] 12.00   OK   D.5.2.3
Pedestal height ha = [in] 15.00   OK    
                   
 
                   
For conc shear breakout check use                  
Number of anchor at bolt line 1 n1 =            
Number of anchor at bolt line 2 n2 =            
                     
Total no of anchor bolt n =          
No of anchor bolt carrying shear ns =          
No of anchor bolt along width edge nbw =          
No of anchor bolt along depth edge nbd =          
                 
Oversized holes in base plate ?   =            
Concrete strength f'c = [ksi]    
Base plate yield strength Fy = [ksi]            
Supplementary reinforcement                 ACI 318-11
        For tension   = Condition A       D.4.3 (c)
        For shear Yc,v = Condition A       D.6.2.7
                 
Concrete cracking   =         D.5.2.6, D5.3.6, D.6.2.7
Anchor bolt 1/8" (3mm) corrosion allowance =           ACI 318-11
Provide built-up grout pad ?   =           D.6.1.3
                   
Seismic design category SDC >= C   =           D.3.3.1
Anchor bolt load E <= 0.2U Tensile =   Shear =   D.3.3.4.1 & D.3.3.5.1
Anchor bolt satisfies opion Tensile = Shear = D.3.3.4.3 & D.3.3.5.3
                   

CONCLUSION
                 
                                       
LC 1 Base Plate Design Anchor Bolt Design
             Anchor bolt spacing and edge distance     OK
  ratio= 1.75 NG    Overall ratio= NaN   NG
               Seismic design   Tension=     OK
                      Shear=     OK
  View Detail Calc       View Detail Calc    
                                       
LC 2 Base Plate Design Anchor Bolt Design
             Anchor bolt spacing and edge distance     OK
  ratio= Infinity NG    Overall ratio= Infinity   NG
               Seismic design   Tension=     OK
                      Shear=     OK
  View Detail Calc       View Detail Calc    
                   

ToolTip