B5. BG-Riv RegDty 131021

The fields with the red border are required.

AMICO BAR GRATING CALCULATOR  
RIVETED GRATING (REGULAR DUTY)  
Input Grating Options**      
Enter design parameters in the yellow fields below. Style Bar size Bearing bar spacing Approx. weight Section modulus* Moment of inertia*        
Grating type 
 (see list below)
(in) (in) (psf) (in3) (in4)
Bearing bar surface
Clear span  in. 
Uniform load  psf * Per foot of grating width.
Concentrated load*  lbf ** All grating options shown on this list meet ANSI/NAAMM MBG 531 strength and deflection requirements.
Allowable deflection  in. 
1-1/8in clear bearing bar space   3/4in clear bearing bar space        
7in rivet spacing 3in rivet spacing   7in rivet spacing   3in rivet spacing    
a. 18-R-7, Steel c. 18-R-3, Steel   e. 12-R-7, Steel g. 12-R-3, Steel    
b. 18-AR-7, Aluminum d. 18-AR-3, Aluminum   f. 12-AR-7, Aluminum h. 12-AR-3, Aluminum   Contact AMICO  
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