If you selected more than one column for the footing design and the Design as Strap Footing check box, the Footing: Strap Footing screen displays, as shown below.

Input the reinforcement for strap and heads. You can have the program generate the reinforcement for both by clicking the Auto Design button to activate the Design Footing screen. Input the values for bar size and stirrup size and click OK. The program will automatically generate the reinforcement for Strap and Heads and return to the Footing: Strap Footing screen.