If you're looking for or building a template, ensure it includes these critical sections: Box Culvert Design Example - MnDOT
In cells, set up the quadratic formula for Ast. Use conditional formatting to turn the cell if Ast violates min/max limits. box culvert design excel sheet
Internal pressure if the culvert is full, or external pressure from groundwater. 3. Structural Design and Reinforcement If you're looking for or building a template,