Required information

Problem $02\mathrm{.}055-$ Hydrostatic Force Analysis

Gate $AB$ in the given image is $5$ ft wide, hinged at A $,$ and restrained by a stop at B $.$ The water is at $20C$ and $h=13ft.$

Problem $02\mathrm{.}055.$a $-$ Center of Pressure Analysis

Compute the force on stop B $($in lbf$).$

lbf