Free-body — bridge truss reactions
Simple beam with two pin reactions under distributed load.
Make it your own.
title "Bridge truss reactions"
body L at 120,300 size 30,30 label "A"
body R at 580,300 size 30,30 label "B"
body BR at 150,260 size 430,40 label "Bridge"
force W on BR vector 0,140 color red label "W (total)"
force Ra on L vector 0,-90 color blue label "R_A"
force Rb on R vector 0,-90 color blue label "R_B"