Est. Budget: $200.00
Model three existing bridge beams to see stresses from the fixed load and the variable load of our train passing over the beam. Then vary the thickness of the upper (compression) flange to estimate the impact of some deterioration of the flange steel.
Specifications are attached. I had to leave out one photo of one of the bridges because of the file size limitation. I will send that to you if requested. It is probably not required to understand the ...