Done !!

draw viewport of your drawing in paper space, double click in the viewport area and enter in model space, create section and ready the section view port first. set scale 1/4"-1'-0", lock the display.

Now copy this viewport and make a clone and place beside it. now unlock the display of copied viewport, again double click and enter in the area of copied viewport and return back to the plan by restore last view option in Fabrication Cadmep section tool, and set the scale of plan view and lock the display again.

Please note : all work to be performed in paperspace only.

Please find attached your drawing which I updated to show you the result. please hit a kudo if you happy and got proper result.