16x24 pole barn: 6ea 6x6x12', 3ea 16' bar joist trusses, 20ea 2x6x12', 4ea 2x8x12', 16ea 9.5' of pbr roof panels, 3pcs ridge vent, 10lbs roofing screws, 10ea 80lb bags of sakrete, 6 mil vapor barrier, 1 load (22t) of 3/4 crusher run. Rough guess is $2500 in materials + 3 days labor
Edit: just...