With the fenced-off catwalk, it looks as if it's now a tourist attraction.
I think that I might have sprained my neck looking at the two turned photos of the skip bridge.
Here's a couple photos of abandoned steelworks in the Steubenville/Mingo Junction area...
Even though it appears to be fenced-off, I'm sure that we could have got in easily had we wanted to.
These are photos of a working blast furnace. At the time it was built, the largest in North America, I believe:
Below, in the lower foreground, a torpedo car for hot metal, and beyond the railing-topped steel wall, the slag pit...
Had I been caught taking those last four photos, it would have cost me my job - no cameras allowed inside the plant.
Here's an unfinished model depicting the scene in the last photo:
Wayne