Pictures 4 Railroad Machine Shop and Foundry, Grafton West Virginia Tweet 1972. DETAIL OF FINK TRUSS: TIMBER TOP CHORD, CAST-IRON SEAT AND WROUGHT IRON LOWER CHORD. 1972. INTERIOR OF SHOP SECTION SHOWING FINK TRUSS, HEAVY TIMBER SHAFTING SUPPORTS. 1972. WINDOW DETAIL (FORMER DOOR). VIEW OF TYGART RIVER. GRAFTON ROUNDHOUSE IS VISIBLE AT LEFT AERIAL VIEW OF GRAFTON MACHINE SHOPS. AERIAL VIEW OF GRAFTON MACHINE SHOPS. TRAIN CROSSING TYGART RIVER AT GRAFTON.