Immediately south of the tunnel the Wireworks branch trailed in. This was the raw material for the wireworks at Tintern. It was originally home to a brad factory, a wireworks and a ball bearing factory. The Tintern wireworks operated successfully until about 1895. His Brunton Wireworks provided the cable for the Forth Road Bridge. Meanwhile, the Wireworks, the principal producer of business on the line, had ceased trading. In 1911, Gustav bought Hamm Wireworks to manufacture barbed wire. In 1876 Richard Johnson and Nephew opened the wireworks by the river. The Company built a further wireworks at Whitebrook, (north of Tintern), in 1607. The Tintern Wireworks Branch was a short branch line on the Wye Valley Railway. Sonoma Wireworks wrote that Oye is an inspiration to anyone making music in their bedroom. In the "Drahtwerk Horath" (wireworks), however, Horath has an important industrial business as well.