Rectory Junction Viaduct

The bridge was built in 1850 by Clayton & Shuttleworth of Lincoln on the Nottingham-Grantham Line for the Ambergate, Nottingham, Boston and Eastern Junction Railway. The Trent Navigation Company demanded a minimum clear span of 100 ft, so the railway company built a 110 ft cast iron arch. The clearance above the water is 24 ft. The iron arch was formed of six ribs, constructed in eight segments. The approach viaduct, originally constructed in timber and comprising 32 spans, was rebuilt in brick in 1909-1910 by Alexander Ross. The brick viaduct comprises 28 spans, eighteen are 24 ft 11 ins, and ten are 25 ft 7 ins. The internal cast iron ribs were encased in concrete by British Rail in 1981…