Editing Peterborough (section)

===Water===
The [[River Nene]], made navigable from the port at [[Wisbech]] to [[Northampton]] by 1761,<ref>Under the Nene Navigation Acts 1714 ([[12 Ann.]] c. 7), 1725 ([[11 Geo. 1]]. c. 19), 1756 ([[29 Geo. 2]]. c. 69) and 1794 ([[34 Geo. 3]]. c. 85).</ref> passes through the city centre. The [[Nene Viaduct]] carries the railway over the river. It was built in 1847 by Sir [[William Cubitt|William]] and [[Joseph Cubitt]].<ref>Gordon Bibble, ''Britanic's History Railway Buildings. An Oxford Gazetteer of Structures and Sites'', (p.195), Oxford University Press, Oxford, 2003 {{ISBN|978-0198662471}}</ref> William Cubitt was the chief engineer of Crystal Palace erected at Hyde Park in 1851. Apart from some minor repairs in 1910 and 1914 (the steel bands and cross braces around the fluted legs) the bridge remains as Cubitts built it. Now a Grade II* listed structure, it is the oldest surviving cast iron railway bridge in the UK.<ref>Labrum, Edward A. [https://books.google.com/books?id=Offfz1NSDt0C ''Civil Engineering Heritage: Eastern and Central England''] {{Webarchive |url=https://web.archive.org/web/20130620110750/http://books.google.com/books?id=Offfz1NSDt0C&printsec=frontcover |date=20 June 2013 }} (pp.78–79) Thomas Telford, London, 1994. See also Cossey, F. "Cast Iron Railway Bridge at Peterborough" in [[Kenneth Hudson|Hudson, Kenneth]] (ed.) ''Industrial Archaeology'' vol. 4 (pp.138–147) David & Charles, Newton Abbot, 1967.</ref> By the Town Bridge, the Customs House, built in the early eighteenth century, is a visible reminder of the city's past function as an inland port.<ref>Brandon, David and Knight, John ''Peterborough Past: The City and The Soke'' (p.54) Phillimore & Co., Chichester, 2001.</ref> The [[Environment Agency]] navigation starts at the junction with the Northampton arm of the [[Grand Union Canal]] and extends for {{convert|91|mi|km}} ending at Bevis Hall just upstream of Wisbech. The tidal limit used to be Woodston Wharf until the Dog-in-a-Doublet [[Lock (water transport)|lock]] was built {{convert|5|mi|km|spell=in}} downstream in 1937.<ref>[http://ea-lit.freshwaterlife.org/fedora/repository/ealit:2818/OBJ/20001183.pdf Navigations in the Anglian Region] {{Webarchive |url=https://web.archive.org/web/20150518081603/http://ea-lit.freshwaterlife.org/fedora/repository/ealit:2818/OBJ/20001183.pdf |date=18 May 2015}} Public Relations Department, National Rivers Authority, Anglian Region (NRA Anglian 88) 1994.</ref>