Editing Forth Road Bridge (section)

==Statistics==
The bridge's central main span is {{convert|1006|m}} long, its two side spans are each {{convert|408|m}} long, and the approach viaducts are {{convert|257|m|}} on the north side and {{convert|438|m}} on the south side. The total length is {{convert|2,512|m}}.<ref name="theforthbridges.org">{{cite web|url=https://www.theforthbridges.org/forth-road-bridge/facts-and-figures/|title=Facts and Figures {{!}} Forth Road Bridge {{!}} The Forth Bridges|website=www.theforthbridges.org|access-date=18 January 2018}}</ref> It was the longest suspension bridge span outside the United States and the [[List of longest suspension bridge spans|fourth-longest span in the world]] at the time of its construction. The bridge is made of 39,000 tonnes of [[steel]] and 115,000 cubic metres of [[concrete]]. The towers reach {{convert|156|m}} above mean water level. There is a [[dual carriageway]] road with two lanes in each direction, and cycle/footpaths on each side. The main strung cables are {{convert|590|mm}} in diameter, with 11,618 high tensile wires, each five millimetres in diameter, and each cable carries 13,800&nbsp;tonnes of the bridge's load.<ref name="FBVC">{{cite web |title=Forth Road Bridge Facts and Figures |url=http://www.forthroadbridge.org/the-bridge/facts-and-figures/ |publisher=Forth Bridges Visitors Centre Trust |access-date=2 November 2015}}</ref><ref name=oldFBVC>{{cite web|title=FORTH ROAD BRIDGE FACTS & FIGURES|url=http://www.forthbridges.org.uk/roadbridgefacts.htm|publisher=Forth Bridges Visitor Centre Trust|archive-url=https://web.archive.org/web/20120217182353/http://www.forthbridges.org.uk/roadbridgefacts.htm|archive-date=17 February 2012|access-date=11 December 2013}}</ref>

The bridge formed a crucial part of the corridor between south-east and north-east Scotland, linking Edinburgh to [[Perth, Scotland|Perth]], [[Dundee]] and [[Aberdeen]] by the A90 road and its sister [[M90&nbsp;motorway]], which used to begin {{convert|1+2/3|mi}} north of the bridge's northern end. The bridge carried around 2.5 million vehicles in its first year, increasing to around 21.4&nbsp;million vehicles in 2008.<ref>{{cite web |url=http://www.feta.gov.uk/index.php?option=com_content&task=view&id=36&Itemid=57 |publisher=Forth Estuary Transport Authority |title=Traffic Statistics |access-date=7 September 2013 |archive-url=https://web.archive.org/web/20090516224731/http://www.feta.gov.uk/index.php?option=com_content&task=view&id=36&Itemid=57 |archive-date=16 May 2009}}</ref> The bridge carried its 250 millionth vehicle in 2002.

It was awarded [[Historic Scotland]]'s [[Category A listed|Category A listed structure]] status in 2001.<ref>{{cite book|url=https://books.google.com/books?id=v1v_-lCpyecC&q=historic+scotland%27s+category+a+listed+structures+2001&pg=PA59|title=Advances in Cable-Supported Bridges: Selected Papers, 5th International Cable-Supported Bridge Operator's Conference, New York City, 28–29 August, 2006|last=Mahmoud|first=Khaled|date=10 August 2006|publisher=CRC Press|isbn=9780415419826}}</ref><ref>{{Historic Environment Scotland|num=LB47778|desc=Forth Road Bridge with approach ramps and piers|cat=A|access-date=26 March 2019}}</ref>