Forth Road Bridge
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Name Forth Road Bridge, Scotland
Owner Forth Estuary Transport Authority with representatives from Councils of City of Edinburgh, Fife, Perth & Kinross, West Lothian
Design Mott Hay and Anderson
Contractor ACD Group of Sir William Arrol & Co., Cleveland Bridge & Eng Co., Dorman Long (Bridge & Eng) Co.
Where North of Edinburgh, Scotland
Latitude N 56 00'09"
Longitude W 03 24' 15"
When 1964
Why Connects Edinburgh to Fife by A90
What Read more.....
How to read a bridge Read more about suspension bridges.....

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Pictures from David Blockley, UK

Overall type Suspension Bridge
Width 33 m.
Length 2,512 m.
Spans Main span 1,006 m. Side spans 408 m.
Height of tower 150 m.
Materials Towers:High tensile steel cellular construction with maximum thickness of steel of ~25 mm. - strengthened in the 1990s.
Deck: Steel orthotropic stiffened steel plate on steel trusses. Side spans are composite steel/concrete
Cables:Main cables are 590 mm diameter consisting of 11,618 no. 5 mm diameter steel wires.
Some concern over life span of bridge due to loss of strength of main cables.
Dehumidification being used to inhibit corrosion.
There are 192 sets of 4 hanger ropes of 44.5 mm and 52.4 mm diameter
More details Forth Road Bridge Facts and Figures