Editing Arch bridge (section)

=== Hinged arch bridge ===
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 | footer = Springing point hinge (left) and crown hinge (right) on a three-hinged arch bridge in Namur, Belgium
 | image1 =Namur three-hinged arch bridge 02.JPG
 | image2 = Namur three-hinged arch bridge 01.JPG
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{{Main|Hinged arch bridge}}
An arch bridge with hinges incorporated to allow movement between structural elements. A single-hinged bridge has a hinge at the [[Crown (arch)|crown of the arch]], a two-hinged bridge has hinges at both springing points and a three-hinged bridge has hinged in all three locations.<ref>{{cite book |last1=Reynolds |first1=Charles E. |last2=Steedman |first2=James C. |last3=Threlfall |first3=Anthony J. |title=Reinforced Concrete Designer's Handbook, Eleventh Edition |date=7 August 2007 |publisher=CRC Press |isbn=978-0-203-08775-6 |page=41 |url=https://books.google.com/books?id=hrOfsy89QxkC |language=en}}</ref>