 අගෝස්තු 26, 2005 at the Wayback Machine, a collection of digitized books at Lehigh UniversityStructurae – International Database and Gallery of Engineerings Structures with over 10000 Bridges.U.S. Federal Highway Administration Bridge TechnologyThe Museum of Japanese Timber Bridges සංරක්ෂණය කළ පිටපත ජූනි 23, 2011 at the Wayback Machine Fukuoka University"bridge-info.org": site for bridgesvteBridge-related articlesStructural typesArchBeamBox girderBridge–tunnelBurr TrussCable-stayedCanopyCantileverCantilever spar cable-stayedCoveredCribDouble-beam drawbridgeExtradosedJetLogMoonMoveableBasculeDrawbridgeFoldingRetractableRollingRolling basculeSubmersibleSwingTableTiltTransporterVertical-liftMulti-wayNavigable aqueductPilePontoonVlotbrugSuspensiontypesTimberThrough archTrestleTrussTubularViaductVisual index to various typesLists of bridges by typeList of bridgesbascule bridgescantilever bridgesmedieval stone bridges in Germanymulti-lev