Shatt-Al-Basrah Bridge A Swing Bridge with a Hydraulic Drive

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Shatt-Al-Basrah Bridge. Aswtng brldgewltha hydraullcdrlveThe lifting mechanism fitted into the fixed sections of thebridge are also equipped with extending locking pins.When the bridge has been swung into the trafficposition,the locking pins extend from the moving ponion in orderto engage in the fixed sedions. In orderto centralise thebridge, oneofthefourlockingpinsisdesignedasalocatingpin. When the bridge has been centralised, the liltingcvlinders lift the ends of the bridgevia the extended lockpmsunt~l the surface of the %vlng and flied seatonsare atthesame he~ghl Wnenth~stour horucntal .ocklng plrs are then entered under thepreviously extended 1ock:ng pins from the moving section,in order to hold the bridge at the correcf height.Finally, the liming mechanism is lowered, lowering thebridge onto the fixed supporls. me lifting mechanism isthus unloaded.me hydraulic drive to the liming device can be seen infigure 5.Whenopeningthe bridge, the above process isreversed.The lifting cylinders are extended, the hoeontal lockswithdrawn, the bridge lowered, and the extending locksretracted, allowing the bridge to bend to its free position.Thebriieisthenoncemoreonfy supporledonthetaperroller bearing on the centre pier.has beenachteved the 5 The hydraulic driveThe bridge has now been wo*ing for a number of yeanto the entire satisfaction of the specaying authority. Shehydraulics operate perfectly in spite of the adverse environmentalccndiiions (frequent sand storms).At this point, we would paniarlarly like to thank WaagnerB ~ ~ for O their cooperation and kindness in passing informationto us, thus allowino this resenta at ion to be pro-IFig. 5: Shan-Al-Basrah bridge. locking sysemI
Shatt-Al-Basrah Brldge. Aswlng bridgewitha hydraullcdrlveNotes
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Shatt-Al-Basrah Bridge A Swing Bridge with a Hydraulic Drive

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