How does the drawbridge

Photos from the visit to the technical part of one of the most beautiful bridges across the Neva River in St. Petersburg, which is called "Trinity Bridge».

15 Photo © Artemy Lebedev





A couple of clicks on the button - and the bridge is diluted.
By the way, the reverse process is called fire. Wiring - aiming



For all of the following computer on which there are two programs - "Troitsky Bridge" and "Klondike



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Under the bridge - a huge space, where it goes counterweight



Until the mid-1960s, the bridge was bred by sezzhaniya 90 degrees sideways.
Now divorced as tourists love - standing



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Well, it is time to layout



Come



The counterweight dropped entirely



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13



Ships went



Fantastic invention, of course



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