CABLE STAYED BRIDGE OVER THE PETROVSKY CHANNEL, SAINT PETERSBURG

The Bridge Crossing was conceived as a part of the important city Motorway Western High Speed Diameter. The structure is located on convex curve of 10,000 m. Projection of upstream clearance is 166х25 m and downstream clearance is 80х25 m. Foundations of piers were fulfilled as bored piles Ø1,500 mm. Deck cross-section is presented as a structure of four main girders of 1.76 m height within stay cable system. Abutments composed of six box type main girders of 1.76 m height. Bridge girders were connected via beams on distance of 65 m. (3 m per edge piers). Composite monolithic carriageway slab thickness is 220 mm. SSI2000 was an option of stay cable system with galvanized strands individually greased and coated with a high-density polyethylene sheath. The strands are used in accordance with the EN10138 standard. Total strands are seven wire 15.7mm diameter. Designated distance within stays is 13m.