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Hermitage Bridge

The Hermitage Bridge is a road reinforced concrete arch bridge across the Winter Canal , connecting the 1st and 2nd Admiralty Islands in the Central District of St. Petersburg . This is the oldest stone bridge in St. Petersburg. The view of the Hermitage Bridge from Millionnaya Street is one of the recognizable symbols of the city . Object of cultural heritage of Russia of federal significance.

Located along the Palace Embankment between the buildings of the Hermitage Theater (house no. 32) and the Bolshoi (Old) Hermitage (house no. 34) at the source of the Winter Canal. Downstream is the 1st Winter Bridge . The nearest metro stations are Admiralteyskaya (1.0 km), Nevsky Prospekt (1.2 km), Gostiny Dvor (1.2 km).

On April 20, 1738, the bridge received the name Upper Naberezhny. However, this name was not actually used. In the middle of the 18th century, the name Zimnedvortsovy Bridge arose after the Winter Palace, and from the end of the 18th century the bridge became the Palace Bridge . Since 1829, its modern name has been assigned to it - the Hermitage, after the buildings of the Small Hermitage and the Old Hermitage .

The first wooden drawbridge on this site was built in 1718-1720, immediately after the digging of a canal near the Winter Palace of Peter I . The bridge was designed by Harman van Boles . The bridge was a three-span beam bridge on pile supports. The middle draw span, consisting of two canvases, opened in different directions around horizontal axes. For almost half a century, the bridge was periodically rebuilt. The permanent stone bridge was built in 1763 - 1766 , simultaneously with the construction of the granite embankments of the Neva, becoming the first stone bridge in the city. The bridge had a single-span structure in the form of a brick and limestone vault with spanning rows and façade arches made of granite. Coastal supports of rubble masonry with granite cladding, fencing - solid granite parapets.

 

In this form (with a number of subsequent repairs) the bridge remained until 1933. During a technical examination of the bridge, carried out in 1933, it turned out that the masonry of the vault body was in complete disarray: the seams came apart in places, some of the stones fell out, and the inner surface of the vault was destroyed by frost to a depth of 10 cm . In 1934, the brick-slab arch of the bridge was replaced with reinforced concrete (monolithic, hingeless) with outriggers and an internal outline along an ellipse with a widening of 1.44 m. The abutments were repositioned by driving new piles, the slopes of the ramps were significantly softened by lowering the roadway above lock 50 cm . At the same time, the appearance of the bridge was preserved. The project for the reconstruction of the Hermitage Bridge was drawn up by engineer A. D. Saperstein and architect K. M. Dmitriev . Around 1950, during the reconstruction, the architectural decoration of the ramps was restored .

 

The bridge is a single-span arch with a solid reinforced concrete hingeless vault. The bridge abutments are made of rubble masonry on a pile foundation, lined with granite . The thickness of the reinforced concrete vault in the castle is 25 cm, at the heels - 45 cm; the dimensions of the elliptical vault in the clear are 9.73 m, with a lifting boom its internal outline is 3 m . The facades are faced with granite with rusticated stone in the castle. The length of the bridge is 12.2 m (24.8 m along the rear edges of the abutments), the width is 15.2 m (16.5 m along the cornices) .

 

The bridge is intended for the movement of vehicles and pedestrians. The roadway of the bridge includes 2 lanes for vehicle traffic. The roadway is covered with asphalt concrete; granite slabs are laid on the sidewalks. The sidewalks are separated from the roadway by a granite curb. Blind granite parapets were used as fencing. The sidewalks of the bridge and embankments are connected by steps.

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Uploaded on October 28, 2023