Davtashen bridge in Yerevan over the Hrazdan river gorge

In 2000 bridge was put into operation. Length of the bridge-496m, width-32m (3.0+26.0+3.0). The bridge comprises 47.8+3x80+64m long metallic span construction, as well 4x28m long right-bank and 1x15m long left-bank viaducts. Height above the water level of the river Hrazdan -92m. Traffic part of the metallic span construction is carried out by the orthotropic slab. The high piers are assembled from box-like, reinforced concrete 5.0x3.8x1.2m and 0.35m thick blocks that are made from B40 class concrete. The high piers were preliminary strained with steel high-strength reinforsing ropes. Precast concrete- 4690m3 Monolithic reinforced concrete- 9100m3 Metal constructions-4555t Traffic part area-15900m2

Precast concrete


Monolithic reinforced concrete


Metal constructions


Traffic part area