KAMURJSHIN is one of the leading and best construction companies in Armenia. This company has vast experience in building complex bridges and other structures of strategic importance. For almost 50 years of work, the company has gained the trust not only of serious institutional clients and partners, but primarily of the entire people of Armenia, since bridges, roads and other structures have served and still serve a large number of people and the state. KAMURJSHIN constructed and reconstructed over 120 various objects of transport constructions - bridges, viaducts and road interchanges.
The main activities of the company are railway, road, pedestrian bridges, overpasses, road communication and other engineering constructions, as well as other building activities (hydro technical structures, civil and industrial buildings, etc.).
KAMURJSHIN is the only organization in the market of building constructions, able to produce 28m long pre-tensed reinforced - concrete beams, which are popular both in Armenia and in Georgia.
Apart from the above-mentioned production, the company is also one of the main suppliers of other reinforced - concrete constructions for transport construction in the Armenian market.
KAMURJSHIN was founded in 1971 as a bridge constructing department in the pertinence of the Ministry of Transport Construction of the former USSR.
For the construction of the 2-layer bridge through the canyon of HRAZDAN river (Nor Hachn / ARZNI bridge), most of the company workers were prized the laureate premium of the Soviet Government.
KAMURJSHIN is tightly cooperating with Yerevan Engineering University by training young specialists.
The company is a member of The Union of Armenian Constructors and an enthusiastic participator in working-out and investing in the range of legalized, normative and other acts in the construction sphere.
KAMURJSHIN owns an administrative building in Yerevan, production bases in Abovyan city and Yerevan.
The experience that the company has collected, the reputation of a reliable partner, the highly-qualified personal, successfully implemented solutions in investing new technologies, techniques and constructions allows KAMURJSHIN to remain one of the most competitive companies in the Armenian construction market.
Completed major projects
- Nor-Hachn bridge over the Hrazdan river gorge
In 1981 the bridge was put into operation. Length of the bridge -640m, width -14.5m (1.5+11.5+1.5). The bridge comprises 272.5m long metallic span construction, as well 13x12m long right-bank and 16x12m long left-bank viaducts. Height above the water level of the river Hrazdan -121m. The bridge is two-storied, the first storey serving as a railway and the second as a main road. Metal span construction is designed by "running deer" scheme. Precast concrete-2800m3 Monolithic concrete -12800m3 Metal constructions- 4650tn Traffic part area-9610m2
- Triple-span metal bridge
Triple-span metal bridge at km 2626+816.6 South-Caucasus railway The bridge was built in 1898. The material of the span - wrought iron. During the exploitation the elements of the span have been seriously damaged and corroded. Meanwhile, rail load has significantly increased in comparison with the standards for more than 100 years ago. Since May 2012 Kamurjshin CJSC is working to reconstruct stables and replace the old span by the new one. The new span designed by modern rail loading C-14. The work have been finished at the end of 2012.
- Single-span metal bridge
Single-span metal bridge at km 2635+369.4 South-Caucasus railway The bridge was built in 1899. The material of the span – wrought iron. During the exploitation the elements of the span have been seriously damaged and corroded. Meanwhile, rail load has significantly increased in comparison with the standards for more than 100 years ago. Since April 2012 Kamurjshin CJSC is working to reconstruct stables and replace the old span by the new one. The new span designed by modern rail loading C-14. The work have been finished at the end of 2012.
- Bridge situated in the 85th km of railways Idjevan-Hrazdan section
In 1985 bridge was put into operation. Length of the bridge-158m.Longitudinal scheme-45+55+45m,with metallic span construction and reinforced concrete ballast slabs. Height of piers-45m. Precast concrete-3800m3 Monolithic concrete - 3800m3 Metallic construction - 350tn
- Bridge situated in the 88th km of railway,s Idjevan-Hrazdan section
In the 1985 double-track railway bridge was put into operation. Length of the bridge-182m, longitudinal scheme-3x45+33.6 m, with metallic spans.Height of the piers -up to 40m. Prescat concrete - 970m3 Monolithic concrete - 6400m3 Metallic construction - 650tn
- Bridge situated in the 90th km of railway,s Idjevan-Hrazdan section
In 1985 bridge was put into operation. Length of bridge-133m, longitudinal scheme-2x45+27m, with metallic spans.
- Stepanavan bridge over the Dzoraget river gorge
In 1989 the bridge was put into operation. Length of the bridge -237m, width-23m (2.0+19.0+2.0). The bridge comprises 189m long metallic span construction (3x63m), as well 1x18m long left-bank and 1x18m long right -bank viaducts. Height above the water level of the river Dzoraget is 58m. 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 straimed with steel high -strengh reinforsing ropes. Precast concrete-1870m3 Monolithic concrete-4560m3 Metallic constructions- 1210tn Traffic part area-5460m2
- Ashtarak bridge over the Kasakh river gorge
In 1994 the first part of the bridge was put into operation, and the second part was put into operation in 2003. Length of the bridge – 368m, width- 26m (1,5+2x11,5+1,5): The bridge comprises 6x24m long left-bank viaduct and metallic span construction (63+84+63m). Height above the water level of the river Kasakh -58m Traffic part of the metallic span construction is carried out by the orthotropic slab of steel. The high piers are assembled from box-like, reinforced concrete 5x3,8x1,2m and 0,35m thick blocks that are made from B40 class concrete. After construction the piers were prebiminary strained with steel high-strength reinforcing ropes. Viaduct's reinforced concrete pillars are built with hollow piles. Prеcast concrete –1415m3 Monolithic concrete – 8200m3 Metal constructions- 2500tn Traffic part area-9620m2
- Meghri bridge over the river Arax
In 1995 the border bridge between Republic of Armenia and Islamic Republic of Iran was put into operation. Length of the bridge is 207,72m, width- 13.5m (1.0+11.5+1.0). Span construction is metalic (3x63m) with reinforced-concrete traffic part slab. Bridge middle piers foundations are on buried holes. Precast concrete -1440m3 Monolithic concrete- 3630m3 Metallic constructions -600tn Traffic part area-2805m2
- 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
- Bridge over Zamanlu river
Bridge over Zamanlu river gorge situated in the 2639+180,5th km of South-Caucasian railway bridge construction began in 2006 close to the current more than 100 years old bridge for the transfer of trains on the new bridge, because the elements of the span construction of the existing bridge are damaged, corroded.New span consists of a truss to ride on top, computed under the railway load C-14. Length of the bridge – 170m, longitudinal scheme – 3x51,014m Height of the piers –27m. Precast concrete – 33m3 Monolithic concrete – 3208m3 Metallic constructions – 592tn
- Overpass of road
Overpass of road junction at different levels in the Barekamutyun square in Yerevan In 2007 the overpass was put into operation. Length-162,2m Longitudinal scheme- 27+26,1+24+25+24+2x18m Width - 9m.
- Viaduct and overpass on the new highway connecting streets Avetisyan
Viaduct and overpass on the new highway connecting streets Avetisyan, Saralanji and Heratsi in Yerevan In 2008 the viaduct was put into operation. Length - 59,35m Longitudinal scheme - 2x28m Width - 13m (0,5+12,0+0,5).
- Roadway crossing over the street Heratsi
The existing railroad bridge in 2008 was reconstructed into the road bridge. Length of the bridge - 111,75m. Longitudinal scheme - 4x14,56+28+24m. Width - 15m (0,5+14,0+0,5).
- Viaduct in Garegin Njdeh street in Yerevan
In 2010 "Kamurjshin" CJSC carried out the reconstruction of being in emergency state overpass in Garegin Njdeh street in Yerevan. All the beams of the span construction were replaced with new ones, reinforced pillars and girth rails, implemented a new roadway with open expansion joints. The old 23x14,1m longitudinal scheme has been replaced with a new 5x14,1+2x28+6x14,1+2x28+5x14,1m. Length of the bridge - 324,3m. Width - 26,6m (3,3+20,6+3,3).
- Pedestrian crossings
Overhead pedestrian crossing Admiral Isakov Avenue adjacent to the Police Academy in Yerevan, 2007. Overhead pedestrian crossing the Heratsi street in Yerevan, 2008. Overhead pedestrian crossing the Arshakunyats Avenue in Yerevan, 2009. Overhead pedestrian crossing the Babajanyan street in Yerevan, 2009. Overhead pedestrian crossing the Khanjyan street in Yerevan, 2010.
- Metronome Shopping Center
- A multi-story building constructed at 3a, Aghbyur Serob street, Yerevan
- Construction of Road links of Yerevan Western Ring Road
New Shirak Road Link and Artashat Highway: Overpasses at sections km 0+202, km 0+318.565, km 0+399.
- Rehabilitation of the bridge over river Kasakh
Contractor - "Corsan Corviam Construccion" SA , Armenia branch
- Multifunctional building on Northern Avenue (Yerevan, Armenia)
- Residential building in Yerevan
Principal clients
- HAYASTAN All Armenian Fund
- SCR Joint-Stock Company / ЮКЖД
- Millennium Challenge Corporation
- Corsan-Corviam
- CAFESJIAM Center for the Arts
- ТРАНСПРЕКТ
