GUWAHATI, July 6 � The Maligaon-headquartered Northeast Frontier Railway (Construction) has said that work on the Bogibeel Rail-cum-Road Bridge over the river Brahmaputra is at an advanced stage and progressing well.
NFR (Construction) said in an official communiqu� that work on construction of embankment, major and minor bridges, and station building works have been completed on the North bank and South bank rail link of the bridge.
Construction of North and South guide bund up to final level and the combined approach embankment upto final level has been completed, including protection works like sausage crates, slope pitching and grouting.
�Raising and strengthening of North and South dykes has also been completed,� it said.
NFR (Construction) said that on the South bank side of the main bridge, rail link for 8 km has been completed.
�Besides, 90 per cent of sub-structure works has also completed. A total of 28 pier shaft and 14 pier fencers have been completed and fabrication work of girder is in progress,� it said.
The first girder of 125 meter span was launched on April 25.
The Bogibeel bridge will have a total of 39 welded girders of 125 meter span and two shore spans of 32.75 meter.
�The bridge will be the first of its kind in India with fully welded superstructure. The launching of the superstructure is being done by incremental method of launching and the weight of each girder is approximately 2,000 MT,� said the statement, adding that work on the super structure of the bridge is being executed by HCC-DSD-VNR Consortium.
The Bogibeel Rail-cum-Road Bridge over the river Brahmaputra is situated 17 kms downstream of Dibrugarh city. The Bogibeel bridge project got the status of a National Project in 2007.
The length of the main bridge is 4.94 km. The bridge will have 40 piers and two abutments and the superstructure will be of composite welded steel truss with concrete deck for road on upper deck and rail on lower deck.
The foundation stone was laid in 1997 and the commencement of work was inaugurated in April 2002.