BRAHMAPUTRA

Presented By

ANURAG DUTTAJITENDRA DEKA4TH SEMESTER,CIVIL ENGINEERINGROYAL GROUP OF INSTITUTIONS,Ghy-35

The Land of Red River and Blue Hill

INTRODUCTION

ASSAM To

THE RIVER BRAHMAPUTRA

It originates from Chemayungdung Glacier of Himalayas, China at an elevation of 5,210 m (17,093 ft).

This is the longest river in India(2900km) also touching three countries namely China, India and Bangladesh.

BRIDGES OVER THE BRAHMAPUTRA

The Saraighat Bridge

The Koliabhomora Bridge

The Naranarayan Setu

The New Brahmaputra Bridge ( under construction)

The Bogibeel Bridge( under construction)

The length of the Saraighat Bridge is 1492m.

Structurally there exists total number of 11 pillars.

The width of its roadway is 7.32m.

Width of foot-path is 1.83m which are attached to both of the sides.

Height of the superstructure= 18.3 metre.

Width of the railway =8.99 metre.

Thickness of R.C.C slab =152mm(on Road )

Thickness of R.C.C slab =89mm(on Foot way)

Inauguration on 7th June,1963

THE SARAIGHAT BRIDGE

Structure of the SARAIGHAT

THE NEW BRAHMAPUTRA BRIDGE

CONTRACT VALUE: Rs238.34 Crores.

CONTRACTOR: M/s Gammon India Ltd.

CLIENT : National Highway Authority Of India ( NHAI ) .

Inaugurated in the year 2007

Till Jan 2013,only 58% of the Bridge is completed(Dainik Asom,Jan 1,2013)

Expected to be completed in the year 2014

KALIBHOMORA BRIDGE

Total length: 3015m Top width : 12.0 m Footpath: 1.5m wide

on either side Shape: Elliptical Kolia Bhomora Setu is a pre-stressed

concrete Road Bridge

The construction of the bridge took place from 1981 to 1987

THE BOGIBEEL BRIDGE It was inaugurated by former Prime Minister Atal Behari Vajpayee on April 21, 2002 To be country’s Longest Rail-Cum Road Bridge

It is is a welded-steel-truss-and-reinforced-concrete structure

To be connected the Lakhimpur and Dibrugarh District.

Total length of 4.94 km

The well foundations and substructure of the bridge are being constructed by Gammon India

A joint venture of Hindustan Construction Company (HCC), Germany-based DSD Brouckenbau and VNR Infrastructures will build the superstructure of the bridge

The superstructure is planned to be completed in next 48 months.

NARANARAYAN SETU

Length of the Bridge 2.3 km A Rail-Cum Road BridgeThe project was of 300 Crore A Truss BridgeAll Designs were done by Indian Railways