Meghna Bridge
| Meghna Bridge | |
|---|---|
 |
|
| Coordinates | 23°36.162′N 90°36.991′E / 23.602700°N 90.616517°E |
| Carries | Motor vehicles and pedestrians |
| Crosses | Meghna River |
| Locale | Bangladesh |
| Official name | Japan Bangladesh Friendship Bridge 1 |
| Characteristics | |
| Design | Cantilever bridge |
| Total length | 900 metres (2,952 ft 9 in) |
| Width | 9.2 metres (30 ft 2 in) |
| Longest span | 87 metres (285 ft 5 in) |
| History | |
| Opened | February 1, 1991 |
Meghna Bridge is a road bridge in Bangladesh. It was built with the assistance of Japan and officially named Japan Bangladesh Friendship Bridge 1, but it is popularly known as Meghna Bridge. According to a study conducted in 2004 by the Embassy of Japan in Bangladesh, residents living around the Meghna Bridge recognized several positive impacts after the construction of the bridge.
Meghna Bridge is 30 kilometres (19 mi) southeast of Dhaka across the Meghna River, which is one of the major rivers in the country. The bridge is located along the Dhaka–Chittagong Highway. The geographic coordinate of the Meghna Bridge is 23°36.162′N 90°36.991′E / 23.602700°N 90.616517°E.
Meghna Bridge was built with the financial help from the Government of Japan. It was constructed by the Nippon Koei Co. Ltd., (an independent engineering consulting firm in Japan that has been involved in projects in more than 80 countries). The bridge was opened on February 1, 1991.Meghna Bridge is the single largest project with Japanese assistance in the world.
In 2005, the bridge underwent extensive repair because the expansion joints of the bridge were damaged due to the lack of appropriate maintenance.
Meghna Bridge is a cantilever and girder bridge. It is 930 metres (3,051 ft 2 in) in length with dual carriageway and 9.2 metres (30 ft 2 in) in width. The bridge has thirteen spans. Two among the individual spans are of 24.25 metres (79 ft 7 in) in length each, one is of 48.3 metres (158 ft 6 in) in length, nine spans are of 87 metres (285 ft 5 in) in length each and the length of the rest is 18.2 metres (59 ft 9 in). The carriage way of the bridge is 7.2 metres (23 ft 7 in). The foundations are supported on RCC caissons and piles. Piled foundation of abutments are buried. RCC caissons which are used as foundation under the piers are also buried. Both abutments and the piers of the bridge are RCC solid type. The piers of the bridge are hexagonal. Each pier is of 11 metres (36 ft 1 in) in length and 3.2 metres (10 ft 6 in) in width.
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