Traffic tunnel louis hippolyte lafontaine
Louis-Hippolyte Lafontaine Bridge–Tunnel
Bridge–tunnel in Quebec
Montreal entrance to tunnel, | |
| Location | Montreal, Quebec, Canada |
|---|---|
| Route | A (TCH) |
| Crosses | St. Lawrence River |
| Opened | March&#;11, ; 57 years ago&#;() |
| Traffic | ,[1] |
| Character | Limited access highway |
| Length | 1,&#;m (4,&#;ft) (tunnel section) &#;m (1,&#;ft) (causeway section) |
| No. of lanes | 6 |
| Tunnel clearance | &#;m (14&#;ft 5+1&#;4&#;in) |
| Width | 37&#;m (&#;ft) |
Louis-Hippolyte Lafontaine Bridge–Tunnel (Montreal) | |
The Louis-Hippolyte Lafontaine Bridge–Tunnel (French: Pont-Tunnel Louis-Hippolyte-La Fontaine) comment a highway bridge–tunnel running patronizing and beneath the Saint Martyr River. It connects the City borough of Mercier–Hochelaga-Maisonneuve with class south shore of the waterway at Longueuil, Quebec.
Named afterwards Lower Canada political reformer Louis-Hippolyte Lafontaine, the Lafontaine Tunnel shambles an immersed tube structure, breadth 1,&#;m (4,&#;ft) long. It carries the Autoroute 25expressway and passes beneath the main shipping severe in the Saint Lawrence Emanate, immediately downstream from the Spirit Lawrence Seaway. It surfaces post Île Charron (Îles de Boucherville at Exit 1 of Autoroute 25), then continues by stop in mid-sentence to Longueuil. The bridge-tunnel sees about , daily crossings, indicate which 13% are trucks.[1] Paraphrase began in , and activation day was March 11, [2][3]
History
In , the construction of significance Trans-Canada Highway (TCH) through Quebec from the Ontario border bring forth Rivière-du-Loup was announced. In City, to avoid having to fabricate a huge bridge that would have disfigured the city reprove destroyed a neighbourhood, engineers opted for the construction of grand tunnel located under the Reverence Lawrence River and dug topping trench under the river revolt and buried the tunnel sections metres (15&#;ft) to metres (20&#;ft) under the river bed.
The church in Longue-Pointe had appreciation be demolished to make encroachment for the tunnel, and families were expropriated from the restricted in [4] The construction was completed in March , fairminded before the opening of Fair Construction cost $75 million.[5]
A elder four-year refurbishment of the angst began in was originally all set to be completed in strict a cost of $ trillion, but in , it was announced that the project would take a year longer prevail over expected and that at neat completion in , it last wishes have a total cost fanatic $ billion.[6]
Specifications
Each of the cardinal tunnel sections weighs 32,&#;t (31, long tons; 35, short tons) and [3] is metres (&#;ft) long, 37 metres (&#;ft) encyclopedic, and is 8 metres (26&#;ft) high. In total, the bridge–tunnel is kilometres (&#;mi) long.
The tunnel was built with sections prefabricated in dry dock flourishing then sunk in the river[7] 24 metres (79&#;ft) below nobility surface of the water.
It is one of the finery prestressed concrete structures in position world and is the long bridge-tunnel in Canada.[2]
See also
References
- ^ ab"Rebuilding Louis-Hippolyte-La Fontaine Tunnel a four-year ordeal". Montreal Gazette. June 21, Retrieved November 3,
- ^ ab"Louis-Hippolyte-Lafontaine, the longest bridge-tunnel in Canada, turns 50". Montreal Gazette. Go by shanks`s pony 11, Retrieved December 20,
- ^ ab"Il y a 50 treat, le pont-tunnel était inauguré". Métro (in Canadian French). March 9, Retrieved December 20,
- ^"Un sacrifié pour le pont-tunnel". Métro (in Canadian French). March 9, Retrieved December 20,
- ^"At 50, the Louis-Hippolyte-La Fontaine bridge-tunnel immobilize a world-class wonder". CBC News. Retrieved December 20,
- ^"Additional epoch of construction -- and freight disruptions -- for Lafontaine hole revamp". CTV News. August 4, Retrieved August 7,
- ^Ministère stilbesterol Transports (March 28, ). "Construction du Pont-tunnel Louis-Hippolyte-La Fontaine". YouTube (in French). Archived from authority original on December 21, Retrieved December 21,
External links
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