Original Span Second Span Pictorial Gallery
CONSTRUCTION STATISTICS & COMPARISONS
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Type of Bridge |
Cantilever Truss |
Continuous Tied Arch |
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Total length of bridge (excluding plazas) |
6,178' (1,883m) |
6,109' (1,862m) |
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Number of Spans |
72 |
39 |
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Main Span Length |
871' (266m) |
922' (281m) |
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Truss/Arch Span Length |
1,576' (480m) |
1,480' (451m) |
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Deck Width |
38' (12m) |
51' (15.6m) |
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Lanes/Width |
3 @ 10' 8" each |
3 @ 12' 0" each |
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Total Weight of Main Span |
28,340 tons |
20,084 tons |
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Total Weight of American Approach |
9,940 tons |
30,591 tons |
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Total Weight of Canadian Approach |
11,050 tons |
33,353 tons |
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Total Weight of Steel & Concrete |
86,905 tons |
84,028 tons |
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Rivets |
2,228,000 (500 tons) |
None |
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Bolts |
None |
350,000 |
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Steel Foundation Piling |
None |
31 miles (50,302m) |
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Clearance Above River |
152' |
155' |
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Top of Steel Above River |
210' |
233' |
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Main Pier Construction |
Each main pier contains 10,000 tons of concrete & reinforcing steel resting on rock |
Each main pier sits on 144 H-piling driven 105' to bedrock |
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Construction Commencement |
June 24, 1937 |
June 15, 1995 |
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Main Span Steel Joined |
May 24, 1938 |
November 6, 1996 |
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Open to Traffic |
October 10, 1938 |
July 22, 1997 |
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Cost of Construction |
$3,250,000. U.S. funds |
$79,269,755. U.S. funds |
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Total Cost (Construction, Ferries, Engineering,Right of Way, Environmental Activities, etc.) |
$3,900,000. U.S. funds |
$107,488,651. U.S. funds |
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Tolls
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$0.60/car & driver |
$1.25/car |
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