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ST Structural steel 1960-1971
ST Structural steel 1960-1971
Structural steel, 1968; workers using a crane to place a side beam on a structure; people working in background [1 of 2]
Structural steel, 1968; workers using a crane to place a side beam on a structure; people working in background [2 of 2]
![Structural steel, 1971; worker shaping wiring on a steel structure [1 of 2]](/uploads/r/null/8/a/b/8ab6651e0cfea2558fae086ec28f4b3a211f32a4081d0e8c7d9f2308a57269a3/a004844_142.jpg)
![Structural steel, 1971; men working on a steel structure [2 of 3]](/uploads/r/null/c/3/e/c3e21d00fdd3287467f09697c36f3ac1831a384f1380ccdcc2bd9b8e08bb7067/a004872_142.jpg)
![Structural steel, 1971; men working on a steel structure [3 of 3]](/uploads/r/null/4/7/8/478f0f7fba96fae17c002b3506b27b1e18fb22867b5f9bcc4687fb9196bea63a/a004873_142.jpg)
Structural steel; pieces of steel cabling for A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; A. Murray Mackay bridge connecting Halifax and Dartmouth under construction (view from deck of the bridge) [2 of 2]
Structural steel; two men working a steel suspension cable for A. Murray Mackay bridge connecting Halifax and Dartmouth
Structural steel; A. Murray Mackay bridge connecting Halifax and Dartmouth under construction (view from top of a tower) [2 of 2]
Structural steel; three men working on structural beams under A. Murray Mackay bridge connecting Halifax and Dartmouth
![Structural steel, 1968; workers constructing a steel structure [2 of 4]](/uploads/r/null/4/2/d/42d09273438509b866ede83dea7c3b96da3ea0e8330e9d4fbba17e5f488654c1/a004832_142.jpg)
Structural steel, 1968; workers using a crane to place a large piece of steel into the ground [1 of 2]
![Structural steel, 1971; worker welding [2 of 2]](/uploads/r/null/b/0/e/b0e50425ea4e0be66431c12c1a94200531c31e8dcd52d617fb7fda26129ea0da/a004848_142.jpg)
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