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Parks Canada Brand Identifiers
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For the first time in more than a decade, the bottom of the recreational lock at the Sault Ste. Marie Canal National Historic Site is visible again.
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Time lapse video, mixed with real time video:
Contractors working with large tools and machinery, placing the 15 steel segments to create coffer dam.
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The placement of the 15 steel segments making up this coffer dam took a little longer than expected.
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Each panel (including braces) weighs 907 kg (2000 lbs) and measures 7.2 metres in length.
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Time lapse video, mixed with real time video: Contractors working with large tools and machinery, placing the 15 steel segments to create coffer dam.
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The lock was drained in just two days using three 50 hp pumps located in the historic site’s original powerhouse.
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Time lapse video:
Footage of water draining out of the lock.
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The bottom of the lock is lined with wooden planking, which needs to be kept moist to prevent cracking and breakage.
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Zoom/Pan photo of the bottom of the lock.
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Text on screen:
For more information, visit parkscanada.gc.ca/sault
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Parks Canada Brand Identifiers
Renovations to Offer Unique View of Lock
August 24, 2010 – For the first time in more than a decade, the bottom of the recreational lock at the Sault Ste. Marie Canal National Historic Site is visible again. Engineers will be venturing into the bottom of the lock to repair the upstream butterfly valves near the stop logs, fix the sill where the winter gates sit at the downstream end of the lock, and replace the ladders.