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April 2002 – Cutting edge for Pier 37 moved to breakwater & fastened to caisson guide |
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A towboat (to the right of the crane barge) pushes the cutting edge towards the breakwater (at left). |
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The cutting edge approaches the breakwater. |
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Side view of the cutting edge in position behind the breakwater. |
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A vibrating hammer is used to drive steel pipe for the caisson guide at the rear of the cutting edge. |
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Close-up of the vibrating hammer. |
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Overview of the cutting edge/caisson, looking towards the breakwater. |
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Close-up of the caisson interior. Wooden ladders give workers access to interior areas where concrete is poured. Wooden platforms cover the air domes of the cutting edge. |
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Interior of the caisson. |
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Steel pipe for the caisson guide is hammered into place on the downstream side of the caisson. |
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The cutting edge is fastened to the upstream caisson guide pipe, just behind the breakwater. |
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The downstream caisson guide fastening, to the rear of the cutting edge. |
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Solar-powered navigation warning beacon on the breakwater. |
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View towards the concrete dock from Pier 37. |
