
The structure was carefully backfilled. Then the Insulation watershed umbrella was added.
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The umbrella covered both the |
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Rebar was placed in the butterfly notches, which were then grouted with waterproof, expanding grout to bind the panels into a single solid structure.
At least a foot of fill was pushed by the bulldozer over the umbrella to spread out the load of the machinery so that the umbrella would not be damaged. |
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Start Tour | Precasting | Forms Details | Site Prep | Assembly | Joining Sections | Assembling Scoop | Waterproofing | Backfilling

