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Case Study 5 |
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Location: |
World Golf Village, St. Augustine Fl |
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Owner: |
World Golf Village |
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Engineers: |
Ellis & Associates |
Problem
Filter cloth was inadvertently left out when construction at the
"Walk of Champions" was done. After several hard rains,
engineers noticed that the underlying soil that supported the
walkway was being washed out through the wall blocks to the
adjacent lake. This loss support caused several areas of
the walkway to crack and threatened to delay the scheduled
opening of World Golf Village, while the walkway was removed
filter fabric installed and the walkway re-poured at
considerable expense to owner and contractor.
Solution
HGS working in conjunction
with Ellis & Associates, formulated a plan to drill a series of
injection points on a pre-planned grid and inject a very flow
able sand cement slurry to fill void areas and seal backside of
wall to prevent further loss of soils. Work was performed
on an emergency basis and the attraction was able to be opened
on schedule. This repair method also saved the
contractor/owner approximately 60% of the proposed costs for
removing and replacing walkway.
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