SOUTH PUMICESTONE REHABILITATION AND SEAWALL RENEWAL
CLIENT: MORETON BAY REGIONAL COUNCIL
DATE OF COMPLETION: SEPTEMBER 2013
WORK SCOPE:
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REMOVAL OF EXISTING SHORELINE PROTECTION, EXCAVATION TO REAR OF SEAWALL
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INSTALLATION OF GROUND ANCHORS TO TIE BACK EXISTING SEAWALL
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INSTALLATION OF VINYL SHEETPILES TO TOE OF EXISTING WALL
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FORM AND CAST CONCRETE TO NEW BOTTOM STEP
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ROCK BEACHING AND PROTECTION TO CULVERT OUTFALL
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BEACH NOURISHMENT
PROJECT DRAWINGS: SOUTH PUMICESTONE REHABILITATION
ANTI SCOUR ROCK PROTECTION
Vinyl Sheet pile installation
Ground anchor installation
Equipment used:
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7.8t excavator for excavation
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4t excavaator with rock hammer
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30t jack for post instalation tensioning
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5t jack for lock off loads
Application:
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Support for existing seawal
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Prevents longditudinal moment
Concreting in the inter tidal zone
Works Completed:
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120m and 105m sections of two teir step
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Culvert base with 500mm of rock
Solutions to tidal interference:
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Sheet pile bund wall to allow longer working times
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Sand bund wall where able
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Organisation of work around out going tides
