Sand Island WWTP
Headworks Facility
Honolulu, Hawaii
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Jet Grouting
Project Overview:
Installed over 20,000 cubic yards of jet grouting to provide permanent foundation support, and temporary groundwater control and excavation support for major Wastewater Treatment Plant expansion. Designed and installed jet grouted column system for support of several new structure excavations. Also, designed and installed a series of inclined and overlapping jet grouted columns for underpinning and groundwater cutoff around existing active sewer pipelines and plant structures.

    Value of Work Performed:
$6,200,000
Project Duration:
24 month
Project Completion Date:
December 2003
Project Reference:
Project Owner
City and County of Honolulu
Tim Steinberger
(808) 527-6707
General Contractor
RCI Construction Group
Ralph Raymond
(808) 845-8440