Sand Island Wastewater Treatment Plant

Project Type

Wastewater Treatment Plant

Project Owner

City and County of Honolulu

Project Location

Honolulu, Hawaii, USA

Project Details

The Sand Island Wastewater Treatment Plant is Honolulu’s largest plant, processing an average of 65 million gallons of wastewater a day. Hawaiian Dredging has collaborated on many improvement projects to keep this vital facility working efficiently.

Hawaiian Dredging constructed three new odor control systems utilizing state-of-the-art biological odor scrubbers with the capacity to treat 120,000 cubic feet of foul air every minute.

Additionally, the treatment plant’s four gravity thickener were refurbished, further contributing to improved sewage processing.

3A Makina's Role

Complete fabrication and delivery of 2 x ∅46m tank diameter clarifiers made from 316 SS

3A Makina Processes

  • Fabrication of clarifier inner mechanisms,
    Material: 316 SS
  • Fabrication of clarifier outer mechanisms,
    Material: 316 SS
  • Fabrication of clarifier tank supports,
    Material: 316 SS

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Contact 3A Makina

With over 200 reference projects worldwide, 3A Makina distinguishes itself with its experience and is a prominent fabricator in various industries thanks to its successful involvements with major companies and organizations.
For all enquiries, please contact us.

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