comscore City completes $375 million Windward Oahu gravity-fed sewage tunnel | Honolulu Star-Advertiser
Hawaii News

City completes $375 million Windward Oahu gravity-fed sewage tunnel

  • DENNIS ODA / DODA@STARADVERTISER.COM

    Tom Pennington, center, tunnel designer for McMillen Jacobs Associates, showed the pump room to Mayor Kirk Caldwell, left, and construction manager Dan Keeley on Thursday at the new Kailua Regional Wastewater Treatment Plant.

  • DENNIS ODA / DODA@STARADVERTISER.COM

    Mayor Kirk Caldwell, accompanied by construction manager Dan Keeley, looked down an 80-foot shaft Thursday where sewage will flow to the Kailua Regional Wastewater Treatment plant.

The recently completed $375 million Kaneohe-Kailua Wastewater Conveyance and Treatment Facilities project, which features the state’s first gravity-fed underground sewage tunnel, is expected to lower energy costs, reduce the risk for overflows during storms, offer odor relief for Aikahi area residents and possibly provide more sewage capacity for the area. Read more

Scroll Up