The Garden Island
Notice #: 0001122848-02
Notices to Motorists


The Awa Street Wastewater Pump Station Force Main and Sewer System Improvements – Waiakamilo Road Trunk Sewer Project, Job No. W5-16 will be commencing in September 2018; with an approximate completion date of September 2020. The owner is the City & County of Honolulu: Wastewater Engineering and Construction, Department of Environmental Services.

The project consists of installing approximately 6,500 linear feet of a new gravity trunk sewer system up to 54-inches in diameter between School St. and Nimitz Hwy., along Waiakamilo Rd., Houghtailing St., and several side streets. The method of installation will be a combination of both open trench installation and microtunneling. The project will also include relocation of utilities, sewer line abandonment, installation of temporary bypass systems and various other site work and restorations.

The work at times will entail continuous day and night shifts, including many weekends and holidays. Motorists are advised to use alternate routes because there will be lane closures and detours throughout the project.

Updates and more detailed information including traffic control plans will be provided on the project website: Or if you have any questions or concerns, please contact the hotline number at (808) 219-7009