Construction status

North Mercer Island/Enatai sewer upgrade construction status.

View current construction activity on project home page.

Revised December 4, 2023

Construction photos

During open cut construction, construction crews use steel boxes called trench boxes to strengthen excavation walls while they install pipe deep underground. View more construction photos.

About King County expand_more

Animals Pests & Pets expand_more

Buildings And Property expand_more

Certificates, Permits, And Licenses expand_more

Courts, Jails, & Legal System expand_more

Data and information services expand_more

Governance And Leadership expand_more

Health And Safety expand_more

Human And Social Services expand_more

Nature and Recreation expand_more

Transit, Transportation, and Roads expand_more

Waste Services expand_more

Construction status

North Mercer Island/Enatai sewer upgrade construction status.

Construction photos

Language and region

Construction photos