Standards, Specifications & Drawings

UPDATE


Below are Lakehaven's current standards, specifications & drawings for water & sewer system design & construction, for Developer Extension projects. Lakehaven is currently undergoing review of some of these standards, specifications & drawings, and will be updating this web page & information accordingly. If there are any questions on Lakehaven's requirements for Developer Extension projects, please contact Lakehaven's Engineering Technician assigned to a specific project or Development Engineering staff.


  1. Physical Address
    31623 1st Avenue S
    Federal Way, WA 98003

    Mailing Address
    P.O. Box 4249
    Federal Way, WA 98063

    Phone:
    253-945-1580 or
    253-945-1581

    Fax: 253-529-4081

    Business Hours:
       Monday through Friday
       8AM - 4:30PM
       Closed holidays*

    * For a listing of the current year holiday closures visit The District's Contact Us page.