City of Lynnwood Project Update - Lift Station and Force Main 16 May 17, 2016

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Lynnwood Washington

Lift Station and Force Main 16 Project


LS 16 Pic 5-9-16

Project will intercept flows that currently flow to Lift Station 10 which is near capacity. The Lift Station site is located just north of 196th Street SW on the west side of 56th Avenue W. The new force main will convey sewage from Lift Station 16 to an existing flow control structure just west of 68th Avenue W and 204th Street SW intersection.

Work this week included:

Force Main: Last week, the crew made the final connection.  The force main is complete from the lift station to the flow control structure at Edmonds Community College. The crew worked from Tuesday through Friday to install the final 115 feet on 202nd Street along with an isolation valve to segment the force main into two portions.  The final back-fill, compaction test, and temporary patch were completed.

Lift Station: The CMU block commenced on Monday.  The electrician and block-layers worked closely together to assure correct conduit paths were maintained.  This task required rebar and electrical inspections. The pump pre-rotation basins were received.  We reviewed the grouting plan with the manufacture.  

Next week:

Force Main:  The crew will be preparing and conducting a hydrostatic pressure test of the force main pipe.

Lift Station:  The CMU for the building will continue.  

For more information and to see pictures of this project visit the project website.