road closure

116th Street overpass also closed for one night of testing

As shoppers prepare to enter the busy holiday season, contractor crews working for the Tulalip Tribes are busy entering the final phase of construction on the new interchange at 116th Street Northeast and Interstate 5.

The crews will start closing lanes in both directions of I-5 at 116th Street Northeast beginning at 7 p.m. Saturday, Nov. 10, and begin reopening at 6 a.m. Sunday, Nov. 11. This closure will give the crews room to safely test the water and sewer pipes on the underside the 116th Street overpass at I-5.

Southbound I-5 closure details

• 7 p.m. Saturday, Nov. 10 – One lane closed.

• 10 p.m. Saturday – Two lanes closed.

• 11:59 p.m. Saturday – All lanes closed.

• 6 a.m. Sunday, Nov. 11 – Lanes begin reopening.

• All lanes reopen by 9 a.m. Sunday.

Northbound I-5 closure details

• 8 p.m. Saturday, Nov. 10 – One lane closed.

• 10 p.m. Saturday – Two lanes closed.

• 12:30 a.m. Sunday, Nov. 11 – All lanes closed.

• 6:30 a.m. Sunday – Lanes begin reopening.

• All lanes reopen by 9:30 a.m. Sunday.

116th Street Northeast closure details

• 11 p.m. Saturday, Nov. 10 – All lanes of the I-5 overpass closed.

• All lanes reopen by 8 a.m. Sunday, Nov. 11.

Detour routes

Traffic on I-5 will reduce to one lane in each direction, then drivers will follow detour signs taking them across the 116th Street Northeast off- and on-ramps.

When 116th Street Northeast is closed, traffic will detour on local streets to either 88th Street Northeast or State Route 531.

Know before you go

People who drive through the Marysville-Tulalip area during this overnight closure should plan ahead and allow extra travel time.

• Check the 116th Street Northeast traffic camera before hitting the road.

• Get advanced information from the Snohomish County construction page.

116th Street Northeast Interchange Project

Improving the I-5/116th Street Northeast interchange is part of the Tulalip Tribes project to reduce congestion and improve traffic flow in this area. For more information about this project, go to the Tulalip Tribes’ project page.

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