N 145th St.
Facts & Timeline
– BEFORE –
– AFTER –
FACTS
Description:
April-September 2024. 317 trees are being cut down for the construction of two roundabouts at N 145th and I-5; and the renovation of N 145th, Phase 1, from Corliss to the I-5 Interchange Project. The trees along the north side of N 145th have been cut down. The second round of tree removal began on May 4, trees cut down along the south side of N 145th. As of December, the trees east of I-5 are still standing.
Project funding:
N 145th from Corliss to I-5 Interchange Project: $70 million project funded by federal, state, transportation grants.
Project links:
Arborist Reports:
N 145th Corridor Renovation, Phases 1-2-3, draft April 21, 2021; final June 2, 2023
I-5 Interchange Project, draft June 16, 2023
Lakeside School Tree Valuation Report (2022); seven trees retained.
TIMELINE
Planning: Public open houses and surveys from 2015 to 2022, no mention about tree removal.
Design: 2018 and 2019: City of Shoreline, WSDOT, Sound Transit, City of Seattle, King County Metro.
Project at 30% design in spring 2019; 60% design in spring 2021.
City planners aware in April 2021 there would be a major removal of trees.
Public Works announcement to the public about the removal of 317 trees: October 26, 2023.
Construction contract awarded Dec 11, 2023. Construction began February 2024 ; work expected to be completed by October 2025.
Additional projects along N 145th; 139 more trees to be removed:
PHASE 2 (Wallingford east to Corliss) 2024-2027; $23 million.
PHASE 3 (Linden Ave N to Wallingford) 2026-2029; $18 million.
CITY STAFF CONTACTS
Project Manager Cory Nau cnau@shorelinewa.gov 206-801-2325
City Engineer Liz Kelly ekelly@shorelinewa.gov 206-801-2406
Public Works Director Tricia Juhnke tjuhnke@shorelinewa.gov 206-801-2401
Email the project team: 145thProject@shorelinewa.gov
For updated information go to Engage.Shorelinewa.gov/145corridor