Stride SR522 / NE 145th and I-405 Bus Rapid Transit Projects Citizen Oversight Panel 06/20/19
Today’s Presentation Topics:  New line of service: Stride  Overview of projects  Project refinements  Progress of key project elements  Phase 2 consultant contracts  Next steps 2
A New Line of Business  Opens in 2024  Two Corridors (I-405 and SR 522/ NE 145th) BRT Systems Elements of Success  Transit speed, reliability and access improvements  BRT stations (signage, shelter, amenities)  Parking facilities  New BRT bus fleet  Bus operations and maintenance facility  Branding  Rider information system 3
BRT – New Line of Service Graphic Element Sound Transit welcomes Submark “BRT Wave” Bus Rapid Transit service Stride Station Design Concept Color Palette Primary Colors Wave Blue White Secondary Colors Golden Soft Teal Light Gray Ticket 4
Schedule Begins 2023 • Groundbreaking 2020-2023 • Construction updates and • Final design of roadway mitigation 2018-2020 improvements • Construction of roadway • Final station designs and improvements, parking Project refinement (2018) public art and stations. • Q1 2019 – Board • Obtain land use and advances refined project construction permits Conceptual Engineering & Environmental Review (2019) Preliminary engineering (2020 ) PUBLIC INVOLVEMENT PUBLIC INVOLVEMENT PUBLIC INVOLVEMENT  *Construction for most of the BRT projects are expected to begin by 2023 and be completed by 2024. Construction of some elements may begin before 2023 and others may occur after service starts in 2024. 5
SR 522 / NE 145 th BRT Project Overview  8,000-9,000 daily riders  8 miles, 6 cities  Transit speed and reliability improvements: • Business Access and Transit (BAT) lanes along SR 522 • Intersection improvements/queue jumps  12 Stations: • 10 new station locations Station at 145 th LRT Station • Shared station at NE 195 th with I-405 BRT •  3 new parking facilities/access improvements 6
Project Refinements Stations  12 station locations  3 provisional station locations Parking Garages  Lake Forest Park Town Center  Kenmore Park and Ride  Pop Keeney Stadium (Bothell) Roadway & Access Improvements  NE 145 th : Bus queue bypass lanes and intersection improvements  Lake Forest Park, SR 522: continuous BAT Lanes  Bothell, SR 522: BAT lanes & intersection improvements  Woodinville service: further study with King County Metro  Sidewalks improved where roadway widened Every SR 522/145 th BRT bus connects with I-405 BRT  7
SR 522 Bothell BAT Lanes Construction Ground breaking April 15, 2019 Photo by Kailan Manadic, Sound Publishing 8
Bothell BAT Lanes Key features:  Funding construction of Business Access and Transit Lanes SR 522 / NE 145 th BRT  component funded in ST3  Complete: Q4 2020  Start of BRT service: 2024 9
SR 522 / NE 145 th BRT Phase 2 David Evans & Associates scope of work:  Conceptual Design • Fieldwork, data collection and technical studies • Stakeholder involvement • Roadway, station area, and parking facilities designed to 10 percent  Environmental Review with SEPA Checklist • Expanded checklist process • Stakeholder involvement and sufficiency for cities’ SEPA needs 10
Preliminary Estimate • Using consistent methodology: 2018$; construction, real estate, etc. • Based on limited design (1-2%): 2018$; updated construction figures, updated real estate, etc. • Estimates do not establish project budget: Project budget established during final design 11 11
Preliminary Estimate 10 9 $732 million 8 $619 million 2018 $ in millions 7 6 Estimates based on limited 5 conceptual design 4 to compare 3 project elements. Project budget 2 established during 1 final design. ST3 Representative Project Refined Project 12
Preliminary Estimate Key Drivers  Property Acquisition  Construction/Design, market conditions: • Structured parking construction • Bridge structures for stream crossings • System needs (rider information, etc) • BRT station refinements (e.g., double platforms) • Streetscaping 13 13
Cascadia College UW Bothell/ I-405 BRT Project 37-mile corridor: Lynnwood to Burien  Proposed refined project: • 11 BRT stations across 8 cities • 3 new/expanded parking facilities • 1 transit center • Connections to Link light rail in Lynnwood, Bellevue and Tukwila • Estimated 25,800 riders daily by 2040  Start of service in 2024 14
Proposed Project Refinements: I-405 BRT with I-405 ETL North Line Project Refined Proposed % Change AM peak travel time (SB) 55 33 -40% PM peak travel time (NB) 45 29 -36% Daily ridership 10,000 12,200 22%
I-405/NE 85th Street Interchange Representative Project 16
I-405/NE 85th Street Interchange Project Description:  Construct a three-level interchange with inline BRT station, direct access ramps to ETLs, and local roadway improvements  Fully funded by Sound Transit 17
I-405/NE 85th Street Interchange 18
Proposed Project Refinements: South Line  Tukwila International Boulevard BRT Station: • Non-motorized access and improvements to Link Lightrail station • Reduced highway and arterial widening • Improved travel time and ridership 19
I-405/NE 44th Street Interchange • WSDOT Renton to Bellevue Express Toll Lane Project • Signed (capped) funding agreement • BRT Station Pad • Pedestrian access and amenities for Park and Ride to stations • Sound Transit portion of direct access ramps • 200 stall Park and Ride • Sound Transit to deliver • Sound Transit Board has authorized purchase 20
I-405 BRT travel times AM peak hour travel times to Bellevue * Preliminary travel time estimates for planning purposes, subject to change. Existing travel times are average times. Year 2025 estimates assume new express toll lanes are open between Renton to Bellevue. Updated information will be provided prior to beginning service. 21
Bus Base North  Critical Path – Complete by 2023 for Bus Base Representative project vehicle fleet location  Screening of 30+ sites  Representative site: Canyon Park, Bothell  Possession and use 22
I-405 BRT Phase 2 WSP USA, Inc. Scope of work:  Conceptual Design • Fieldwork, data collection and technical studies • Stakeholder involvement • Advance design for stations and other work (survey, geotech, ROW) • Evaluate potential BRT vehicle Fleet  Environmental Review: Develop NEPA/SEPA documentation 23
Preliminary Estimate 11 10 $1038 million $1,003 million 9 8 2018 $ in millions 7 Estimates based 6 on limited 5 conceptual design 4 to compare project elements. 3 Project budget 2 established during 1 final design. ST3 Representative Project Refined Project 24
Thank you. soundtransit.org
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