Welcome to the Seattle waterfront construction information site!

Seattle's Central Waterfront is going to be a busy place over the next several years, with multiple construction projects underway. To make it easy for you to stay up to date on what's going on and what's ahead, we've compiled project information all in one place. This site provides general information about current and future public projects. For additional project details, visit the project websites, which can be found in the “Contact Us” page.

Current construction activity

1Building connections to the SR 99 tunnel

Anticipated activities

Completing the ramps and roadways connecting SR 99 and local surface streets to the new SR 99 tunnel.

Construction details

A single lane of E. Frontage Rd from S. Atlantic St to Royal Brougham Way will be closed from mid-February through early summer for drainage, illumination and road work.
Traffic shifts will also be in place on single blocks of S. Atlantic St and Royal Brougham Way west of First Ave. S. this spring and summer.

Contact

Lead agency: Washington State Department of Transportation
Project contact information: 1-888-298-5463
Website: www.alaskanwayviaduct.org

This information was last updated: 4/13/17

2Colman Dock (open during construction)

Washington State Ferries is replacing the aging and seismically vulnerable parts of Colman Dock in Seattle in order to maintain its critical role as a regional transportation hub. Project construction began in 2017 and will continue through 2023. The terminal will remain open throughout construction. The contractor will complete most work from barges on the water, however, construction work zones on the dock will limit vehicle holding capacity. Ferry service will maintain the same number of daily sailings as the current schedule.

What's happening now?

Crews are installing new steel piles on the south side of the dock through mid-February. This spring, construction will continue on the new passenger-only ferry terminal and portion of the new WSF terminal building.

When?

August 2017 – May 2018

Where?

Alaskan Way between Madison Street and Yesler Way

What to expect?

Colman Dock remains open
- Demolition of part of the terminal building begins in early 2018
Ferry queuing space is being provided in front of the terminal building between Madison Street and Yesler Way. Most vehicles enter the dock via Madison Street
The passenger-only ferry facility has been temporarily relocated to the north side of Colman Dock. Passengers enter from Alaskan Way between Madison and Marion streets. The new passenger-only ferry facility is scheduled to open on the south side of Colman Dock in fall 2018

Map of the current construction work zone at the Colman Dock ferry terminal.

Contact

Washington State Ferries (WSF)
Broch Bender, WSF Communications
ColmanDockProject@wsdot.wa.gov
206-515-3870
http://www.Bit.ly/ColmanDock

3Alaskan Way Viaduct work zone

The SR 99 Alaskan Way Viaduct is being replaced by a deep-bore tunnel beneath downtown Seattle. The tunnel work zone sits to the west of the viaduct and Alaskan Way, between Yesler and S King St.

What's happening now?

Construction staging for SR 99 tunnel construction.

When?

2011 - late 2018

Where?

West of Alaskan Way and Railroad Way S, south of Yesler Way

What to expect?

Work is contained within construction zone

Map of current Alaskan Way Viaduct construction zone along Alaskan Way from Yesler Way to south of S King St.

Contact

Washington State Department of Transportation (WSDOT)
1-888-298-5463
www.alaskanwayviaduct.org

4Central Waterfront Transmission Line Relocation

In preparation for demolition of the Alaskan Way Viaduct, Seattle City Light is relocating electrical transmission lines that are currently suspended beneath the viaduct. Night work is currently occurring at S King St, and the project is expected to be complete in spring 2018.

What's happening now?

Final phase of work in preparation for the demolition of the Alaskan Way Viaduct.

When?

June 2017 – April 2018 (8PM – 5AM, Sun. – Thu.)

Where?

Intersection of Alaskan Way and S King St

What to expect

Relocation of an existing duct bank and installation of a drainage manhole
Lane closures during nighttime hours on Alaskan Way, S King St, and Railroad Way to divert traffic around the work site
Flaggers will be on-site to direct vehicle and bike traffic, and signed detours will be posted on surrounding blocks
Nearly all of this work will occur in the intersection of Alaskan Way and S King St; staging of materials and equipment will be done inside Seattle Tunnel Partners’ fenced area

Map of current transition line work zone along Alaskan Way from Yesler Way to Railroad Way S.

Contact

Seattle City Light (SCL)
CWFTransmission@seattle.gov
206-499-8040
www.seattle.gov/light/aboutus/construction/cwftransmission/default.asp

5Center City Connector Streetcar construction

The City of Seattle is building a modern streetcar system that will provide new mobility options, support economic growth, and strengthen connections in Seattle’s densest neighborhoods.

The Center City Connector will link the existing South Lake Union and First Hill Streetcar lines, creating a new north-south connection across downtown. When complete, 5 miles and 23 stations of convenient streetcar service will be available to access hundreds of key destinations, including Pike Place Market, Colman Dock, and Link light rail.

What's happening now?

Utility construction is taking place along S Jackson St between Occidental Ave S and 1st Ave S and along 1st Ave S between S Jackson St and Yesler Way.

When?

Utility work will occur from fall 2017 to late 2019

Daytime construction hours: 7AM – 5PM
Nighttime construction hours: 5PM – 7AM

Where?

1st Ave S between S Jackson St and Yesler Way

S Jackson St between Occidental Ave S and 1st Ave S

What to expect through May 2018

Northbound lane closures along 1st Ave S between S Jackson St and Yelser Way. Intersections and a southbound lane will be open during the day with intermittent closures at night and on weekends. Northbound 1st Ave S is detoured at S Jackson St.
Westbound lane closures along S Jackson St between 2nd Ave S and 1st Ave S. Local access is available by way of Occidental Ave S. S Jackson St will be detoured at 2nd Ave S.
Parking is permanently removed along 1st Ave S from S Jackson St to Yesler Way
Closure of the parking lane on the north side of S Main St between 1st Ave S and Alaskan Way S for construction staging
Sidewalks will remain open during construction
Planned temporary water shutdowns for some customers

What’s happening – center city connector Map of current Center City Connector construction along 1st Ave S from Yesler Way to S Jackson St, and along S Washington St, S Main St, and S Jackson St from 1st Ave S to Nord Alley.

Contact

Center City Connector outreach team
centercitystreetcar@seattle.gov
24-hr hotline: (206) 400-7578
https://seattlestreetcar.org/center-city-connector/construction-updates/

6Pier 62 Rebuild

The Waterfront Seattle project is rebuilding Pier 62, including replacing the aging wood pilings and deck, and provide new railings, lighting, utilities and a floating dock. During construction, the pier is closed to the public.

What's happening now?

Work begins early December 2017 and is anticipated to be complete late 2019
Typical work hours are 7 AM to 5 PM, with occasional weekend work
Pedestrians will be detoured to the east side of Alaskan Way between Lenora and Pike streets
The pier will be closed throughout construction to maintain a safe work zone
Work includes upland road and utility work as well as in-water work on the pier
During construction, you may experience periods of increased noise, dust and vibration, especially during pile driving operations

When?

Fall 2017 – Late 2019

Where?

West side of Alaskan Way between Pike St and Lenora St

What to expect

Noise, dust and vibrations
Pier 62 will be closed to the public
Alaskan Way will remain open to two-way traffic. Pedestrians and cyclists will be detoured to the east side of Alaskan Way

Map of current Pier 62 rebuild work zone on Pier 63 and 62 and along Alaskan Way.

Contact

Seattle Office of the Waterfront
info@waterfrontseattle.org
206-499-8040
waterfrontseattle.org/Construction

7Columbia Street Two-Way Transit Corridor

To accommodate new two-way transit service on Columbia St following the demolition of the Alaskan Way Viaduct, the Seattle Department of Transportation is reconstructing Columbia St between 1st Ave and 3rd Ave.

What's happening now?

Street demolition, water main replacement, concrete paving.

When?

Dec. 2017 – Spring 2018

Where?

Columbia St between 1st Ave and 3rd Ave

What to expect

Potential weekend driveway and full street closures
Goal is to keep at least two lanes of Columbia St open

Map of current Columbia Street Two-Way Transit Corridor construction zone along Columbia St between 1st and 3rd avenue.

Contact

Seattle Department of Transportation
Ching Chan
columbia@seattle.gov
206-316-2545
www.seattle.gov/transportation/projects-and-programs/programs/transit-program/2-way-columbia

Status updates

April 2018

Colman Dock

Colman Dock is open during construction
The passenger-only ferry facility has been temporarily relocated to the north side of Colman Dock. Passengers can enter from Alaskan Way between Madison and Marion streets
Ferry queuing space is being provided on Alaskan Way in front of the terminal building. Most vehicles should enter via Madison Street

Columbia St Two-Way Transit Corridor

Potential weekend lane closures on Columbia St

Center City Connector Streetcar Utility Relocation

Parking, travel lane restrictions and detours on First Ave between Jackson St and Madison St

How to navigate the site

For more information on current construction activities, click on the projects on the map to the left, or select a project from the list above.

Want to know more about plans for future construction? Visit the “What’s Ahead” page where you can view construction information year by year. Or click on the “What’s Ahead” tab above and select the year that you want to know more about.

If you’re planning on visiting the waterfront, check out the “Travelers' information” page to help plan your trip, find parking info, and check out current traffic conditions.

Have questions or comments? Find agency contact info on the “Contact Us” page.