Sound Transit

Sound Transit

Sound Transit Elevator & Escalator Design

Our VT engineering work as a subconsultant includes elevators and escalators for transit stations that are in various stages of design, under construction, or in service. The firm is providing traffic studies, design services, cost estimates, AHJ coordination, construction administration services and related mechanical systems design and specifications for:

- Lynnwood Link (NE 145th Street, N 185th Street, Mountlake Terrace Transit Center, Lynnwood City Center Transit Center Stations and 3 parking garages)

- North Link (University District, Roosevelt & Northgate Stations)

- South Link (Angle Lake/S. 200th Station RFP documents)

- East Link Seattle to South Bellevue (Mercer Island and Judkins Park Stations)

- 120th Street Station



State of Washington

NW Region Headquarters Buildings

Four passenger elevators and a service elevator, all 6-stop, geared traction machines. Special attention was given to seismic improvements to keep these important buildings functional after an earthquake.

SW Region Headquarters

Two passenger elevators and one with freight capability, all 3-stop, geared traction machines. Modernization of these elevators required alterations to the existing fire protection and cooling systems and improvements to hoistway ventilation.

I-405 Canyon Park Freeway Station Elevator

Design for a hydraulic elevator for the pedestrian bridge of this freeway station.

Eagle Harbor Maintenance Facility

Design for a 2-stop hydraulic elevator.


WSDOT SR 519 Intermodal Phase II Elevator Design-Build Specification:

Greenbusch provided design-build specifications for a future elevated walkway for a street project near Safeco Field. The elevator is a 2-stop, holeless hydraulic with a glass hoistway and design aesthetic allowing users a view of the adjacent sports venue. The firm also provided mechanical performance specifications for the machine room cooling system and worked closely with the WSDOT Engineers on the bid solicitation specification and during construction administration.

US Forest Service

Wenatchee Forestry Sciences Laboratory - Wenatchee, WA

Greenbusch is providing accessibility modifications including renovation of the elevator and modifications to ventilation, piping and plumbing for the facility's restrooms.