#13. Central Link light-rail communications system

Photo courtesy GE
Communications systems for Central Link light-rail are expected to be similar to those used by the Santa Clara Valley Transportation Authority in California.


401 S. Jackson St., Seattle

$29,088,144 (original contract)

Start of construction:
Nov. 8, 2004

Expected completion date:
December 2008


As part of the 14-mile Central Link light-rail project, GE Transportation Systems Global Signaling Advanced Communications Systems is engineering, manufacturing, furnishing, installing and testing a state-of-the-art communications system.

The communication system will include: a central control system; public address system, light-rail operations radio, bus tunnel operations radio, phone systems, access control network, fiber communications backbone, variable message systems, emergency services radio, closed circuit TV, and emergency management panels.

The work will be system-wide, with 11 passenger stations, an operations control center and multiple third-party interfaces. The contract also provides for commissioning and maintenance training.

Sound Transit opted for a qualifications-based procurement process for the contract. Nine contractors submitted proposals.



GE Transportation Systems Global Signaling, 40 Pond Park Road, Hingham, MA 02043, (781) 740-0200


LTK Engineering Services, 505 Union Station Building, Suite 640, 505 Fifth Ave. S., Seattle, WA 98104, (206) 288-1780


Sound Transit

Other Participants (anticipated):
ACEx Technologies
Hatfield & Dawson Consulting Engineers
Mass Electric Construction
Midvale Electric
Mobile Electric Distributor
Monterrey Electric

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