Railway · United States

How much did the Central Link Initial Segment cost to build?

The Central Link Initial Segment is Sound Transit's first light rail line, about 14 miles between Westlake Center in downtown Seattle and Tukwila, which carried its first passengers on 18 July 2009; the Airport Link extension to Seattle-Tacoma International Airport followed on 19 December 2009. The FTA-required before-and-after study of 2012 puts the total project cost of the Initial Segment as constructed at 2,319.9 million dollars against a full funding grant agreement baseline of 2,436.9 million, with a capital cost of 2,099.0 million, and 2,581.5 million together with Airport Link.

Final project cost

$2.3199 billion

Cost basis: 2009

A Kinkisharyo-Mitsui light rail vehicle on Central Link approaching SeaTac/Airport station. The airport's control tower is seen in the background.
SounderBruceCC BY-SA 4.0

Cost evidence

Basis of the published figure

Final project cost2009
historylink.org

Project metrics

Key dimensions

Total lengthHistoryLink.org
22.531 km

Project record

Opened or launched

HistoryLink.org

18 July 2009

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