Alaskan Way Viaduct replacement

URI: https://gptkb.org/entity/Alaskan_Way_Viaduct_replacement
GPTKB entity
Statements (29)
Predicate Object
gptkbp:instanceOf gptkb:infrastructure
gptkbp:component waterfront redevelopment
State Route 99 Tunnel
surface street improvements
gptkbp:constructionStartYear 2011
https://www.w3.org/2000/01/rdf-schema#label Alaskan Way Viaduct replacement
gptkbp:location gptkb:Seattle,_Washington,_USA
gptkbp:managedBy gptkb:Washington_State_Department_of_Transportation
gptkbp:project_includes Alaskan Way surface street improvements
Elliott Bay Seawall replacement
new public spaces along waterfront
gptkbp:projectCost over $3 billion
gptkbp:purpose replace aging infrastructure
earthquake safety
improve waterfront access
gptkbp:replacedBy gptkb:Alaskan_Way_Viaduct
gptkbp:tunnel 2 miles
bored tunnel
gptkbp:tunnel_boring_machine_name gptkb:Bertha
gptkbp:tunnel_carries gptkb:State_Route_99
gptkbp:tunnel_depth up to 200 feet below surface
gptkbp:tunnel_name gptkb:SR_99_Tunnel
gptkbp:tunnel_opened February 2019
gptkbp:tunnel_opened_to_traffic February 4, 2019
gptkbp:viaduct_closed January 2019
gptkbp:viaduct_demolition_began February 2019
gptkbp:viaduct_demolition_completed November 2019
gptkbp:bfsParent gptkb:Waterfront_Seattle
gptkbp:bfsLayer 7