Robertson Tunnel
From Underfoot
Q7352130
The Robertson Tunnel is a twin-bore light rail tunnel through the Tualatin Mountains west of Portland, Oregon, United States, used by the MAX Blue and Red Lines. The tunnel is 2.9 miles long and consists of twin 21-foot-diameter (6.4 m) tunnels. There is one station within the tunnel at Washington Park, which at 259 feet (79 m) deep is the deepest subway station in the United States and the fifth-deepest in the world. Trains are in the tunnel for about 5 minutes, which includes a stop at the Washington Park station. The tunnel has won several worldwide engineering and environmental awards. It was placed into service on September 12, 1998.
Wikimedia, Wikidata
United States,

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United States,

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Location: 45.5104, -122.7263, KML, Cluster Map, Maps,
9 places
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Burnside Tunnel ⓘ
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East Side Big Pipe ⓘ
American sewer line and tunnel -

NW Cornell Road Tunnel 1 ⓘ
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NW Cornell Road Tunnel 2 ⓘ
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Robertson Tunnel ⓘ
Train tunnel near Portland, Oregon -

Rocky Butte Tunnel ⓘ
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Shanghai tunnels ⓘ
Tunnel system in Portland, US -

Vista Ridge Tunnels ⓘ
Road tunnels in Oregon -

West Side CSO Tunnel ⓘ
| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| site | tunnel | Burnside Tunnel | road tunnel | Wikidata | |
| site | tunnel | East Side Big Pipe | tunnel | Wikidata | |
| site | tunnel | NW Cornell Road Tunnel 1 | road tunnel | Wikidata | |
| site | tunnel | NW Cornell Road Tunnel 2 | road tunnel | Wikidata | |
| site | tunnel | Robertson Tunnel | railway tunnel | Wikidata | |
| site | tunnel | Rocky Butte Tunnel | road tunnel | Wikidata | |
| site | tunnel | Shanghai tunnels | tunnel | Wikidata | |
| site | tunnel | Vista Ridge Tunnels | road tunnel | Wikidata | |
| site | tunnel | West Side CSO Tunnel | tunnel | Wikidata | |
| commons | image | Washington park MAX tline | Commons | ||
| commons | image | Washington park MAX-Stn1 | Commons | ||
| commons | image | Tunnel (55249090) | Commons | ||
| commons | image | Portland Max Tunnel | Commons | ||
| commons | image | MAX Tunnel Entrance | Commons | ||
| commons | image | Robertson core | Commons | ||
| commons | image | Robertson tunnel eastbound platform P2218 | Commons | ||
| commons | image | Robertson tunnel west end P2255 | Commons | ||
| commons | image | Robertson tunnel west end P2253 | Commons | ||
| commons | image | Robertson tunnel east end P2268a | Commons | ||








