Posey and Webster Street Tubes
id:
posey-and-webster-street-tubes-168-12003045
title:
Posey and Webster Street Tubes
text:
The Posey and Webster Street Tubes are two parallel underwater tunnels connecting the cities of Oakland and Alameda, California, running beneath the Oakland Estuary. Both are immersed tubes, constructed by sinking precast concrete segments to a trench in the Estuary floor, then sealing them together to create a tunnel. The Posey Tube, completed in 1928, currently carries one-way (Oakland-bound) traffic under the Estuary, while the Webster Street Tube, completed in 1963, carries traffic from Oakl
brand slug:
wiki
category slug:
encyclopedia
description:
Underwater tunnels in California
original url:
https://en.wikipedia.org/wiki/Posey_and_Webster_Street_Tubes
date created:
2006-06-20T04:18:33Z
date modified:
2024-08-30T22:30:27Z
main entity:
{"identifier":"Q7233047","url":"https://www.wikidata.org/entity/Q7233047"}
image:
fields total:
13
integrity:
15