3100 Federal Rd., Houston, Texas. County/parish: Harris.
Added to the National Register of Historic Places April 16, 2008. NRIS 08000316.
1 contributing structure.
The Washburn Tunnel is a two-lane underwater motor-vehicle tunnel connecting Galena Park and Pasadena, two suburbs of Houston, Texas. Completed in 1950, it travels north-south underneath the Houston Ship Channel. It was named after Harris County, Texas Auditor Harry L. Washburn. It is the largest and first toll-free vehicular tunnel in the Southern United States.
(read more...)National Park Service documentation: https://catalog.archives.gov/id/40972478