Particulars of Pasadena, Tex, tunnel under Houston Ship Channel; it measures 3791 ft in length between grade points with 6% grades, and provides clear channel depth of 45 ft at Houston Ship Channel; it provides for traffic lanes, police walkways, cable conduits; tube section across waterway is 1500 ft long; method of constructing tunnel; tunnel approaches; tunnel is practically automatic in operation.
South's first toll-free tunnel
Traffic Eng
Traffic Engineering ; 20 , n 8 ; p 305-306
1950
2 pages
Article (Journal)
English
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