17-mi expressway and river tunnel is scheduled for completion in 1957 to take traffic through city and under its harbor; tunnel is being laid by open trench method, prefabricated tunnel sections are sunk in trench dredged in river bed and sections are joined together under water; each of tunnel's 21 twin-tube sections is 300 ft long and is built in shipyards and launched like ships.


    Access

    Access via TIB

    Check availability in my library


    Export, share and cite



    Title :

    Baltimore's harbor tunnel


    Additional title:

    Am Highways


    Contributors:

    Published in:

    Publication date :

    1956


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




    Baltimore's shipping services

    Engineering Index Backfile | 1953


    Baltimore's new trail cars

    Palmer, L.H. | Engineering Index Backfile | 1921


    Resolute -- Baltimore's most powerful tug

    Gottlieb, W.H. | Engineering Index Backfile | 1950


    Interesting features of Baltimore's new cars

    Clark, A.T. | Engineering Index Backfile | 1930


    Interesting features of Baltimore's new cars

    Clark, A.T. | Engineering Index Backfile | 1930