Number of unique and interesting highway geometrics in metropolitan St. Louis area; reversible lanes on Route I-70 with use of movable guard rail, mounted on small gage railroad car to open and close reversible lanes; use of "trap rock" skin-resistant pavement overlay at high-accident locations; material is rhyolite phorphory with Los Angeles abrasion factor of 18% and specific gravity of 2.858; merging solution of heavily occupied lanes.


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    Title :

    Traffic engineering features of Missouri state highways in metropolitan St.Louis


    Additional title:

    Traffic Eng


    Contributors:

    Published in:

    Publication date :

    1967


    Size :

    3 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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