Specially designed car established contour of all objects; principal piece of equipment on car is rigid templet, mounted directly over forward trucks, from which most of measurements are made; direct measuring device facilitates recording; adjustment of templet shape meets special conditions; operation of clearance car; clearances are measured in rock cuts; floodlights provided for tunnel and night work; clearance records carefully made and maintained; maintaining established clearances.


    Zugriff

    Zugriff über TIB

    Verfügbarkeit in meiner Bibliothek prüfen


    Exportieren, teilen und zitieren



    Titel :

    How the Pennsylvania knows and maintains clearances


    Weitere Titelangaben:

    Ry. Eng. Maintenance


    Erschienen in:

    Erscheinungsdatum :

    1928


    Format / Umfang :

    6 pages


    Anmerkungen:

    10 Figs.


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch





    Clearances (28)

    Online Contents | 1995



    Reading Back Clearances

    Jackson, K. S. | British Library Online Contents | 2000


    Apache Icing Clearances

    Ramage, A. / Royal Aeronautical Society | British Library Conference Proceedings | 2006