Fairly accurate factors can be established for 3 of the 4 variables which affect light loss in the luminaire. Thus, for a given installation, it is possible to pick values for lamp lumen depreciation, luminaire dirt depreciation, and reflecting surface depreciation from the data established in the article and obtain a reasonably accurate maintenance factor for street lights in service, as well as for use in calculations of new installations.


    Access

    Access via TIB

    Check availability in my library


    Export, share and cite



    Title :

    Field evalustion of roadway lighting maintenance factors


    Contributors:

    Published in:

    Publication date :

    1971


    Size :

    9 Seiten, 11 Bilder, 2 Tabellen, 6 Quellen


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




    Roadway lighting

    Marsden, A.M. | Tema Archive | 1974


    Roadway lighting

    CAMRAS MICHAEL / BHARDWAJ JYOTI KIRON | European Patent Office | 2023

    Free access

    New developments in field of roadway lighting

    Rex, C.H. | Engineering Index Backfile | 1960


    Roadway Lighting and Driver Safety

    E. R. Green / K. R. Agent / M. L. Barrett et al. | NTIS | 2003


    Mobile laboratory for roadway lighting

    Bommel, W.J.M.van | Tema Archive | 1979