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STREETLIGHTING MAIN ASPECTS OF PROJECTING, BUILDING AND OPERATION WHY STREETLIGHTING?. DIPL.ING. WOLFGANG PRAHL PL PRAHL LICHTTECHNIK GMBH TRAINING - CONSULTING - EXPERTISE - PLANNING KAETNERWEG 13 B D-22393 HAMBURG TEL: +49 40 640 32 76 FAX: +49 40 637 08 641
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STREETLIGHTING MAIN ASPECTS OF PROJECTING, BUILDING AND OPERATION WHY STREETLIGHTING? DIPL.ING. WOLFGANG PRAHL PLPRAHL LICHTTECHNIK GMBH TRAINING - CONSULTING - EXPERTISE - PLANNING KAETNERWEG 13 B D-22393 HAMBURG TEL: +49 40 640 32 76 FAX: +49 40 637 08 641 E-MAIL: LICHT@WWW.PRAHL.DE HTTP: //WWW.LICHT.WWWPRAHL.DE
Why Lighting? LIGHTING Source: SLG
Visibility on the Road VISIBILITY Source: Hentschel
Use of Vehicle Lights 1 STATISTICS Source: Hentschel
Use of Vehicle Lights 2 very good good sufficient Visibility Judgements of car drivers not sufficient Average road luminance cd/m2 Average road luminance cd/m2 STATISTICS Source: Hentschel