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DIPL.ING. WOLFGANG PRAHL PL PRAHL LICHTTECHNIK GMBH TRAINING - CONSULTING - EXPERTISE - PLANNING KAETNERWEG 13 B D

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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DIPL.ING. WOLFGANG PRAHL PL PRAHL LICHTTECHNIK GMBH TRAINING - CONSULTING - EXPERTISE - PLANNING KAETNERWEG 13 B D

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  1. 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

  2. Why Lighting? LIGHTING Source: SLG

  3. Visibility on the Road VISIBILITY Source: Hentschel

  4. Use of Vehicle Lights 1 STATISTICS Source: Hentschel

  5. 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

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