DIN 67524-2:2011-06

This standard specifies the calculation and measurement procedures of illumination quality criteria of tunnels contained in DIN 67524-1. Requirements for the planning and calculation of tunnel illumination as well as requirements for measurement and interpretation of the photometric parameters important for tunnel illumination are specified, amongst others. Furthermore, requirements for illumination control at the threshold, transition and interior zones of tunnels are given. This standard is used by manufacturers, power supply companies, public utilities, civil engineering departments, as well as designers of street lighting systems. This standard is a planning standard. This standard refers to the DIN EN 13201 standard series. The following modifications have been made with respect to DIN 67524-2:1992-08: a) complete editorial revision and revision of the content; b) supplement of the assessment parameters horizontal luminance uniformity Uq and luminance ratio Up; c) normative reference to DIN EN 13201-3 and DIN EN 13201-4 and DIN EN 13032-1. The Committee responsible for this standard is Working Committee NA 058-00-11 AA "FNL/FGSV 3.11.01 Außenbeleuchtung" ("Outdoor lighting") at DIN.