Schréder - Tunnel lighting solutions

CHALLENGE IN TERMS OF LIGHTING > Light uniformity > Lay-out restrictions (wall mounting) > Prevent the black hole effect coming from the contrast > Luminaires can create a glare effect

RISK LEVEL

ZONE

DEFINITION

REQUIREMENTS

Area leading to the tunnel entrance

Drivers must be able to identify obstacles

1

Medium

ACCESS

Maintaining the uniformity in luminance between the access area and this zone

2

THRESHOLD Tunnel entrance

High

Second part of the tunnel coming directly after the threshold zone

Progressively reduce the luminance to allow the human eye to adapt

3

Provide the right levels to enable adaptation

Medium

TRANSITION

Interior zone of the tunnel leading to the exit zone

4

High uniformity to ensure safety

Prevent flickering

Low

INTERIOR

Increased luminance level to prepare the human eye to adapt to the brightness outside

Last section of the tunnel

5

Prevent glare

High

EXIT

19

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