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Lighting in

small car parks

ABT Car parking - Level 2

Step 2.2: Check the current lighting

 

Check the luminaire specification:

 

1.
Unified Glare Rate UGR = 2
2.
Light uniformity Uo = 0.4
3.
Color rendering Ra = 80
Car parking glare

 
Glare

When the unified glare rating (UGR) of the luminaires is > 25 (maximum) occupants experience the lighting as uncomfortable blinding you. This can cause an accident!
Car park light uniformity

 
Light uniformity

When the uniformity (Uo) is < 0.4 (minimum) occupants experience a lot of shadows and contrasts in the space. Dark and bright surfaces alternate, creating uncomfortable feeling in the car park.
                         

Step 3: Check state of installation

 

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