Question
Download Solution PDFIn regard to installations of street lighting, what is the average illumination level of Class A1 installations used in important shopping centres and at road junctions?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFFor Class A1 installations, which are used in important shopping centers and at road junctions, the average illumination level typically required is around 30 lumens/m2.
This level of illumination ensures adequate visibility and safety in areas with high traffic and pedestrian activity, such as shopping centers and major road junctions.
Different classes of illumination level
| Classes | Average Illumination Level | Application |
| Class A1 | 30-50 lux or higher | shopping centers, road junctions, and areas with high pedestrian traffic |
| Class A2 | 15-30 lux | Residential areas, minor shopping centers, less busy road junctions |
| Class B1 | 10-20 lux | Major roads, parking lots, industrial areas |
| Class B2 | 5-10 lux | Residential streets, sidewalks, parks |
| Class C1 | 20-50 lux | Perimeters of buildings, security checkpoints, entrance areas |
| Class C2 | 200-500 lux or higher, depending on the task | Workspaces, assembly lines, inspection areas |
| Class D1 | Variable, often lower than 10 lux | Building facades, monuments, landscaping |
| Class D2 | Typically 1-5 lux | Emergency exits, stairwells, corridors |
| Class E1 | 300-500 lux | Offices, classrooms, retail stores |
| Class E2 | 500-1000 lux or higher | Operating theaters, laboratories, critical inspection areas |
| Class F | 1-5 lux | Movie theaters, intimate dining areas, decorative lighting |
| Class G | 300-1500 lux, depending on the sport | Stadiums, sports fields, recreational areas |
Last updated on May 29, 2025
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