The Chartered Institute of Building Services Engineers (CIBSE) produces a Code for Interior Lighting which gives lighting requirements for areas.
This is also replicated in BS EN 12464-1:2002 Light and lighting - Lighting of work places - Part 1: Indoor work places
A sample is shown below.
Illuminance (lux):Activity Area
100:Casual seeing Corridors, changing rooms, stores
150:Some perception of detail Loading bays, switch rooms, plant rooms
200:Continuously occupied Foyers, entrance halls, dining rooms
300:Visual tasks moderately easy Libraries, sports halls, lecture theatres.
500:Visual tasks moderately difficult General offices, kitchens, laboratories, retail shops.
750:Visual tasks difficult Drawing offices, meat inspection, chain stores.
1000:Visual tasks very difficult General inspection, electronic assembly, paintwork, supermarkets.
1500:Visual tasks extremely difficult Fine work and inspection, precision assembly.
2000:Visual tasks exceptionally difficult Assembly of minute items, finished fabric inspection.
Extracts from CIBSE Code for Lighting Part 2 (2002)
Area Illuminance (lux),Limiting Glare rating Minimum,colour rendering (Ra)
Educational:
Classrooms 300,19,80
TechnicaI drawing room 750,16,80
Computer practice rooms 300,19,80
Healthcare - Wards:General lighting 100,19,80
Reading lighting 300,19,80
Simple examinations 300,19,80
Examination and treatment 1000,19,80
Hotels and Restaurants:
Kitchen 500,22,80
Restaurant, dining room, function room -,-,80
Self service restaurant 200,22,80
Conference rooms 500,19,80
Offices:
Filing, copying etc. 300,19,80
Writing, typing, reading, data processing 500,19,80
TechnicaI drawing 750,16,80
CAD work stations 500,19,80
Conference and meeting rooms 500,19,80
Reception desk 300,22,80
Archives 200,25,80
Residential - Flats /Bedsits:
Lounge 100-300,16,80
Kitchens 150-300,16,80
Bathrooms 150,16,80
Toilets 100,16,80
Retail Premises:
Sales area 300,22,80
Till area 500,22,80
Wrapper table 50,22,80
Theatres, Concert Halls and Cinemas:
Practice rooms, dressing rooms 300,22,80
Foyers 200,-,-
Auditoria 100,-,-
Further information at CIBSE Society of light and Lighting:
http://sll.org.uk/publications/sll-lighting-guides/category/sll-lighting-guides
