Informative summary:

EUROPEAN STANDARD NORME EUROPÉENNE EN 12464-1
EUROPÄISCHE NORM
EN 12464-1
English version
Light and lighting - Lighting of work places - Part 1: Indoor work places
Column 5 gives the minimum colour rendering indices (Ra) for the situation listed in column 2.
In column 6, advice and footnotes are given for exceptions and special applications for the situations listed in column 2.
5.2     The schedule of interiors (areas), tasks and activities
Table 5.1: Traffic zones and general areas inside buildings
1.1         Traffic zones
1.2     Rest, sanitation and first aid rooms
1.3     Control rooms
1.4     Store rooms/cold stores
1.5     Storage rack areas
Table 5.2: Industrial activities and crafts
2.1         Agriculture
2.2     Bakeries
2.3     Cement, cement goods, concrete, bricks
2.4     Ceramics, tiles, glass, glassware
2.5     Chemical, plastics and rubber industry
2.6     Electrical industry
2.7     Food stuffs and luxury food industry
2.8     Foundries and metal casting
2.9     Hairdressers
2.10   Jewellery manufacturing
2.11   Laundries and dry cleaning
2.12   Leather and leather goods
2.13   Metal working and processing
2.14   Paper and paper goods
2.15   Power stations
2.16   Printers
2.17   Rolling mills, iron and steel works
2.18   Textile manufacture and processing
2.19   Vehicle construction
2.20   Wood working and processing
Table 5.3: Offices
Table 5.4: Retail premises
Table 5.5: Places of public assembly
5.1         General areas
5.2     Restaurants and hotels
5.3     Theatres, concert halls, cinemas
5.4     Trade fairs, exhibition halls
5.5     Museums
5.6     Libraries
5.7     Public car parks (indoor)
Table 5.6: Educational premises
6.1         Nursery school, play school
6.2     Educational buildings
Table 5.7: Health care premises
7.1         Rooms for general use
7.2     Staff rooms
7.3     Wards, maternity wards 7.4     Examination rooms (general)
7.5     Eye examination rooms
7.6     Ear examination rooms
7.7     Scanner rooms
7.8     Delivery rooms
7.9     Treatment rooms (general)
7.10   Operating areas
7.11   Intensive care units
7.12   Dentists
7.13   Laboratories and pharmacies
7.14   Decontamination rooms
7.15   Autopsy rooms and mortuaries
Table 5.8: Transportational areas
8.1     Airports
8.2     Railway installations
1.1 Traffic zones  
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
1.1.1 Circulation areas and corridors 100 28 40
1.1.2 Stairs, escalators, travolators 150 25 40
1.1.3 Loading ramps/bays 150 25 40
1.2 Rest, sanitation and first aid rooms        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
1.2.1 Canteens, pantries 200 22 80
1.2.2 Rest rooms 100 22 80
1.2.3 Rooms for physical exercise 300 22 80
1.2.4 Cloakrooms, washrooms, bathrooms, 200 25 80
toilets
1.2.5 Sick bay 500 19 80
1.2.6 Rooms for medical attention 500 16 90
1.3 Control rooms        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
1.3.1 Plant rooms, switch gear rooms 200 25 60
1.3.2 Telex, post room, switchboard 500 19 80
1.4 Store rooms, cold stores        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
1.4.1 Store and stockrooms 100 25 60
1.4.2 Dispatch packing handling areas 300 25 60
Table 5.1 — Traffic zones and general areas inside buildings (continued)
1.5 Storage rack areas        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
1.5.1 Gangways: unmanned 20 - 40
1.5.2 Gangways: manned 150 22 60
1.5.3 Control stations 150 22 60
Table 5.2 — Industrial activities and crafts
2.1 Agriculture  
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.1.1 Loading and operating of goods, handling equipment and machinery 200 25 80
2.1.2 Buildings for livestock 50 - 40
2.1.3 Sick animal pens; calving stalls 200 25 80
2.1.4 Feed preparation; dairy; utensil washing 200 25 80
2.2 Bakeries        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.2.1 Preparation and baking 300 22 80
2.2.2 Finishing, glazing, decorating 500 22 80
2.3 Cement, cement goods, concrete, bricks      
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.3.1 Drying 50 28 20
2.3.2 Preparation of materials; work on kilns and mixers 200 28 40
2.3.3 General machine work 300 25 80
2.3.4 Rough forms 300 25 80
Table 5.2 — Industrial activities and crafts (continued)
2.4 Ceramics, tiles, glass, glassware  
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
2.4.1 Drying 50 28 20
2.4.2 Preparation, general machine work 300 25 80
2.4.3 Enamelling, rolling, pressing, shaping 300 25 80
simple parts, glazing, glass blowing
2.4.4 Grinding, engraving, glass polishing, 750 19 80
shaping precision parts, manufacture
of glass instruments
2.4.5 Grinding of optical glass, crystal, hand 750 16 80
grinding and engraving
2.4.6 Precision work e.g. decorative grinding, hand painting 1000 16 90
2.4.7 Manufacture of synthetic precious 1500 16 90
stones
2.5             Chemical, plastics and rubber industry
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.5.1 Remote-operated processing installations 50 - 20
2.5.2 Processing installations with limited manual intervention 150 28 40
2.5.3 Constantly manned work places in processing installations 300 25 80
2.5.4 Precision measuring rooms, laboratories 500 19 80
2.5.5 Pharmaceutical production 500 22 80
2.5.6 Tyre production 500 22 80
2.5.7 Colour inspection 1000 16 90
2.5.8 Cutting, finishing, inspection 750 19 80
2.6 Electrical industry  
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.6.1 Cable and wire manufacture 300 25 80
2.6.2 Winding:
- large coils
300 25 80
- medium-sized coils 500 22 80
- small coils 750 19 80
2.6.3 Coil impregnating 300 25 80
2.6.4 Galvanising 300 25 80
2.6.5 Assembly work:
- rough e.g. large transformers
300 25 80
- medium e.g. switchboards 500 22 80
- fine e.g. telephones 750 19 80
- precision e.g. measuring equipment 1000 16 80
2.6.6 Electronic workshops, testing, adjusting 1500 16 80
2.7             Food stuffs and luxury food industry
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.7.1 Work places and zones in
- breweries, malting floor,
- for washing, barrel filling, cleaning, sieving, peeling,
- cooking in preserve and chocolate factories,
- work places and zones in sugar factories,
- for drying and fermenting raw tobacco, fermentation cellar
200 25 80
2.7.2 Sorting and washing of products, milling, mixing, packing 300 25 80
2.7.3 Work places and critical zones in slaughter houses, butchers, dairies mills, on filtering floor in sugar refineries 500 25 80
2.7.4 Cutting and sorting of fruit and vegetables 300 25 80
2.7.5 Manufacture of delicatessen foods, kitchen work, manufacture of cigars and cigarettes 500 22 80
2.7.6 Inspection of glasses and bottles, product control, trimming, sorting, decoration 500 22 80
2.7.7 Laboratories 500 19 80
2.7.8 Colour inspection 1000 16 90
Table 5.2 — Industrial activities and crafts (continued)
2.8 Foundries and metal casting  
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.8.1 Man-size underfloor tunnels, cellars, etc. 50 - 20
2.8.2 Platforms 100 25 40
2.8.3 Sand preparation 200 25 80
2.8.4 Dressing room 200 25 80
2.8.5 Work places at cupola and mixer 200 25 80
2.8.6 Casting bay 200 25 80
2.8.7 Shake out areas 200 25 80
2.8.8 Machine moulding 200 25 80
2.8.9 Hand and core moulding 300 25 80
2.8.10 Die casting 300 25 80
2.8.11 Model building 500 22 80
2.9 Hairdressers        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.9.1 Hairdressing 500 19 90
2.10 Jewellery manufacturing        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.10.1 Working with precious stones 1500 16 90
2.10.2 Manufacture of jewellery 1000 16 90
2.10.3 Watch making (manual) 1500 16 80
2.10.4 Watch making (automatic) 500 19 80
2.11 Laundries and dry cleaning        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.11.1 Goods in, marking and sorting 300 25 80
2.11.2 Washing and dry cleaning 300 25 80
2.11.3 Ironing, pressing 300 25 80
2.11.4 Inspection and repairs 750 19 80
2.12 Leather and leather goods        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
2.12.1 Work on vats, barrels, pits 200 25 40
2.12.2 Fleshing, skiving, rubbing, tumbling of 300 25 80
skins
2.12.3 Saddlery work, shoe manufacture: 500 22 80
stitching, sewing, polishing, shaping,
cutting, punching
2.12.4 Sorting 500 22 90
2.12.5 Leather dyeing (machine) 500 22 80
2.12.6 Quality control 1000 19 80
2.12.7 Colour inspection 1000 16 90
2.12.8 Shoe making 500 22 80
2.12.9 Glove making 500 22 80
2.13 Metal working and processing        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
2.13.1 Open die forging 200 25 60
2.13.2 Drop forging 300 25 60
2.13.3 Welding 300 25 60
2.13.4 Rough and average machining: tolerances ³ 0,1 mm 300 22 60
2.13.5 Precision machining; grinding: 500 19 60
tolerances < 0,1 mm
2.13.6 Scribing; inspection 750 19 60
2.13.7 Wire and pipe drawing shops; cold 300 25 60
forming
2.13.8 Plate machining: thickness ³ 5 mm 200 25 60
2.13.9 Sheet metalwork: thickness < 5 mm 300 22 60
2.13.10 Tool making; cutting equipment 750 19 60
manufacture
2.13.11 Assembly:
- rough 200 25 80
- medium 300 25 80
- fine 500 22 80
- precision 750 19 80
2.13.12 Galvanising 300 25 80
2.13.13 Surface preparation and painting 750 25 80
2.13.14 Tool, template and jig making, 1000 19 80
precision mechanics, micro-
mechanics
2.14 Paper and paper goods        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
2.14.1 Edge runners, pulp mills 200 25 80
2.14.2 Paper manufacture and processing, 300 25 80
paper and corrugating machines,
cardboard manufacture
2.14.3 Standard bookbinding work, e.g. 500 22 80
folding, sorting, gluing, cutting,
embossing, sewing
2.15 Power stations        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
2.15.1 Fuel supply plant 50 - 20
2.15.2 Boiler house 100 28 40
2.15.3 Machine halls 200 25 80
2.15.4 Side rooms, e.g. pump rooms, 200 25 60
condenser rooms etc.; switchboards
(inside buildings)
2.15.5 Control rooms 500 16 80
2.15.6 Outdoor switch gear 20 - 20
2.16 Printers        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
2.16.1 Cutting, gilding, embossing, block 500 19 80
engraving, work on stones and
platens, printing machines, matrix
making
2.16.2 Paper sorting and hand printing 500 19 80
2.16.3 Type setting, retouching, lithography 1000 19 80
2.16.4 Colour inspection in multicoloured printing 1500 16 90
2.16.5 Steel and copper engraving 2000 16 80
2.17 Rolling mills, iron and steel works  
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.17.1 Production plants without manual operation 50 - 20
2.17.2 Production plants with occasional manual operation 150 28 40
2.17.3 Production plants with continuous manual operation 200 25 80
2.17.4 Slab Store 50 - 20
2.17.5 Furnaces 200 25 20
2.17.6 Mill train; coiler; shear line 300 25 40
2.17.7 Control platforms; control panels 300 22 80
2.17.8 Test, measurement and inspection 500 22 80
2.17.9 Underfloor man-sized tunnels; belt sections; cellars etc. 50 - 20
2.18           Textile manufacture and processing
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.18.1 Work places and zones in baths, bale opening 200 25 60
2.18.2 Carding, washing, ironing, devilling machine work, drawing, combing, sizing, card cutting, pre-spinning, jute and hemp spinning 300 22 80
2.18.3 Spinning, plying, reeling, winding 500 22 80
2.18.4 Warping, weaving, braiding, knitting 500 22 80
2.18.5 Sewing, fine knitting, taking up stitches 750 22 80
2.18.6 Manual design, drawing patterns 750 22 90
2.18.7 Finishing, dyeing 500 22 80
2.18.8 Drying room 100 28 60
2.18.9 Automatic fabric printing 500 25 80
2.18.10 Burling, picking, trimming 1000 19 80
2.18.11 Colour inspection; fabric control 1000 16 90
2.18.12 Invisible mending 1500 19 90
2.18.13 Hat manufacturing 500 22 80
2.19 Vehicle construction  
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.19.1 Body work and assembly 500 22 80
2.19.2 Painting, spraying chamber, polishing chamber 750 22 80
2.19.3 Painting: touch-up, inspection 1000 19 90
2.19.4 Upholstery manufacture (manned) 1000 19 80
2.19.5 Final inspection 1000 19 80
2.20 Wood working and processing        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
2.20.1 Automatic processing e.g. drying, plywood manufacturing 50 28 40
2.20.2 Steam pits 150 28 40
2.20.3 Saw frame 300 25 60
2.20.4 Work at joiner's bench, gluing, assembly 300 25 80
2.20.5 Polishing, painting, fancy joinery 750 22 80
2.20.6 Work on wood working machines e.g. turning, fluting, dressing, rebating, grooving, cutting, sawing, sinking 500 19 80
2.20.7 Selection of veneer woods 750 22 90
2.20.8 Marquetry, inlay work 750 22 90
2.20.9 Quality control, inspection 1000 19 90
Table 5.3 — Offices
3 Offices  
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
3.1 Filing, copying, etc. 300 19 80
3.2 Writing, typing, reading, data processing 500 19 80
3.3 Technical drawing 750 16 80
3.4 CAD work stations 500 19 80
3.5 Conference and meeting rooms 500 19 80
3.6 Reception desk 300 22 80
3.7 Archives 200 25 80
Table 5.4 — Retail premises
4 Retail premises      
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
4.1 Sales area 300 22 80
4.2 Till area 500 19 80
4.3 Wrapper table 500 19 80
Table 5.5 — Places of public assembly
5.1 General areas      
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
5.1.1 Entrance halls 100 22 80
5.1.2 Cloakrooms 200 25 80
5.1.3 Lounges 200 22 80
5.1.4 Ticket offices 300 22 80
5.2 Restaurants and hotels      
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
5.2.1 Reception/cashier desk, porters desk 300 22 80
5.2.2 Kitchen 500 22 80
5.2.3 Restaurant, dining room, function room - - 80
5.2.4 Self-service restaurant 200 22 80
5.2.5 Buffet 300 22 80
5.2.6 Conference rooms 500 19 80
5.2.7 Corridors 100 25 80
5.3 Theatres, concert halls, cinemas      
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
5.3.1 Practice rooms, dressing rooms 300 22 80
Table 5.5 — Places of public assembly (continued)
5.4 Trade fairs, exhibition halls        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
5.4.1 General lighting 300 22 80
5.5 Museums        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
5.5.1 Exhibits, insensitive to light
5.5.2 Light sensitive exhibits
5.6 Libraries        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
5.6.1 Bookshelves 200 19 80
5.6.2 Reading area 500 19 80
5.6.3 Counters 500 19 80
5.7 Public car parks (indoor)        
Ref. no. Type of interior, task or activity Em UGRL Ra
lx - -
5.7.1 In/out ramps (during the day) 300 25 20
5.7.2 In/out ramps (at night) 75 25 20
5.7.3 Traffic lanes 75 25 20
5.7.4 Parking areas 75 - 20
5.7.5 Ticket office 300 19 80
Table 5.6 — Educational premises
6.1 Nursery school, play school      
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
6.1.1 Play room 300 19 80
6.1.2 Nursery 300 19 80
6.1.3 Handicraft room 300 19 80
6.2 Educational buildings      
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
6.2.1 Classrooms, tutorial rooms 300 19 80
6.2.2 Classroom for evening classes and adults education 500 19 80
6.2.3 Lecture hall 500 19 80
6.2.4 Black board 500 19 80
6.2.5 Demonstration table 500 19 80
6.2.6 Art rooms 500 19 80
6.2.7 Art rooms in art schools 750 19 90
6.2.8 Technical drawing rooms 750 16 80
6.2.9 Practical rooms and laboratories 500 19 80
6.2.10 Handicraft rooms 500 19 80
6.2.11 Teaching workshop 500 19 80
6.2.12 Music practice rooms 300 19 80
6.2.13 Computer practice rooms (menu driven) 300 19 80
6.2.14 Language laboratory 300 19 80
6.2.15 Preparation rooms and workshops 500 22 80
6.2.16 Entrance halls 200 22 80
6.2.17 Circulation areas, corridors 100 25 80
6.2.18 Stairs 150 25 80
6.2.19 Student common rooms and assembly halls 200 22 80
6.2.20 Teachers rooms 300 19 80
6.2.21 Library: bookshelves 200 19 80
6.2.22 Library: reading areas 500 19 80
6.2.23 Stock rooms for teaching materials 100 25 80
6.2.24 Sports halls, gymnasiums, swimming pools (general use) 300 22 80
6.2.25 School canteens 200 22 80
6.2.26 Kitchen 500 22 80
Table 5.7 — Health care premises
7.1 Rooms for general use        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.1.1 Waiting rooms 200 22 80
7.1.2 Corridors: during the day 200 22 80
7.1.3 Corridors: during the night 50 22 80
7.1.4 Day rooms 200 22 80
7.2 Staff rooms        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.2.1 Staff office 500 19 80
7.2.2 Staff rooms 300 19 80
7.3 Wards, maternity wards        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.3.1 General lighting 100 19 80
7.3.2 Reading lighting 300 19 80
7.3.3 Simple examinations 300 19 80
7.3.4 Examination and treatment 1000 19 90
7.3.5 Night lighting, observation lighting 5 - 80
7.3.6 Bathrooms and toilets for patients 200 22 80
7.4 Examination rooms (general)        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.4.1 General lighting 500 19 90
7.4.2 Examination and treatment 1000 19 90
7.5 Eye examination rooms        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.5.1 General lighting 300 19 80
7.5.2 Examination of the outer eye 1000 - 90
7.5.3 Reading and colour vision tests with vision charts 500 16 90
7.6 Ear examination rooms        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.6.1 General lighting 300 19 80
7.6.2 Ear examination 1000 - 90
7.7 Scanner rooms        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.7.1 General lighting 300 19 80
7.7.2 Scanners with image enhancers and television systems 50 19 80
7.8 Delivery rooms        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.8.1 General lighting 300 19 80
7.8.2 Examination and treatment 1000 19 80
7.9 Treatment rooms (general)        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.9.1 Dialysis 500 19 80
7.9.2 Dermatology 500 19 90
7.9.3 Endoscopy rooms 300 19 80
7.9.4 Plaster rooms 500 19 80
7.9.5 Medical baths 300 19 80
7.9.6 Massage and radiotherapy 300 19 80
Table 5.7 — Health care premises (continued)
7.10 Operating areas        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.10.1 Pre-op and recovery rooms 500 19 90
7.10.2 Operating theatre 1000 19 90
7.10.3 Operating cavity
7.11 Intensive care unit        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.11.1 General lighting 100 19 90
7.11.2 Simple examinations 300 19 90
7.11.3 Examination and treatment 1000 19 90
7.11.4 Night watch 20 19 90
7.12 Dentists        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.12.1 General lighting 500 19 90
7.12.2 At the patient 1000 - 90
7.12.3 Operating cavity 5000 - 90
7.12.4 White teeth matching 5000 - 90
7.13 Laboratories and pharmacies        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.13.1 General lighting 500 19 80
7.13.2 Colour inspection 1000 19 90
7.14 Decontamination rooms        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.14.1 Sterilisation rooms 300 22 80
7.14.2 Disinfection rooms 300 22 80
7.15 Autopsy rooms and mortuaries        
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
7.15.1 General lighting 500 19 90
7.15.2 Autopsy table and dissecting table 5000 - 90
Table 5.8 — Transportational areas
8.1 Airports  
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
8.1.1 Arrival and departure halls, baggage claim areas 200 22 80
8.1.2 Connecting areas, escalators, travolators 150 22 80
8.1.3 Information desks, check-in desks 500 19 80
8.1.4 Customs and passport control desks 500 19 80
8.1.5 Waiting areas 200 22 80
8.1.6 Luggage store rooms 200 25 80
8.1.7 Security check areas 300 19 80
8.1.8 Air traffic control tower 500 16 80
8.1.9 Testing and repair hangars 500 22 80
8.1.10 Engine test areas 500 22 80
8.1.11 Measuring areas in hangars 500 22 80
8.2 Railway installations      
Ref. no. Type of interior, task or activity Em
lx
UGRL
-
Ra
-
8.2.1 Covered platforms and passenger subways (underpasses) 50 28 40
8.2.2 Ticket hall and concourse 200 28 40
8.2.3 Ticket and luggage offices and counters 300 19 80
8.2.4 Waiting rooms 200 22 80