Lux (Illumination) level at workplace

What is the lux level

In short Lux level is a measurement of light (illumination) lumens/m²

As per (Bureau of Indian standard) BIS:6665 Lightning standard at the workplace:

General factory areas:

	Average LUX Level	Limiting Glare Index
Canteens	150	–
Cloakrooms	100	–
Entrances, corridors, stairs	100	–

Factory outdoor

	Average LUX Level	Limiting Glare Index
Stockyards, main entrances, exit roads, car parking	20	–

Aircraft factory

	Average LUX Level	Limiting Glare Index
Stock parts production	450	25
Drilling, riventing, screw fastening	300	25
Maintanance and repair (hangers)	300	25

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Assmbly shops

	Average LUX Level	Limiting Glare Index
Rough work like frame assembly..	150	28
Medium work like machine parts, engine assembly..	300	25
Fine work like radio and telephone assembly..	700	22
Very fine work like assembly of very small instruments	1500*	19

Boiler houses

	Average LUX Level	Limiting Glare Index
Boiler front and operating areas	100	–
Others area	20 to 25	–
Catwalks	20	–
Platforms	50	–

Others lighting me be required for instruments panels

Shoes factories

	Average LUX Level	Limiting Glare Index
Sorting and grading	1000*	19
Clicking and closing, preparatory operations	700	22
Bottom stock preparation, lasting and bottoming	700	22
Cutting table and presses, stitching	1000	22
Shoe rooms	700	22

Brewers and Distillers

	Average LUX Level	Limiting Glare Index
General working areas	150	25
Brewhouse, bottling and canning plants	200	25
Bottle inspection	Special lighting	–

Carpet Factory

	Average LUX Level	Limiting Glare Index
Winding, beaming	200	25
Designing, jacquard card cutting, setting pattern, tufting, topping, cutting, hemming, fringipg	450	22
Weaving, mending, inspection	450	22

Clothing Factories

	Average LUX Level	Limiting Glare Index
Cutting, sewing	300-700	22-20
Inspection	450-100	19
Hand Tailoring	450-1500	19

Electricity Ganarating Station

	Average LUX Level	Limiting Glare Index
Turbine halls	200	25
Auxiliiry equipment; battery rooms, blowers, auxiliary generators, switchgear and transformer chambers	100	–
Boiler houses (including operating floors) platforms, coal conveyors, pulverizers, feeders, precipitators, soot and slag blowers	70-100	–
Boiler house and turbine house	100	–
Basements	70	–
Conveyor houses, conveyor genets, junction towers	70-100	–
Control rooms	200-300	19
Nuclear reactors and steam raising plants	150-200	25

Electricty Generating Stations : Outdoor Lacations

	Average LUX Level	Limiting Glare Index
Coal unloading areas	20	–
Coal storage areas	20	–
Conveyors	50	–
Fuel oil delivery headers	50	–
Oil storage tanks	50	–
Catwalks	50	–
Platforms, boiler and turbine decks	50	–
Transformers and outdoor switchgear	100	–

Engineering

	Avarage LUX Level	Limiting Glare Index
Hand	1000	19
Machine	–	–

Foam Building

	Average LUX Level	Limiting Glare Index
Boiler houses	50	–
Milk room	150	25
Washing and sterilizing rooms	150	25
Stables	50	–
Milking parlours	150	25

Flour Mills

	Average LUX Level	Limiting Glare Index
Roller, purifier, silks and packing tloors	150	25
Wetting tables	300	25

Foundries

	Average LUX Level	Limiting Glare Index
Charging floors; tumbling cleaning, pouring, shaking out, rough moulding and rough core making	150	28
Fine mouldiig and core making, inspection	300	25

Garages

	Average LUX Level	Limiting Glare Index
Parking areas (interior)	70	28
Washing and polishing, greasing, general servicing, pits	150	28
Repairs	300	25

Gas Work

	Average LUX Level	Limiting Glare Index
Retort houses, oil gas plants, Water gas plants, coke handling plant	30 to 50	28
Governor, meter, booster	100	25

Open type plants

	Average LUX Level	Limiting Glare Index
Catwalks	20	–
Platforms	50	–

Gauge and Tool Rooms

700

19

Glass Works and Processes

	Average LUX Level	Limiting Glare Index
Furnace rooms, bending, annealing	100	28
Mixing rooms, forming (blowing, drawing, pressing, rolling)	150	28
Cutting to size, grinding, polishing, toughening	200	25
Finishing (beveling, decorating, etching, silvering)	300	22
Brilliant cutting	700	19
Inspection (General and fine)	200 and 700	19

Inspection shops (Engineering)

	Average LUX Level	Limiting Glare Index
Rough work, for example, counting, rough	150	28
Medium work, for example, ‘Go’ and ‘No-go’ gauges, sub-assemble	300	25
Fine work, for example, radio and telecommunication equipment, calibrated scales, precision mechanisms, instruments	700	22
Very fine work, for example, gauging and inspection- of small intricate parts	1500	19
Minute work, for example, very small instruments	3000	10

Iron and steelworks

	Average LUX Level	Limiting Glare Index
Mars-balling and outdoor stockyards	10-20	–
Stain, gangways, basements, quarries, loading docks	100	–
Slab yards, melting shops! ingot stripping soaking pis, blast f+ace working areas, picking and cleaning lines, mechanical plants, pump houses	100	28
Mould preparation; rolling and wire mills, mill motor rooms, power and blower houses	150	28
Slab inspection and conditioning, cold strip mills, sheet and plate fin&King, tinning, galvanizing, machine and roll shops	200	28
Plate inspection	300	–
Tinplate inspection	Special lighting

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Motor Vehicle Plants

	Average LUX Level	Limiting Glare Index
General sub-assemblies, chassis assembly, car assembly	300	25
Final inspection	450	25
Trim shops, body sub-assembly, body assembly	300	25
Spray booths	450	–

Rubber Processing

	Average LUX Level	Limiting Glare Index
Fabric preparation creels	200	25
Dipping, molding, compounding calendars	150	25
Tyre and tube making	200	25

Sheet Metal Works

	Average LUX Level	Limiting Glare Index
Benchwork, scribing, pressing, punching, shearing, stamping, spinning, folding	200	25
Sheet inspection	Special lighting	–

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Warehouses and Bulk Stores

	Average LUX Level	Limiting Glare Index
Large material, loading bays	100	28
Small material, racks	150	25
Packing and dispatch	150	25

Welding and Soldering

	Average LUX Level	Limiting Glare Index
Gas and arc welding, rough spot welding	150	28
Medium soldering, brazing, and spot welding, for example, domestic hardware	300	25
Fine soldering and spot welding, for example, instruments, radio set assembly	700	22
Very fine soldering and spot welding, for example, radio valves	150	19

Woodworking Shops

	Average LUX Level	Limiting Glare Index
Rough sawing, and bench work	150	22
Sizing, planning, rough sanding, medium machine and bench work, gluing, veneering, cooperage	200	22
Fine bench and machine work, fine sanding and finishing	300	22