Acts Online
GT Shield

Occupational Health and Safety Act, 1993 (Act No. 85 of 1993)

Regulations

Environmental Regulations for Workplaces, 1987

Schedule - Minimum Average Values Of Maintained Illuminance (Measured On The Working Plain)

 

Location/Industry

Place or type of activity

Illuminance (Lux)

Abattoirs(See also Outdoor areas)

Cold store, casting & stunning pens

100

Bleeding area, slaughtering

150

Dressing, evisceration, washing, tripery and skin sorting

200

Inspection and grading

300

Boning, cleaning, grinding, packing, & cutting

200

Manufacture of by-products

100

Ablutions

Wash-rooms, toilets & changing rooms

100

Abrasive blasting

Sand or other

200

Aircraft manufacture

Stock park production

300

Drilling, sheet aluminium layout, template work, wing section, cowling, welding, sub-assembly, landing gear, fuselage, final assembly

200

Maintenance and repairs (hangers)

200

Assembly plants

Rough work, eg frame assembly, heavy machinery assembly

100

Medium work, eg machined parts, engine assembly, vehicle body assembly

200

Fine work, eg radio & telephone equipment, typewriter & office machinery assembly

500

Very fine work, eg small precision assembly

1000

Bakeries

Mixing & make-up rooms, oven rooms, wrapping rooms

100

Decorating and icing

200

General working areas

100

Banks

Counters (See also Offices)

300

General working areas

200

Blacksmith

General working area

75

Tempering

50

Boiler houses

Coal and ash handling

75

Boiler rooms

100

Bookbinding

Folding, pasting, punching, stacking

200

Cutting, assembly, embossing

300

Finishing, blocking, inlaying and inspection

500

Boot and shoe

Sorting and grading

500

Clicking & closing: Preparatory operations

500

Cutting table & presses, stitching

500

Bottom stock prep, lasting, bottoming, finish

500

Shoe rooks

500

Box, carton & paper bag making

Corrugated boards, cartons, containers & bag manufacture, coating & laminating

150

Associated printing

200

Brewing, distilling & softdrinks

General working area

100

Brewing, bottling & canning plants

300

Bottle inspection

300

Building & construction

Industrialised building plants

200

Concrete shops

150

General working areas

20

Walkways and access

5

Canning & preserving

Inspection of products

300

Preparation, kettle areas, mechanical cleaning, dicing, trimming

200

Canned and bottle goods: retorts

150

High speed labelling lines

200

Can and bottle inspection

300

Automatic processes

25

Carpet making

Winding, beaming

150

Designing, Jacquard card cutting, patter work, tufting, topping, cutting, hemming, fringing

200

Weaving, mending, inspection

300

Dyeing

400

Cement, asbestos, etc. gypsum, talc, etc, products & moulded goods

Fiberising, mixing, shredding, agitating, flat & corrugated sheets & moulding goods mnf

200

Pipe & pole manufacture: mixing, spinning, reinforcing, stripping

150

Cement manufacture

Control room, milling, conveying, drying, pumping, burners platform, coal plant milling feeding, bagging, bulk filling, loading

150

Vertical control panel face

200

(vertical illuminance)

Ceramics

See Pottery & clay products

 

Chemical works (See also Outdoor areas)

Hand furnaces, boiling tanks, stationary driers, stationary or gravity crystallizers, mechanical driers, evaporators, filtration plants, mechanical crystallizing, bleaching percolators, nitrators, electrolytic cells

100

Controls, guages, valves, etc

100

Control rooms: Vertical control panels

200

Control desks

200

General working areas

100

Clothing

Matching up

300

Sorting, cutting, sewing

300

Pressing, cloth treating

200

Inspections, hand tailoring

500

Cold stores

General working areas

100

Confectionery (chocolates & sweets)

Mixing, blending, boiling

100

Husking, winnowing, fat extraction, crushing, refining, feeding, bean cleaning, sorting, milling, cream making

150

Hand decorating, inspection, wrapping, packing.

200

Court rooms

Seating

100

Court

300

Dairies

General working areas

150

Bottle inspection

300

Bottle filling

300

Despatching

100

Die-sinking & engraving

General

200

Fine

500

Hand engraving

500

Dry cleaning

See Laundering and dry cleaning

 

Dye works

Reception, 'grey perching'

500

Wet processes

150

Dry processes

150

Dyers offices

500

Final perching (examination)

1500

Electrical goods manufacture

Impregnating processes, mica working

150

Coil and armature processes : general

200

fine (instrument coils)

400

Electricity generating stations (See also Outdoor areas)

Turbine halls (operating floor)

200

Blowers, auxiliary generators

100

Transformer chambers, etc

75

Cable tunnels

50

Battery and charging equipment rooms

100

Boiler front (operating floor)

150

Between boilers (operating floor), stairs, & operating platforms, & precipitator high voltage chamber

100

Pulverizers, feeders, ash plant, conveyors (tunnel, junction tower)

75

Boiler house and turbine house basements

100

Pump houses & rooms, water treatment plant

100

Overland conveyor housing walkways

50

Control rooks: vertical control panel face

200

rear of control panel

100

control desks

200

Computer room

500

Switch houses & rooms

150

Relay and telecommunication rooms

200

Nuclear reactors and steam raising plants

150

Reactor areas, boilers, galleries

150

Gas circulator bays

150

Reactor charge / discharge face

150

High voltage substations

100

Fire stations

Appliance rooms

100

External rooms

30

Forging

General

100

Foundries

Charging floor, tumbling, cleaning, shaking out, rough moulding and core making

100

Fine moulding and core making , inspection

200

Furniture factories

Raw materials store

50

Finished goods store

75

Wood machining and assembly

150

Rough sawing and cutting

150

Machining, sundry & assembly of components

250

Cabinet making:

 

veneer sorting & preparation

500

veneer pressing

250

components store

75

fitting & final inspection

400

Upholstery:

 

cloth selection

750

filling, covering

250

slipping

400

cutting, sewing

400

Mattress making:

 

assembly

250

tape edging

500

Tool rooms:

 

general

250

benches

400

Spray booths:

 

colour finishing

250

clear finishing

150

Garages

Parking areas (interior)

50

Washing, polishing, greasing

100

Servicing pits

100

Repairs

200

Work bench

250

Apron fuel pumps

100

Gasworks (See also Outdoor areas)

Retort houses, oil gas plants, purifiers, coke screening and coke handling plants

50

Governor, meter, compressor, booster, and exhauster houses

75

Gauge & tool rooms

General

500

General factory areas

Canteen / dining rooms

100

Cloak rooms

100

Entrances

100

Rest rooms

100

First aid rooms

100

Glass processing

Furnace rooms, bending, annealing ovens, mixing rooms, forming (blowing, drawing, pressing, rolling)

100

Cutting to size, grinding, polishing, toughen

150

Finishing (bevelling, decorating, etching, silvering)

200

Brilliant cutting

500

Inspections:

 

general

150

fine

500

Glove making (See also Clothing)

General working areas

 

300

Hat making (See also Clothing)

Stiffening, braiding, cleaning, refining

200

Forming, sizing, punching, flanging, finishing, ironing

100

General working areas

100

Hosiery & knitwear

Circular and flat knitting machines, universal winders, cutting out, folding and pressing

200

Lock stitch and overlocking machines

300

Mending:

 

light goods

800

dark goods

1000

Examining and hand finishing:

 

light goods

400

dark goods

800

Linking or running up

300

Hotels & restaurants

Entrance halls

100

Reception and accounts

200

Stairs, corridors

100

Laundries

150

Kitchens

150

General working areas

50

Inspection areas (engineering)

Rough work, eg counting, rough visual checks

100

Medium work, eg 'go-no go' gauges

200

Sub-assemblies

200

Fine work, eg radio & telecommunications eqpt, calibrated scales, precision mechanisms, instruments

500

Very fine work, eg gauging & inspection of small intricate parts

1000

Minute work

1500

Iron and steel

Slab yards, melting shops, ingot stripping, soaking pits, blast furnace working areas, pickling & cleaning lines, mechanical pump houses, slapping & large section rolling mill

75

Moulding preparation, light section, wire and cold strip mills, mill inspections and conditioning, sheet & plate finishing, tinning. galvanizing and roll shops

100

Plate inspection

200

Tinplate inspection & pulpits (control rooms)

200

General working areas

75

Jewellery & watchmaking

Fine processes

500

Minute processes

3000

Gem cutting, polishing & setting

1000

Laboratories & test rooms

General laboratories, balance rooms

200

Electrical & electronic instrument labs

300

Calibrated scales, precision mechanical instruments

300

Laundering & dry cleaning

Receiving, sorting, washing, drying, ironing, (calendering), despatch

150

Dry cleaning, bulk machine work

150

Hand ironing, pressing, inspection, mending

200

Spotting

250

Leather & tanning

Vats, cleaning, tanning, stretching, cutting, fleshing and stuffing

100

Finishing, staking, splitting

150

Pressing and glazing

300

Cutting, scarfing and sewing

500

Grading and matching

500

Libraries, museums & art galleries

Shelves

100

Binding

300

Cataloging, sorting

200

General working areas

100

Lifts

Car interior

100

Motor rooms

300

Machine shops & fitters benches

Rough bench & machinery work, rough checking and stock parts

100

Medium bench and machine work, ordinary automatic machines, rough grinding, medium buffing and polishing

200

Fine bench & machinery work, fine automatic machines, medium grinding, fine buffing & polishing

500

Extra-fine bench & machine work, fine grinding

800

Materials handling

Wrapping, packing, labelling, despatch

150

Sorting stock, classifying, loading

100

Milling (flour)

Cleaning, grinding, rolling, purifying, silks and packing

150

Wetting tables, product control

200

Motor vehicle manufacture

General sub-assemblies, chassis assembly, trim. shops, body sub-assembly, body assembly

200

Upholstery

400

Final inspection

300

Spray booths (See paint shops & spraying booths).

 

Offices

Entrance halls and reception areas

100

Conference rooms, general offices, typing & filing

300

Computer and business machine operators

500

Drawing offices

500

Outdoor areas

Abattoirs:

 

lairage

20

race

50

Ash handling, precipitator & fan area

20

Bulk loading / unloading areas where manual operations are performed

50

Bulk loading / unloading areas where operations are performed mechanically

10

Cool-water screens

20

Fuel pumps

100

Storage areas (excluding dumps)

5

Water clarification plant & storage tanks (operating areas)

50

Marshalling yards

10

Main entrances and exits

20

Transformer and reactor terrain

20

High voltage yard, distribution & substation

10

Gangways, catwalks, stairways, etc

20

Conveyor structure

10

Paint manufacture

Filling, blending, dispersion & reactor platform

150

Batch mixing

300

Colour matching

300

Paint shops and spraying booths

Rubbing, dipping, ordinary painting, spraying and finishing

200

Fine painting, spraying and finishing

300

Retouching and matching

500

Paper & paper board manufacture

Paper and board making:

 

Machine houses, calendering, pulp mills, preparation plants, cutting, finishing, trimming

150

Inspection and sorting (overhauling)

200

Paper converting processes:

 

general

150

associated printing

200

Passages & lobbies

All areas

75

(at floor level)

Pharmaceutical & fine chemical

Raw material storage

150

Control laboratories and testing

200

Pharmaceutical manufacture:

 

Grinding, granulating, mixing, drying, tabletting, sterilizing, washing, preparation of solutions, filling, labelling, capping, inspection

200

Fine chemical manufacture:

 

plant processing

150

fine chemical finishing

200

Photographic

Safety light: dark room

5

Plastics

Manufacture (See Chemical Works)

 

Processing:

 

calendering, extrusion

200

moulding - compression, injection, blowing

150

Sheet fabrication:

 

shaping

150

trimming, machining, polishing

200

cementing

150

Plating

Vats & baths, buffing, polishing, burnishing

200

Post offices

Counters

200

General working areas

100

Pottery and Clay products

Grinding, filter pressing, kiln room, moulding, pressing, cleaning, trimming, glazing, firing

200

Enamelling, colouring, decorating

300

Printing -

Type foundries:

 

Matrix making, dressing type, hand and machine casting

150

Font assembly, sorting

300

Printing plants:

 

Machine composition, imposing stones

150

presses

200

composition room

300

proof reading

300

Electrotyping:

 

Block-making, electroplating, washing, backing

150

Moulding, finishing, routing

200

Photo-engraving:

 

Block making, etching, masking

200

Finishing, routing

300

Colour printing: inspection areas

500

Refrigeration

Chilling and cold rooms, icemaking

100

Rubber processing

Stock & fabric preparation

150

Dipping, moulding, compounding, calendering

150

Tyre and tube making

200

Curing and inspection

300

Schools & educational institutions

Stairs, corridors

100

Class and lecture rooms

200

General working areas

100

Sheet metal

Benchwork, pressing, punching, shearing stamping, spinning, folding

150

Scribing

200

Sheet inspection

300

Shops, store rooms and warehouses

Stair, corridors

100

General working areas

100

Soap manufacture

All processes, eg kettle houses & ancillaries batch or continuous soap rooting, soap stamping

150

General areas

100

Vertical control panel face

200

Edible product processing & packing

150

Stairs, escalators & ramps

General

100

Storage battery manufacture

General

100

Structural steel fabrication

General

100

Marking off

200

Sugar

Manufacture: crushing, settling, evaporating, boiling, curing, drying, packing

100

Refining: centrifuging, metering, filtering, condensing

100

Planning, mixing, drying

200

Grading, colour inspection

500

Surgeries, hospitals & clinics

Stairs, corridors

100

General working areas

100

Tailoring

Hand tailoring

500

Telephone exchanges

Manual exchange rooms (on desk)

100

Main distribution frame rooms in automatic exchanges

200

Battery rooms

100

Textile (cotton or linen)

Bale breaking, blowing, carding

100

Roving, slubbing, spinning (ordinary counts), winding, hackling, spreading, cabling

100

Warping, slashing, dressing, dyeing, doubling(fancy), spinning (fine counts)

150

Heading (drawing in)

500

Weaving: patterned cloth

500

plain 'grey' cloth

500

Cloth inspection

500

Textile (jute)

Weaving, spinning flat, jacquard carpet looms,. top winding

150

Yarn calender

100

Textile (silk or synthetic)

Soaking, fugitive tinting, conditioning or setting of twist

150

Spinning

300

Winding, twisting, rewinding & combing, quilling, slashing

200

Warping

200

Healding (drawing in)

500

Weaving, finishing

500

Inspection

500

Textile (woollen)

Scouring, carbonising, teasing, preparing, raising, brushing, pressing, back-washing, gilling, crabbing and blowing

100

Blending, carding, combing (white), tentering drying, cropping

150

Spinning, roving, winding, warping, combing (coloured), twisting

300

Healding (drawing in)

500

Weaving:

 

fine worsteds

500

medium worsteds, fine woolens

300

Heavy woollens

200

Burling, mending

500

Perching:

 

'grey'

500

Finals

1500

Theatres, cinemas & halls

Stairs, corridors

100

Booking offices

200

Projection rooms

150

Tobacco

Primary manufacture: weighing, blending, conditioning, threshing, cutting

100

Cigarette making: manufacturing processes, filter plug-making

500

Inspection (catcher)

500

Cigarette or tobacco packing

500

Upholstering

Furniture and vehicles

200

Warehouses & bulk storage (See also Material handling)

Small materials, racks, packing & despatch

150

Issue counters

200

Loading bays, large materials

75

Inactive storage

20

Welding & soldering

Gas & arc welding, rough spot welding

150

Medium soldering, brazing & spot welding (eg. domestic hardware)

500

Fine soldering & spot welding, eg. instruments radio set assembly

500

Very fine soldering & spot welding eg electronic printed circuits

1500

Woodworking & sawmilling

Rough sawing & bench work, sizing, planing, rough sanding

150

Medium machine & bench work, gluing, veneering, cooperage

200

Fine bench & machine work, find sanding and finishing

200

 

[Schedule amended by regulation 4 of Notice No. R. 1754 dated 18 August 1989]