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768 . GUTH AND E. A. LINSDAY Soap manufacturing Kettle houses, cutting, soap chip and powder. Stamping, wrapping and pack ing, filling and packing soap powder Stairways, reception rooms, wash rooms, and other service areas Stone crushing and screening Belt conveyor tubes, main line shafting spaces, chute rooms inside of bins Primary breaker room, auxil iary breakers under bins Screens Storage battery manufacturing Molding of grids Storage rooms Inactive Active Rough bulky Medium Fine Structural steel fabrication Sugar refining Grading Color inspection Switchboards (see control rooms) Testing Rough Fine Extra fine instruments, scales, etc. Textile mills (cotton): Opening, mixjng, picking Carding and'drawing Stubbing, roving, spinning and spooling Beaming and slashing on comb Grey goods Denims Inspection Grey goods (hand turning) ___ .Denims,,Crapidly_mo.ving).___ Automatic tying-in Drawing-in By hand Weaving Textile mills (silk and rayon) Manufacturing Soaking-.-fugitive-tinting. and conditioning or setting of twist Winding, twisting, rewind ing, and coning, quilling, slashing Light thread TABLE 2 (continued) 30 50 20 10 10 20 50 10 20 30 50 30 50 150 30 50 200 30 30 50 50 150 70 . 300.". 150 300" 70 30 50 Dark thread Warping (silk or cotton sys tem) on creel, on running ends, on reel, on beam, on warp at beaming Drawing-in On heddles On reed Weaving On heddles and reeds On warp back of harness On woven cloth Textile mills (woolen and worsted) Opening Grading Blending Picking Carding (add an internal unit) Combing Recombing filling Drawing (white) Drawing (colored) Spinning (frame) (white) Spinning (frame) (colored) Spinning (mule) (white) Spinning (mule) (colored) Twisting (white)_ Winding (white) Winding (colored) Warping (white) Warping (white) (at reed) Warping (colored) Warping (colored) (at reed) Weaving (white) Weaving (colored) Grey goods room Burling Sewing Folding Wet finishing Fulling __Scauring----- --------------- Crabbing Drying. Dyeing Dry finishing Napping Shearing Conditioning Pressing Inspecting (perching) Folding Tobacco products Drying, stripping, general 100; if .-tel 70j)i| 150 J !50,|; '/ soil! Sffig 70 u /M 301S1 150,W 30 L) 3QJ 70? 70il 70.'. 70 if 50 100 i-. 100 ` -5 50 .I*? 100*1, 50,.^ ; 50V*f iixfeJ 150MSS 70,'' * V44 ISOMS' ;30Q| fiO-,ubfraif5*.1" "111 <7 W 150 , - 'h.jffM 70OwtS IVW w-jIKHs . r63K qWf ft 'm LIGHTING FOB SEEING 769 TABLE 2 (continued) (Grading and sorting [oileta and wash' rooms Ephoistering--automobile, coach ^furniture Warehouse APiiirooma Meting llrjeheral illumination (Supplementary illumination 150 . 20 70 20 20 50 2000 Woodworking Rough, sawing and;bencEwork. 50 Sizing, . planing, rough sanding, medium machine and bench work, glueing, ' veneering, cooperage ' ' 100 Fine bench and machine work, ~ fiie sanding and finishing ' ' 200 ||:The footcanclle recoinmendationg may change as a result of a number of studies now under way cM.desirable U) consult'specific fttudylreports at the.time of design. Jffll . . .......................... gSjast conditions. This involves the use.of Bburce's of large area' ahd're'latively low brightness in which pjrource brightoesa iB the.principal factorratherthan the footcandles produced ath.'given point. KThese seeing tyks generMy involve & discrimination of Me detail'for long periods of time Tender of hne_raJ.UghtidginmOa]pd phis speciyizeS''sSpplemen{my ,Ugfitihg'is)fiMysa^/Th'e'design and Jtallation of theriornbinati00; system must not. only provides sufficient amount-Of light, but also l^groper dhoctiofl'.'pf iign|;..diffusi6n,i'*'and, eye'priiteotiOnriAs fax' as.po'MiblediVshould.eliminate and reficctcd glare aiwellas objectionable shadows. : :- ' ' ' ' " Fpr all power plants. . j|t areas over the past .40 years. Present-day recommendations for various Ustrial operations are given in Table 2. Quality lighting has resulted in many , 46 Up-One of'th&e-iia^hessafet^y^^^ji^fe^immdustiysfl^gs'cbrftltffipn between ||dent prevention.; and better lighting us 'well' establishedasBeople) felosely con- J||ed with lighting for. industry 7know that , under .good.-lighting conditions the ISjker can; see.-faster;and:.does not tire as., easily. asiundeLpoor^Lighting, conditions. hUsurvey byj-an:'industrial firm|0'.in'thfeii;.,'i.rection sliop it^as found that acci- jlts were lcut[32;per. cent when.Jlighting was increased frdml5atoi2pi;footcandles ^^ures ^plpaint (Figure ; this painting served to increase il umination_to_.about;25,iootcandles .and 3ased,seeing5k!bilityvonrverticaT:surfaces!as'well!!as,'creating*a:mofei;6omfortable jPpSp-iS- to- better-slighting condi- is found (in') asmachine tool cdmpanysL .(.Fi'gures-i7:- arid 18). 'installation of ..... . .... ..... ........ . lighting .................... _ __ ____ K?&snir!8ichiHe^^ _____ _____ ___ ... ..from 3 'to deduce M 7^ industrial lighting solutions, Bulletin LS-163, Lamp Division, General .-Electric Co;, IJuiary, 1955. Allis-Chalmers Manufacturing Co., Erection Shop, Milwaukee, Wis. '"1 Morris Machine Tool Co.. Second Floor Machinery Area, Cincinnati, Ohio. ( get- ! |