ANSI B20.1: Safety Code for Conveyors, Cableways, and ...

1 By Authority Of THE UNITED STATES OF AMERICA. Legally Binding Document By the Authority Vested By Part 5 of the United States code 552(a) and Part 1 of the code of Regulations 51 the attached document has been duly INCORPORATED BY REFERENCE and shall be considered legally binding upon all citizens and residents of the United States of America. HEED THIS NOTICE: Criminal penalties may apply for noncompliance. e Document Name: ANSI : Safety code for Conveyors, cableways , and Related Equipment. CFR Section(s): 29 CFR Date of Action: 39 FR 23502, June 27, 1974. Official Incorporator: THE EXECUTIVE DIRECTOR. OFFICE OF THE FEDERAL REGISTER. WASHINGTON, ----__~------~------------~:I. AMERICAN STANDARD. ,,----------------------- I. o Reproduced By GLOBAL. ENGINEERING DOCUMENTS. With 11,0 Pennission or ASME. J'. I. I. ;:; Under Ro~'a1t}' \ I. I. I. I..-/ I. o I. I. I. I.. I f.

2 F " , .. cableways . , \\ ..' , ',' :,CONVEY ORS , . I I , AND RELATED. o > .. " . :'." ",., , ,', -." " , '. EQUIPMENT. " I' I , , ".., ' .. r, '1,1. '.,' " 1;. ~ , , . " I '," I:' , I', " t' , . --- . UDC I. I. I. I. Spon JarJ I. I. Accident Prevention Department of the Associatlon o of Casualty and Surety Companies The American Society af Mechanical Engineers I. I. I. I. I . I. I. ,, o THE AMERICAN SOCIETY OF MECHANICAl. ENGINEERS. United Engineering Center. 345 E. 47th Street. Hew York, N. Y. 10017..', .~, ,; :1::" . I. , , .". """, : I', . ~ ~', .~ ','. ' :..'. ,,~. " , . ,. ". ~ .'.. "..": ' '. AMERICAN: ,NATIONAL, ST AHDARD '. " ' ,;':,' " . This standard is one,~ ;or~:'tha~ 4000 approved as either a USA. Standard or os ~n A'me~ica~:S't~ndard': It' became an 'American Nation~1 Standard' in Octob~'r~:1969~he'n the: Institute' ~hanged its o name to American Nationat' St~'nda'rd5.

3 In'stitute', Inc. o Copyright, 1958, by THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS. Printed in o Foreword S UBSEQUENT to the pUblication of the 1947 edition of American Stnndnrd Safety code Conveyors, cableways , and Related (or Equipment (ASA ) Sectionnl Committee 1320 which was developed u'nder th'c'procedure of the Ameri-cnn -Stnndnrds Associ a- cion, wnll' reor~nnizcd in FebruAry, 1950. Ie then became known as Sectionnl Committee (1320) on Safety code for Conveyors and Relnted Equipment. At chat time sponsorship for the progrnm was oHered to nnd accepted by the Accident Prevention Department of the Associltcion of CnsuR!Cr nnd Surety Companies nnd The AmericAn Society of Mcchnnicn Engineers. Subcommittee on Scope nnd Intent revised the scope of the newly orgnni zed proj ect to' nppl >' to des i~n, construction, in- stnllin~, mnintenltnce, inspection, and oper3tion of conveyors and conveying systems in relAtion to accident hazards.)

4 Conveyors covered by the code include such items as power conveyors, gravity conve}'ors, pneumatic tube cableways , skip hoists, vertical reciprocating conveyors nnd power unloading scoops, except in- dustrial power trucks, tiering machines, cranes, derricks, joints, power Ilnd hnnd shovels, bucket drug lines, moving stairways, dumbwaiters, mnnlifcs, and platform elevators designed to carry passengers or the elevator operator. Subcommittee on Nomenclature and Definitions, Subcom- mittee on Po'rtable Conveyors, and Subcommittee on Conveyors in General have been active in the preparation of a revision of the code , and a draft dated April, 1955, was distributed to industry for criticism and comment. It was later approved by sectional committee letter ballot vote, by the sponsors, and by the American Standards Association which designated it as an American Standard on December 4, 1957.

5 Any ~CITt of this standard may be quoted. Credit lines should read: ' Extracted from American Standard Safety code for Con- veyors, cableways , and Related Equipment (ASA ). with the permission of the publisher, The American Society of Mechanical Engineers, 29 Jr;. 39th St., New York 18, N. Y. Sectional Committee on Safety code for Conveyors, cableways , and Related Equipment, B20. J. C. Webb, Chairman , H. n. Alexander, H. n. Alexllnder &. Son, Inc., HarrIsburg, Pa., rep. Al80clated Gtn'l. Contrllctors of Americl, Inc. R. L. Auchmury, Mining Engr., EllVenson Auchmuty, Plttlbuf&n, Pa., rep. Coal Minln& Inlltitute of America G. II. nannermln, G35 Columbia Drive, Siri Mareo,'CalU." Member at tarAt! c) Berg, Profeulonal Engr ..t>6 Trllnsfer BuildIng, Fort Wayne, Ind., rep. Grilin and Feed Dealeu National Ailloc. M. S. Dowen, Dlr. of En8f8' Rellcalch, MathewlI Connyor Co., El wood Cley, PI.

6 , rep. conveyor Equipment Manufacturers Alloe. R. R. Brotherton, Bay Sute Milling Co., Winona, Minn., rep. Anoe. of Operlltive Millers H. R. Drown, Senior Engt., Bureau of Mines, U. S. Dept. of the Interior, Wunlnston, D. C" rep. National Fire Protection Alloc. R. H. Carrutheu, District Safcty En8f., Lumbermens Mutual Cuualty Co., Phllildelphlll, PIl., rep. National Auoc. of MutUAl Cuualty Co. P. II. Chriltensen, VIce Pres., Dunn Harrington Co., Minneapolis, Minn., rep. Terminal Elevator Grain Merchants Assoc. Harry Dnerall, 30 Church Street, New York, N. Y., Member at luge J. A. Dickinson, Chief, Codes and Specifications Section, National (J of Standards, U. S. Dept. of Commerce, Washington, D. C., rep. National Bureau of Standards W. G. Engler, Gen. Standards Dept., Gifford-Wood Co., Hudson, , Member at large. S. C. Ewing, Engfg. Section, Industry Control Qep~., Gen.)

7 ~lectric Co., Roanoke, Va., rep. National Electrical Mfg. Assoc. P. D. Germond, Chief Engr., Revolutor Co., North Bergen, New Jersey, Member at large. ,' , W. D. Goad, The Oliver Corp., Industrial Division, Chicago,' Ill., Member at large , J . A. HaUer, Dit. of Safety , Dept. of Labor and Industry, Baltimore, o Md., rep. International Assoc. of Governmental Labor Officials S. B. Hansen, Industrial Engrg. & Construction Dept. Internatio'nal Harvester Co., Chicago, 111., rep. American Foundrymen's Society E. J. Heimer, Vice Pres., Barrett-Cravens Co., NorthbrOok, Ill., '. Member at large ' '. C. H. Hubbell, Chief Engr., Sauerman Bros., Bellwood, Ill., Member at large '. W. G. Hudson, Cons. Engr., 5541 Everett Ave., Chicago, m., rep. The American Society of Engineers. H. e. Keller, Engtg. Mgt., Lamson Corporation, Syracuse, N. Y., Member at large J. N. LiD'a, Kahn & Jacobs, New York, N.

8 Y., rep. American Institute of Architect . R. W. Malllck, Doz 159A, Route 00 I, Murrysville, Penna. Member It ~e J. J. McNultl, Pru., ,. J. McNulta & Associates, Inc., New York, N. V. at lalgC! H. C. McQueen, Stlndauds Dept., Chevrolet Central OHice Div., Gen'l Motorl Corp., Detroit, Mich., Member at large L. O. Millard, Mgr., Dulk Handlin!, American Materials Handling Saclety, lric., Toledo, Ohio, rep.' Amer'ic:iin Materials' HlLndling SoclC'ty, Inc. Y. E. Monc&omery, Safe(y DIrector, Kenneth D. S. Robertson, Ltd., MODtreal, Que. Canida, rep. American Society of Safety Engrs. P. T. OaderdoDk, Intpectloa En8r., Con. Edison Co., of New York, Inc., New York, N. Y., rep. Edison Electric Institute C. G. PIcHler, 360 FIsher ROlld, J enklncown, PIl., rep. The American Soc:Iety of MechAnical En8lneera II. C. Plummer, Dlr., Engr!. & Technology, Structural Clay Prod. Inlcltutc:, Wuhlngton, D.)

9 C., rep., Structural Clay Prod. Institute'. W. F. Schacdlaer, 8521lludson Doulevard, North Dergen, N. rep. Grllin Eleutor & Processing Superintendents C. S. Schroeder, Dir. of , The Yale & Towne MEg. Co., Valley For,ge, Pa., Member at large A. J. Shay, Zurich Insurance Co., Chicago, Ill., rep. Accident Prevention Dept. of the Assoc. of Casualty & Surety Co. F. J. Shepard, Jr., Treasurer, Lewis-Shepard Products, In~'t Watertown, Mass., Member at largc B. A. Smich, Vice President & Secretary, The C. O. Bartlett 8 Snow Co., Cleveland, Ohio, Member at large R. C. Sollenberger, Executive Vice pores., conveyor Equipment Mfg. Assoc., Washington, D. C., 'Member at large L. P. Sowlel, Consulting Engr., 8725 S. W. White P inc Lane, Port- I and, Oregon, Member at large ,'. J. T. Sullivan, International Assoc. oE Machinists, New Yorle, N. Y., rep. International Assoc. of Machinists Paul Suloff, Goodyear Tire &.

10 Rubber Co., Akron,"Ohio, rep. Rubber Manufacturers Assoc.. W. E. Tracy, Managcr,.Sales Development Section,' Sturtevant Div., Westinghouse Electric Corp., Boston, Mass., rep. Air Moving and Conditioning Assoc., Inc. J. C. Webb, Jr., Pres. and Gen'I Manager, Jervis B. Webb Co., Detroit, Mich., rep. The American Society of Mechanical Engr. T. F. Whalen, Asst. Mgr., Royal-Globe Insurance Group, New York, '. N. Y., rep. Accident Prevention Department of the Assoc. of Casualty & Swety Co. ,I. \. American Standard Safety code for Co,nveyo rs, Ca bleways, and Rei ated Equipment C) INTRODUCTION. Generl1l The use of conveyors in industrial nnd commercial businesses has reduced the accident hazards resulting from the manual handling of material s. A more general a~reement among both manufacturers nnd users of conveying equipment as to saIe practice in the design, install ation and operation of such equip.