Nor would it be necessary to repeat these tests in the case of modifications where determined by the manufacturer and validated by the third-party validation organization to be equivalent by similarity analysis. ), (7) Automatic snagging machines. (1) Guarding. The Assistant Secretary, or a special designee for this purpose, will make a preliminary decision whether the applicant has met the requirements for recognition based on the completed application file and the written staff recommendation, as well as the statement of reasons by the applicant if there is a recommendation of disapproval. 1910.111 Storage and handling of anhydrous ammonia. (4) Reconstruction and modification. Design certification/validation for a new safety system, i.e., a new design or new integration of specifically identified components and subsystems, would entail a single certification/validation which would be applicable to all identical safety systems. They shall be continuous, the ends being either riveted, bolted, or welded together in such a manner as to leave the inside free from projections. C. Analyses may be used for certification/validation when existing data are available or when test is not feasible. This distance shall apply to the actual working level, whether it be at the general floor level, in a pit, or on a platform. (ii) If the belt is of the endless type or laced with rawhide laces, and a belt shifter is not desired, the belt will be considered guarded if the nip point of the belt and pulley is protected by a nip point guard located in front of the cone extending at least to the top of the largest step of the cone, and formed to show the contour of the cone in order to give the nip point of the belt and pulley the maximum protection. (20) Die set means a tool holder held in alignment by guide posts and bushings and consisting of a lower shoe, an upper shoe or punch holder, and guide posts and bushings. (See Figures O-16 and O-17. This valve shall be closed and locked in the off position while the hammer is being adjusted, repaired, or serviced, or when the dies are being changed. Surface Feet per minute .262 24 1,000 = 6,288 s.f.p.m. (i) Every point of operation guard shall meet the following design, construction, application, and adjustment requirements: (a) It shall prevent entry of hands or fingers into the point of operation by reaching through, over, under or around the guard; (b) It shall conform to the maximum permissible openings of Table O-10; (c) It shall, in itself, create no pinch point between the guard and moving machine parts; (d) It shall utilize fasteners not readily removable by operator, so as to minimize the possibility of misuse or removal of essential parts; (e) It shall facilitate its inspection, and. [39 FR 23502, June 27, 1974, as amended at 49 FR 5323, Feb. 10, 1984; 61 FR 9240, Mar. Overhead rope drive and block and roller-chain-drive guards shall be not less than six (6) inches wider than the drive on each side. 6.a. However, the guarding of these gears is highly recommended. The application shall be filed with: PSDI Certification/Validation Program, Office of Variance Determination, Occupational Safety and Health Administration, U.S. Department of Labor, Room N3653, 200 Constitution Avenue, NW., Washington, DC 20210. Unless a 6-foot 6-inch headroom clearance is provided, employees shall not be permitted to pass under conveyors. 1910.1011 4-Aminodiphenyl. The route followed by the oiler is protected in such manner as to prevent accident. (i) Projecting shaft ends shall present a smooth edge and end and shall not project more than one-half the diameter of the shaft unless guarded by nonrotating caps or safety sleeves. 5. (2) Belt shippers and shipper poles. (xvi) The control system shall permit only a single stroke per initiation command. If the cone is located less than 3 feet from the floor or working platform, the cone pulley and belt shall be guarded to a height of 3 feet regardless of whether the belt is endless or laced with rawhide. Vertical and inclined shafting seven (7) feet or less from floor or working platform, excepting maintenance runways, shall be enclosed with a stationary casing in accordance with requirements of paragraphs (m) and (o) of this section. (iii) Following a die change, the safety distance, the proper application of supplemental safeguarding, and the slide counterbalance adjustment (if the press is equipped with a counterbalance) shall be checked and maintained by authorized persons whose qualifications include knowledge of the safety distance, supplemental safeguarding requirements, and the manufacturer's specifications for counterbalance adjustment. 1910.151 Medical services and first aid. After hearing. or existing codification. "Employers want to make sure their equipment is safe to operate," says McCullough. 1. If you work for a Federal agency, use this drafting ), (8) Top grinding. 1910.1201 Retention of DOT markings, placards and labels. All Conveyors - Safety Section Refer to OSHA 1910.132 (Personal Prot. Tr = Longest response time, in seconds, of all interposing control elements between the presence sensing device and the clutch/brake operating mechanism(s). of this appendix, the following procedures will be used: (1) The Assistant Secretary will issue a notice of hearing before an administrative law judge of the Department of Labor pursuant to the rules specified in 29 CFR part 1905, subpart C. (2) After the hearing, pursuant to subpart C, the administrative law judge shall issue a decision (including reasons) based on the application, the supporting documentation, the staff recommendation, the public comments and the evidence submitted during the hearing (the record), stating whether it has been demonstrated, based on a preponderance of evidence, that the applicant meets the requirements for recognition. The time increase allowed shall be limited to no more than 10 percent of the longest press stopping time measured at the top of the stroke, or 10 milliseconds, whichever is longer. Mechanical and electrical equipment and auxiliaries shall be installed in accordance with this section and subpart S of this part. We're always open to new suggestions on safety training topics you'd like to see! 1910.108 [Reserved] (7) Nip-point belt and pulley guard means a device which encloses the pulley and is provided with rounded or rolled edge slots through which the belt passes. If you have questions or comments regarding a published document please Exceptions are set forth in the remaining subdivisions of this subparagraph. (62) Safety system means the integrated total system, including the pertinent elements of the press, the controls, the safeguarding and any required supplemental safeguarding, and their interfaces with the operator, and the environment, designed, constructed and arranged to operate together as a unit, such that a single failure or single operating error will not cause injury to personnel due to point of operation hazards. (1) Cup wheels. Overhead chain and link belt drives are governed by the same rules as overhead horizontal belts and shall be guarded in the same manner as belts. All drip cups and pans shall be securely fastened. The midrail may be one by four (1 x 4) inches or more. 3. 1910.213 Woodworking machinery requirements. [Reserved], https://www.ecfr.gov/current/title-29/subtitle-B/chapter-XVII/part-1910/subpart-O. Title 29 was last amended 2/24/2023. Gears. If cracked, there will be a dead sound and not a clear ring.. The third-party validation organization shall validate the employer's certifications that the PSDI safety system is design certified and validated, that the installation meets the installation and environmental requirements specified by the manufacturer, and that the installation meets the requirements of 29 CFR 1910.217 (a) through (h) and this appendix A. (2) The report shall include the following information: (i) Employer's name, address and location of the workplace (establishment). Such tools shall not be in lieu of other guarding required by this section, but can only be used to supplement protection provided. When the periphery of the blades of a fan is less than seven (7) feet above the floor or working level, the blades shall be guarded. The analysis reports should identify: (1) The basis for the analysis; (2) the hardware or software items analyzed; (3) conclusions; (4) safety factors; and (5) limit of the analysis. Couplings. The bottom of the guard should come down to within three-eighths inch of a plane formed by the bottom or contact face of the feed roll where it touches the stock. 12-71 (36 FR 8754), 8-76 (41 FR 25059), 9-83 (48 FR 35736), 1-90 (55 FR 9033), 5-2002 (67 FR 65008), or 1-2012 (77 FR 3912), as applicable; 20 CFR part 1911. Similarity analysis should not be accepted when the internal and external stresses on the item being certified/validated are not defined. 1910.1013 beta-Propiolactone. Overhead-rope and chain-drive guard construction shall conform to the rules for overhead-belt guard. (iii) Paragraph (e)(1)(ii) of this section does not apply to presses that comply with paragraphs (b)(13) and (14) of this section. (3) Bearings shall be kept free from lost motion and shall be well lubricated. The manufacturer shall design a test(s) to establish the hand tool extension diameters allowed for variations in minimum object sensitivity response. Open frame hammers generally are so constructed that the anvil assembly is separate from the operating mechanism and machine supports; it rests on its own independent foundation. (i) Spring counterbalance systems when used shall incorporate means to retain system parts in event of breakage. (31) Foot pedal means the foot operated lever designed to operate the mechanical linkage that trips a full revolution clutch. Appendix A to Subpart I of Part 1910References for Further Information (Non-mandatory) to 16,5 S.F.P.M.1. Both types are reinforced, organic bonded wheels having offset hubs which permit side and peripheral grinding operations without interference with the mounting. The outside periphery of the enclosure shall be solid. b. In engine rooms a guardrail, preferably with toeboard, may be used instead of the guard required by paragraph (k)(1) of this section, provided such a room is occupied only by engine room attendants. (34) Fixed barrier guard means a die space barrier attached to the press frame. If, after review of all documentation, tests, analyses, manufacturer's certifications, and any additional tests which the third-party validation organization believes are necessary, the third-party validation organization determines that the PSDI safety system is in full compliance with the applicable requirements of 29 CFR 1910.217(a) through (h) and this appendix A, it shall validate the manufacturer's certification that it so meets the stated requirements. c. Its employees are secure from discharge resulting from pressures from manufacturers, suppliers, vendors, employers or employee representatives. This requirement shall not apply to natural sandstone wheels or metal, wooden, cloth, or paper discs, having a layer of abrasive on the surface. When refacing or truing, care shall be exercised to make sure that proper relief and rigidity is maintained as specified in paragraphs (c) (2) and (5) of this section and they shall be replaced when they do not conform to these subparagraphs and Table O-4, Figure O-30, Table O-5, Figure O-31, Table O-6, Figure O-32, and Table O-8, Figure O-35. You are using an unsupported browser. (12) Pressure vessels. Saws to which gum has adhered on the sides shall be immediately cleaned. For hole sizes smaller than shown in this table, use table 12. (8) Die handling. (c) The device shall be constructed so that a failure within the system does not prevent the normal stopping action from being applied to the press when required, but does prevent the initiation of a successive stroke until the failure is corrected. (This may be through reference to published sources which describe the test methods or procedures used.). Type 27 and Type 28 wheels shall be used only with a safety guard located between wheel and operator during use. (3) Surface condition. tensile strength 20,000 p.s.i.) Specifications Met: ANSI Z359.14, OSHA 1910.66, OSHA 1926.502 ; 3M Protecta Fall Protection AD120BC Rebel Self-Retracting Lifeline With Swivel Hook, 310 lb Load . The employer shall: (i) Use dies and operating methods designed to control or eliminate hazards to operating personnel, and. Therefore, the wall dimension W takes precedence over the diameter of the recess as an essential intermediate dimension to describe this shape type. (c) If belt is eight (8) inches or more in width. Hangers shall be inspected to make certain that all supporting bolts and screws are tight and that supports of hanger boxes are adjusted properly. (viii) Number of operators required for the operation and the number of operators provided with controls and safeguards. (i) Limitations: Special supporting, back adapter and inside flange nuts are required for the proper mounting of these types of wheels subject to limitations of 1910.215(c)(4) (i) and (ii). This type, however, differs from Type 5 in that the grinding is performed on the wall of the abrasive created by the difference between the diameter of the recess and the outside diameter of the wheel. 1910.16 Longshoring and marine terminals. (iv) Overhead chain and link belt drives are governed by the same rules as overhead horizontal belts and shall be guarded in the same manner as belts. Spacers shall be equal in diameter to the mounting flanges and have equal bearing surfaces. 4. fOSHA Conveyor Standards The guarding device shall be in conformity with any appropriate standards therefor, or, in the absence of applicable specific standards, shall be so designed and constructed as to prevent the operator from having any part of his body in the danger zone during the operating cycle. The table throat opening shall be not more than 212 inches when tables are set or aligned with each other for zero cut. Tight and loose pulleys on all new installations made on or after August 31, 1971, shall be equipped with a permanent belt shifter provided with mechanical means to prevent belt from creeping from loose to tight pulley. It is the intent of paragraph (h)(7) that control components be provided with inherent design protection against operating stresses and environmental factors affecting safety and reliability. The maximum angular exposure of the grinding wheel periphery and sides for safety guards used on grinders known as automatic snagging machines shall not exceed 180 and the top half of the wheel shall be enclosed at all times. 1910.308 Special systems. If workers need to cross over a conveyor, OSHA has specific requirements for both Construction and Marine applications of Conveyor Crossovers. 1910.110 Storage and handling of liquefied petroleum gases. (1) Boltheading. 1910.1053 Respirable crystalline silica. Tail rods or extension piston rods shall be guarded in accordance with paragraphs (m) and (o) of this section, or by a guardrail on sides and end, with a clearance of not less than fifteen (15) nor more than twenty (20) inches when rod is fully extended. Control elements shall be checked for correct status after power on and before the initial PSDI stroke. (ii) The inside diameter of the band shall not be more than 1 inch larger than the outside diameter of the wheel, and shall be mounted as nearly concentric with the wheel as practicable. (5) Sharpening or tensioning of saw blades or cutters shall be done only by persons of demonstrated skill in this kind of work. 1910.268 Telecommunications. (5) Ripping and ploughing shall be against the direction in which the saw turns. The written notice shall indicate the termination date. (i) It shall be the responsibility of the employer to provide and insure the usage of point of operation guards or properly applied and adjusted point of operation devices on every operation performed on a mechanical power press. (1) Each hand-fed planer and jointer with horizontal head shall be equipped with a cylindrical cutting head, the knife projection of which shall not exceed one-eighth inch beyond the cylindrical body of the head. (o) Profile and swing-head lathes and wood heel turning machine. Similarly, only presses with a configuration such that a person's body cannot completely enter the bed area are approved for PSDI.