(iv) Records of the installation certification and validation and the most recent recertification and revalidation shall be maintained for each safety system equipped press by the employer as long as the press is in use. 1910.424 SCUBA diving. The driving point of all friction drives when exposed to contact shall be guarded, all arm or spoke friction drives and all web friction drives with holes in the web shall be entirely enclosed, and all projecting belts on friction drives where exposed to contact shall be guarded. An upper and a lower die make a complete set. (b) The performance of combined subsystems meets OSHA's operational requirements. The guard shall be constructed of heavy material, preferably metal, and the bottom of the guard shall come down to within three-eighths inch of the plane formed by the bottom or working surfaces of the feed rolls. If the frame of the belt shifter does not adequately guard the nip point of the belt and pulley, the nip point shall be further protected by means of a vertical guard placed in front of the pulley and extending at least to the top of the largest step of the cone. In the second stage, the OSHA-recognized third-party validation organization validates that the PSDI safety system meets the requirements of 29 CFR 1910.217 (a) through (h) and this appendix A and the manufacturer's certification by reviewing the manufacturer's design and test data and performing any additional reviews required by this standard or which it believes appropriate. The official, published CFR, is updated annually and available below under (i) Guards for horizontal overhead belts shall run the entire length of the belt and follow the line of the pulley to the ceiling or be carried to the nearest wall, thus enclosing the belt effectively. Appendix B to Subpart L of Part 1910National Consensus Standards (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. (iii) 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. (1) General requirements. See paragraph (b) of 1910.215. (i) The operator training required by paragraph (f)(2) of this section shall be provided to the employee before the employee initially operates the press and as needed to maintain competence, but not less than annually thereafter. The renewal request will be processed in accordance with subsection I.B. It shall include instruction relative to the following items for presses used in the PSDI mode. (C) The air pressure supply for clutch/brake valves on machines used in the PSDI mode shall be regulated to pressures less than or equal to the air pressure used when making the stop time measurements required by paragraph (h)(2)(ii) of this section. 1910.262 Textiles. will bring you directly to the content. The maximum angular exposure of the grinding wheel periphery and sides for safety guards used on cutting-off machines and on surface grinding machines which employ the wheel periphery shall not exceed 150. Conveyors are a wonderful invention and conveyor safety is important. ), (4) Cylindrical grinders. (iv) The employer shall provide and enforce the use of safety blocks for use whenever dies are being adjusted or repaired in the press. (b) If center to center distance between pulleys is ten (10) feet or more. (4) This section covers the principal features with which power transmission safeguards shall comply. 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. 1910.138 Hand protection. Unless a 6-foot 6-inch headroom clearance is provided, employees shall not be permitted to pass under conveyors. This book includes the complete Part 1910 - General Industry, Part 1903 - Inspections, Citations and Proposed Penalties, 1904 - Recording and Reporting Occupational Injuries and Illnesses regulations, and Part 1928 - Occupational . The requirements for OSHA recognition of a third-party validation organization for the PSDI standard are that the program has fulfilled the requirements of section II of this appendix for qualifications and of section III of this appendix for program requirements, and the program has identified appropriate test and analysis methods to meet the requirements of the PSDI standard and appendix A. The guard shall be constructed of heavy material, preferably metal, and the edge of the guard shall come to within three-eighths inch of the plane formed by the inside face of the feed roll in contact with the stock being cut. 1910.1450 Occupational exposure to hazardous chemicals in laboratories. This hood or shield shall be so designed as to guard against danger from flying splinters or broken saw teeth. (ii) At least annually thereafter, the safety system on a mechanical power press used in the PSDI mode shall be recertified by the employer and revalidated by an OSHA-recognized third-party validation organization to meet all applicable requirements of paragraphs (a) through (h) and appendix A of this section. Since that time there have been several revisions, 1987, 1990, 1993, an Addenda in 1992, 2003, 2009, 2012, and 2015. 4. The minimum guarding line is the distance between the infeed side of the guard and the danger line which is one-half inch from the danger line. (viii) A scale guard of substantial construction shall be provided at the back of every hammer, so arranged as to stop flying scale. (36) Adjustable barrier guard means a barrier requiring adjustment for each job or die setup. 1 CFR 1.1 (iii) Modified Types 6 and 11 wheels (terrazzo) with tapered K dimension. 1910.1014 2-Acetylaminofluorene. (iv) There are three general types of flanges: (a) Straight relieved flanges (see Figure O-32); (b) Straight unrelieved flanges (see Figure O-30); (c) Adaptor flanges (see Figures O-33 and O-34); (v) Regardless of flange type used, the wheel shall always be guarded. (1) Safety trip control. (13) Gate or movable barrier device means a movable barrier arranged to enclose the point of operation before the press stroke can be started. 1910.1029 Coke oven emissions. 2. (ix) The control design shall preclude any movement of the slide caused by operation of power on, power off, or selector switches, or from checks for proper operations as required by paragraph (h)(6)(xiv) of this section. (xi) The control of air-clutch machines shall be designed to prevent a significant increase in the normal stopping time due to a failure within the operating value mechanism, and to inhibit further operation if such failure does occur. Production shall not be done in the inch mode.
eCFR :: 29 CFR Part 1910 -- Occupational Safety and Health Standards The upper hood shall be constructed in such a manner and of such material that it will protect the operator from flying splinters, broken saw teeth, etc., and will deflect sawdust away from the operator. (12) Upsetters (or forging machines, or headers) type of forging equipment, related to the mechanical press, in which the main forming energy is applied horizontally to the workpiece which is gripped and held by prior action of the dies. (n) Planing, molding, sticking, and matching machines. (4) Hand feeding tools. The recognition of each validation organization will be valid for five years, unless terminated before or renewed after the expiration of the period. (See Figures O-10 and O-11 and subparagraph (9) of this paragraph. (ii) Mounts which are affixed to the wheel by the manufacturer may not require an inside nut and shall not be reused. B. A report shall be made of each field inspection. Pulleys intended to operate at rim speed in excess of manufacturers normal recommendations shall be specially designed and carefully balanced for the speed at which they are to operate. b. (A) Presence sensing devices used as supplemental safeguarding shall not initiate a press stroke, and shall conform to the requirements of paragraph (c)(3)(iii) and other applicable provisions of this section, except that the safety distance shall comply with paragraph (h)(9)(v) of this section. (3) Finish and balance. A copy of the certification/validation report shall be maintained on file at the validation organization and/or validating laboratory, and shall be available to the public upon request. (25) Face of slide means the bottom surface of the slide to which the punch or upper die is generally attached. All manually operated valves and switches shall be clearly identified and readily accessible. Higher voltages that may be necessary for operation of machine or control mechanisms shall be isolated from any control mechanism handled by the operator, but motor starters with integral Start-Stop buttons may utilize line voltage control. OSHA regulates conveyors specifically in its construction rule at 29 CFR 1926.555, and the general use of such equipment is regulated under general industry and contruction rules for lockout/tagout, machine guarding, signs, signals, and barricades, and under the General Duty Clause. The materials and dimensions specified in this paragraph shall apply to all guards, except horizontal overhead belts, rope, cable, or chain guards more than seven (7) feet above floor, or platform. fOSHA Conveyor Standards developer resources. 1910.21 Scope and definitions. Stopping distances shall be expressed in inches of surface travel of the roll from the instant the emergency stopping device is actuated. 1910.16 Longshoring and marine terminals. A validation organization may be considered independent even if it has ties with manufacturers, employers or employee representatives if these ties are with at least two of these three groups; it has a board of directors (or equivalent leadership responsible for the certification/validation activities) which includes representatives of the three groups; and it has a binding commitment of funding for a period of three years or more. (See Figures O-14 and O-15. Machines designed for a fixed location shall be securely anchored to prevent walking or moving. (h) Keys, setscrews, and other projections. ), (5) Surface grinders and cutting-off machines. Openings for oiling. Reactivation of the clutch shall require restoration of normal air supply and use of the tripping mechanism(s). However, in determining eligibility for a foreign-based third-party validation organization, OSHA shall take into consideration whether there is reciprocity of treatment by the foreign government after consultation with relevant U.S. government agencies. Fast and consistent stopping times are important to safety for the PSDI mode of operation. (ii) Spring counterbalances when used shall have the capability to hold the slide and its attachments at midstroke, without brake applied. The machine guarding standard, 29 Code of Federal Regulations (CFR 1910.212), always seems to make OSHA's Top 10 Most Frequently Cited list. (ii) All guards for inclined belts shall be arranged in such a manner that a minimum clearance of seven (7) feet is maintained between belt and floor at any point outside of guard. (1) All projecting keys, setscrews, and other projections in revolving parts shall be removed or made flush or guarded by metal cover. tensile strength 60,000 p.s.i.) (17) Two hand control device means a two hand trip that further requires concurrent pressure from both hands of the operator during a substantial part of the die-closing portion of the stroke of the press. Certification/validation by similarity analysis reports should identify, in addition to the above, application of the part, component or subsystem for which certification/validation is being sought as well as data from previous usage establishing adequacy of the item. (f) It shall offer maximum visibility of the point of operation consistent with the other requirements. 7, 1996]. (3) An adjustable stop shall be provided to prevent the forward travel of the blade beyond the position necessary to complete the cut in repetitive operations. If the validation organization and the validating laboratory are the same organization, the administrative and technical responsibilities may be combined in a single position, with minimum requirements as described in E.1. The press manufacturer's recommendations shall be followed. (1) Inspection and maintenance records. 1910.160 Fixed extinguishing systems, general. Dimensions of such flanges shall never be less than indicated. (4) Each hand-fed jointer with horizontal cutting head shall have a guard which will cover the section of the head back of the gage or fence. 1910.1008 bis-Chloromethyl ether. 14, 1988; 54 FR 24333, June 7, 1989; 61 FR 9240, Mar. Steam hammers shall be provided with a quick closing emergency valve in the admission pipeline at a convenient location. The manufacturer shall design a set of integrated tests to demonstrate compliance with the following requirements: Sections 1910.217(h)(6) (ii); (iii); (iv); (v); (vi); (vii); (viii); (ix); (xi); (xii); (xiii); (xiv); (xv); and (xvii). a. Any detected broken or unserviceable springs shall be replaced before the test is conducted. Type 27 and Type 28 wheels shall be used only with a safety guard located between wheel and operator during use. 1910.38 Emergency action plans. They shall be made of steel or other material with adequate strength and shall enclose the wheel sides upward from the back for one-third of the wheel thickness. ), (9) Exposure adjustment.
Emergency Stop Pull-Cords - Machinery Safety 101 (3) Auxiliary equipment. 1910.1007 3,-Dichlorobenzidine (and its salts). OSHA does not have a standard that sets a maximum limit on how much weight a person may lift or carry. Any person or organization considering itself capable of conducting a PSDI-related third-party validation function may apply for OSHA recognition. (iii) Toeboards shall be four (4) inches or more in height, of wood, metal, or of metal grill not exceeding one (1) inch mesh. 1910.141 Sanitation. of this appendix, above, not less than 180 calendar days, nor more than one year, before the expiration date of its current recognition. 1910.156 Fire brigades. (1) Each machine shall be so constructed as to be free from sensible vibration when the largest size tool is mounted and run idle at full speed. Mounts which are affixed to the wheel by the manufacturer shall not be reused. 1910.12 Construction work. (1) Guards. (c) Safeguarding the point of operation -. 4. Compliance with 1910.217(h)(7). (30) Foot control means the foot operated control mechanism designed to be used with a clutch or clutch/brake control system. 1910.9 Compliance duties owed to each employee. (2) Modification. The unused run of the sanding belt shall be guarded against accidental contact. 1. (2) At the rear ends of frames over which feed conveyors run, sprockets and chains shall be guarded at the sides by plates projecting beyond the periphery of sprockets and the ends of lugs.
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