If made of metal shapes or bars, their section shall be equal in strength to that of one and one-half (112) by one and one-half (112) by three-sixteenths (316) inch angle iron. (35) Interlocked press barrier guard means a barrier attached to the press frame and interlocked so that the press stroke cannot be started normally unless the guard itself, or its hinged or movable sections, enclose the point of operation. Adjustable guard to be used for starting engine or for running adjustment may be provided at the flywheel of gas or oil engines. - Occupational Safety and Health Administration, Department of Labor, - Occupational Safety and Health Standards, 1910.214 Cooperage machinery. In all other industries, wood guards shall not be used. If its necessary to clean belts or drums while the equipment in is motion, insure proper barrier guards are in place and that no part of the equipment can be activated which could endanger the individual at work. Necessary maintenance or repair or both shall be performed and completed before the press is operated. 3. Side grinding wheel having a diameter, thickness and hole with one side straight or flat and the opposite side recessed. (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. An employer who assembles a PSDI safety system would be a manufacturer as well as employer for purposes of this standard and appendix. (2) Cold trimming presses. The use in the formula of twice the stopping time increase, Tm, allowed by the brake monitor for brake wear allows for greater increases in the downstroke stopping time than occur in normal stopping time at the top of the stroke. Compliance with 1910.217(h)(5)(iii) and (h)(9)(v). OSHA Regulations on Long Hair Around Machinery - Career Trend Rivet making with less than 1-inch diameter is usually a cold forging operation, and therefore not included in this subpart. (iii) A label shall be affixed to the press as part of each installation certification/validation and the most recent recertification/revalidation. Appendix C to Subpart T of Part 1910Alternative Conditions Under 1910.401(a)(3) for Recreational Diving Instructors and Diving Guides (Mandatory). Employees are required to cover and protect long hair to prevent it from getting caught in machine parts such as belts, chain and rotating parts. (2) Veneer clippers shall have automatic feed or shall be provided with a guard which will make it impossible to place a finger or fingers under the knife while feeding or removing the stock. (ii) Straight flanges of the adaptor or sleeve type (Table O-7 and Figures O-33 and O-34) shall be undercut so that there will be no bearing on the sides of the wheel within one-eighth inch of the arbor hole. This does not apply to constant pressure controls used only for setup purposes. (4) Clutch means the coupling mechanism used on a mechanical power press to couple the flywheel to the crankshaft, either directly or through a gear train. 2. The requirements of paragraph (f)(1) of this section shall also apply to hot trimming presses. How someone is dressed loose clothing, long hair, and jewelry when working on or around conveyors can present the risk of conveyor entanglement. OSHA Catwalk Requirements: Width, Load & Handrail Standards - Lapeyre Stair When removing material off conveyors, workers should remain alert and safeguard their hands; the moving material can create pinch points. (v) Adjustable guard to be used for starting engine or for running adjustment may be provided at the flywheel of gas or oil engines. The application, supporting documents, staff recommendation, statement of applicant's reasons, and any comments received, will be available for public inspection in the OSHA Docket Office. 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. (iv) For cutting-off wheels 16 inches diameter and smaller and where speed does not exceed 16,000 surface feet per minute, cast iron or malleable iron safety guards as specified in Figures O-36 and O-37, and in Table O-9 shall be used. (D) A check shall be made to assure that the barriers and/or supplemental presence sensing devices required by paragraph (h)(9)(ix) of this section are operating properly. 1 Flanges for wheels under 2 inches diameter may be unrelieved and shall be maintained flat and true. Solid material used for this purpose shall be of an equivalent strength and firmness. 1910.112-1910.113 [Reserved] 1910.119 Process safety management of highly hazardous chemicals. Overhead belt guards shall be at least one-quarter wider than belt which they protect, except that this clearance need not in any case exceed six (6) inches on each side. Instructions for use of the test rod shall be noted on a label affixed to the presence sensing device. OSHA may revoke its recognition of a validation organization if its program either has failed to continue to satisfy the requirements of this appendix or its letter of recognition, has not been performing the validation functions required by the PSDI standard and appendix A, or has misrepresented itself in its applications. (10) Material requirements and minimum dimensions. (3) For the Textile Industry, because of the presence of excessive deposits of lint, which constitute a serious fire hazard, the sides and face sections only of nip-point belt and pulley guards are required, provided the guard shall extend at least six (6) inches beyond the rim of the pulley on the in-running and off-running sides of the belt and at least two (2) inches away from the rim and face of the pulley in all other directions. Hangers shall be inspected to make certain that all supporting bolts and screws are tight and that supports of hanger boxes are adjusted properly. (2) Each circular resaw (other than self-feed saws with a roller or wheel at back of the saw) shall be provided with a spreader fastened securely behind the saw. (12) Safety guard means an enclosure designed to restrain the pieces of the grinding wheel and furnish all possible protection in the event that the wheel is broken in operation. Unless a 6-foot 6-inch headroom clearance is provided, employees shall not be permitted to pass under conveyors. (iv) An interlocked press barrier guard shall be attached to the press frame or bolster and shall be interlocked with the press clutch control so that the clutch cannot be activated unless the guard itself, or the hinged or movable sections of the guard are in position to conform to the requirements of Table O-10. The validation organization shall demonstrate that: a. Mandatory requirements for certification/validation of the PSDI safety system are provided in appendix A and appendix C to this standard. (g) Swing cutoff saws. Any press whose safety system has not been recertified and revalidated within the preceding 12 months shall be removed from service in the PSDI mode until the safety system is recertified and revalidated. a. (4) Where practicable, hand and footpower guillotine veneer cutters shall be provided with rods or plates or other satisfactory means, so arranged on the feeding side that the hands cannot reach the cutting edge of the knife while feeding or holding the stock in place. (53) Stripper means a mechanism or die part for removing the parts or material from the punch. 1 CFR 1.1 (iii) The band shall be of sufficient width and its position kept so adjusted that at no time will the wheel protrude beyond the edge of the band a distance greater than that indicated in Figure O-29 and in Table O-2 or the wall thickness (W), whichever is smaller. Where a disk is used, the keys or other dangerous projections not covered by disk shall be cut off or covered. 1910.269 Electric power generation, transmission, and distribution. (3) Installation/Certification/Validation and Annual Recertification/Revalidation. 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. Types of Tests Acceptable for Certification/Validation. (2) Lockouts. Enhanced content is provided to the user to provide additional context. When mounting wheels which have not been cemented together, or ones which do not utilize separating spacers, care must be exercised to use wheels specially manufactured for that purpose. (vi) The employer shall notify the OSHA-recognized third-party validation organization within five days of the occurrence of any point of operation injury while a press is used in the PSDI mode. These devices shall be long enough to enable a man to reach the full length of the die without placing his hand or arm between the dies. (6) Types 27 and 28 depressed center wheels mean wheels having diameter, thickness, and hole size dimensions. 1910.181 Derricks. Appendix C to Subpart L of Part 1910Fire Protection References For Further Information of this appendix, above, except that a reinspection is not required but may be performed by OSHA. Organization and Purpose The provisions of paragraph (h) of this section shall apply to boltheading. (iv) single strand V-belts, the width of which is thirteen thirty-seconds (1332) inch or less. The requirements of this paragraph are also applicable to sliding cutoff saws mounted above the table. 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. (i) The cone belt and pulley shall be equipped with a belt shifter so constructed as to adequately guard the nip point of the belt and pulley. The procedures shall be based on pertinent OSHA standards and test methods, or other publicly available standards and test methods generally recognized as appropriate in the field, such as national consensus standards or published standards of professional societies or trade associations. (PDF) Best Practices on Conveyor Safety - ResearchGate The safety requirements of this subparagraph apply to lead casts or other use of lead in the forge shop or die shop. (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. (ii) Unused keyways shall be filled up or covered. (See paragraph (d)(5) of this section.). 1910.35 Compliance with alternate exit-route codes. Momentary operation of the stop control shall immediately deactivate the clutch and apply the brake. [39 FR 23502, June 27, 1974, as amended at 39 FR 41846, Dec. 3, 1974; 53 FR 8353, Mar. An open space, not exceeding four (4) inches in width, may be left between the outside edge of the disk and the rim of the wheel if desired, to facilitate turning the wheel over. (1) Mills. Therefore, the wall dimension W takes precedence over the diameter of the recess as an essential intermediate dimension to describe this shape type. Such flanges shall be at least one-fourth the wheel diameter. Brakes which are the adjustable type shall be adjusted properly before the test. 5. Then rotate the wheel 45 and repeat the test. Wherever flywheels are above working areas, guards shall be installed having sufficient strength to hold the weight of the flywheel in the event of a shaft or wheel mounting failure. (iii) The employer shall provide die stops or other means to prevent losing control of the die while setting or removing dies in presses which are inclined. It shall be accessible and shall operate readily on contact. In addition, General Industry applications must adhere to OSHA regulations for Ladder Safety 1910.23 (if applicable) and Walking-Working Surfaces 1910.28. (c) Safeguarding the point of operation -. Before proposing to revoke recognition, the Agency will notify the recognized validation organization of the basis of the proposed revocation and will allow rebuttal or correction of the alleged deficiencies. (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. (x) Foot operated tripping controls, if used, shall be protected so as to prevent operation from falling or moving objects, or from unintended operation by accidental stepping onto the foot control. A sound and undamaged wheel will give a clear metallic tone. Brake design parameters important to PSDI are high torque, low moment of inertia, low air volume (if pneumatic) mechanisms, non-interleaving engagement springs, and structural integrity which is enhanced by over-design. 1910.123 Dipping and coating operations: Coverage and definitions.

Emirates First Class Vs Business Class, Articles O