c. The test(s) specifications and procedures shall be made available upon request to the validation organization. Nonmandatory supplementary information and guidelines relating to certification/validation of the PSDI safety system are provided to appendix B to this standard. (4) Bushing. The front and back of the band wheels shall be either enclosed by solid material or by wire mesh or perforated metal. It shall be made of material that is soft enough so that it will be unlikely to cause tooth breakage. A copy of the certification/validation report shall be submitted to OSHA within 30 days of its completion. single strand V-belts, the width of which is thirteen thirty-seconds (1332) inch or less. This is an automated process for This content is from the eCFR and may include recent changes applied to the CFR. (iv) Light curtains used for PSDI operation shall have minimum object sensitivity not to exceed one and one-fourth inches (31.75 mm). 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. In no case shall a warning device of leather or other material attached to the spindle be acceptable. (5) Unitized tooling. 1910.22 General requirements. (ii) Inclined and vertical shafts, particularly inclined idler shafts, shall be securely held in position against endwise thrust. The areas covered by this set of standards include: 1910.66 Powered platforms for building maintenance. (iv) The following are some of the machines which usually require point of operation guarding: (4) Barrels, containers, and drums. c. Its employees are secure from discharge resulting from pressures from manufacturers, suppliers, vendors, employers or employee representatives. 1910.332 Training. They move large amounts of materials quickly and safely. Overhead-rope and chain-drive guard construction shall conform to the rules for overhead-belt guard. 1910.1048 Formaldehyde. (B) The safety distance shall be checked for compliance with (h)(9)(v) of this section. There shall be no rough surfaces or sharp edges. 1910.179 Overhead and gantry cranes. 1910.1050 Methylenedianiline. (iii) Type 27A cutting-off wheels are designed to be mounted by means of flat, not relieved, flanges having matching bearing surfaces and which may be less than one-third but shall not be less than one-fourth the wheel diameter. Belt shifter and clutch handles shall be rounded and be located as far as possible from danger of accidental contact, but within easy reach of the operator. Vertical and inclined belts (paragraphs (e) (3) and (4) of this section) if not more than two and one-half (2 12) inches wide and running at a speed of less than one thousand (1,000) feet per minute, and if free from metal lacings or fastenings may be guarded with a nip-point belt and pulley guard. In lieu of such yielding sectional rolls, suitable section kickback finger devices shall be provided at the infeed end. Shaft couplings shall be so constructed as to present no hazard from bolts, nuts, setscrews, or revolving surfaces. Design Safety Standards for Electrical Systems, 1910.302 Electric utilization systems. (xv) Selection of bar operation shall be by means capable of being supervised by the employer. (f) Certain Type 1 and Type 27A cutting-off wheels. Types 27 and 28 wheels, because of their shape, require specially designed adaptors. 5. 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. (i) Guardrail shall be forty-two (42) inches in height, with midrail between top rail and floor. Demonstrations that such adjustments as may be needed (such as to the brake monitor setting) have been accomplished with proper changes made in the records and on such notices as are located on the press and safety system. (7) Circular saw gages shall be so constructed as to slide in grooves or tracks that are accurately machined, to insure exact alignment with the saw for all positions of the guide. 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. The PSDI safety system shall remain under certification/validation for the shorter of one year or until the system hardware is changed, modified or refurbished, or operating conditions are changed (including environmental, application or facility changes), or a failure of a critical component has occurred. (13) Cutting off wheels means wheels having diameter thickness and hole size dimensions and are subject to all limitations of mounting and use listed for type 1 wheels, the definition in subparagraph (1) of this paragraph and paragraph (d) of 1910.215. All metal should be free from burrs and sharp edges. This responsibility includes: (i) Establishing periodic and regular maintenance safety checks and keeping certification records of these inspections which include the date of inspection, the signature of the person who performed the inspection and the serial number, or other identifier, for the forging machine which was inspected. Brakes which are the adjustable type shall be adjusted properly before the test. Where loose pulleys or idlers are not practicable, belt perches in form of brackets, rollers, etc., shall be used to keep idle belts away from the shafts. (2) Each hand-fed circular ripsaw shall be furnished with a spreader to prevent material from squeezing the saw or being thrown back on the operator. The provisions of paragraph (h) of this section shall apply to rivet making. Shafting shall be kept in alignment, free from rust and excess oil or grease. Such a device shall not depend for its proper functioning upon any rope, cord, or spring. a. (1) The cutting heads of each wood shaper, hand-fed panel raiser, or other similar machine not automatically fed, shall be enclosed with a cage or adjustable guard so designed as to keep the operator's hand away from the cutting edge. Rivet making with less than 1-inch diameter is usually a cold forging operation, and therefore not included in this subpart. The validation organization and validating laboratory shall have adequate administrative and technical staffs to conduct the validation of the certification of PSDI safety systems. (ii) The following checks shall be made at the beginning of each shift and whenever a die change is made. 1910.242 Hand and portable powered tools and equipment, general. 4. The recognition of each validation organization will be valid for five years, unless terminated before or renewed after the expiration of the period. If such guard is constructed of sheet metal, the material used shall be not less than 116 inch in thickness, and if cast iron is used, it shall be not less than three-sixteenths inch in thickness. The manufacturer's recommended minimum lining depth shall be identified and documented, and an evaluation made that the minimum depth will not be exceeded before the next (annual) recertification/revalidation. a. It should be noted that the sensing device would be by-passed in the inch mode. (See Figures O-14 and O-15. (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. In addition, General Industry applications must adhere to OSHA regulations for Ladder Safety 1910.23 (if applicable) and Walking-Working Surfaces 1910.28. (3) Belt perches. 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. 4. 1910.420 Safe practices manual. 5. A PSDI safety system which has received installation certification/validation shall undergo recertification/revalidation the earlier of: a. (A) A check shall be performed using the test rod according to the presence sensing device manufacturer's instructions to determine that the presence sensing device used for PSDI is operational. All contact surfaces of wheels, blotters and flanges shall be flat and free of foreign matter. (7) Type 27A depressed center, cutting-off wheels mean wheels having diameter, thickness, and hole size dimensions. Since that time there have been several revisions, 1987, 1990, 1993, an Addenda in 1992, 2003, 2009, 2012, and 2015. (7) Power-driven guillotine veneer cutters, other than continuous trimmers, shall be provided, in addition to the brake or other stopping mechanism, with an emergency device which will prevent the machine from operating in the event of failure of the brake when the starting mechanism is in the nonstarting position. 1910.157 Portable fire extinguishers. 1. Openings for oiling. (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. (14) No saw, cutter head, or tool collar shall be placed or mounted on a machine arbor unless the tool has been accurately machined to size and shape to fit the arbor. (b) Where passage is regarded as necessary, there shall be a platform over the lower run guarded on either side by a railing completely filled in with wire mesh or other filler, or by a solid barrier. All power-transmission equipment shall be inspected at intervals not exceeding 60 days and be kept in good working condition at all times. c. The recognized validation organization shall continue to satisfy all the requirements of this appendix and the letter of recognition during the period of recognition. This clearance shall not exceed one-sixteenth inch. If the validation organization has been recognized for more than one year, meets the requirements for expansion of recognition, and there is no evidence that the recognized validation organization has not been following the requirements of this appendix and the letter of recognition, an expansion will normally be granted. (3) Each hand-fed circular ripsaw shall be provided with nonkickback fingers or dogs so located as to oppose the thrust or tendency of the saw to pick up the material or to throw it back toward the operator. a. c. Demonstration that review has been made of the reports covering the design certification/validation, the installation certification/validation, and all recertification/revalidations, in order to detect any degradation to an unsafe condition, and that necessary changes have been made to restore the safety system to previous certification/validation levels. (ii) Tap wheels about 45 each side of the vertical centerline and about 1 or 2 inches from the periphery as indicated by the spots in Figure O-25 and Figure O-26. (3) Each disk sanding machine shall have the exhaust hood, or other guard if no exhaust system is required, so arranged as to enclose the revolving disk, except for that portion of the disk above the table, if a table is used, which may be necessary for the application of the material to be finished. (ii) Type 27 and Type 28 wheels, because of their shape and usage, require specially designed adaptors. The exception in paragraph (b)(7)(xi) of this section for controls manufactured and installed before August 31, 1971, is not applicable under this paragraph (c)(5). (m) Standard guards - general requirements -. (4) Flywheels and bearings. Each time the systems hardware is significantly changed, modified, or refurbished; b. (g) Guarding friction drives. The eCFR is displayed with paragraphs split and indented to follow A validation organization may not terminate its installation certification and recertification validation functions earlier than either one year from the date of the written notice, or the date on which another recognized validation organization is able to perform the validation of installation certification and recertification. 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. They shall be of rigid construction and designed to be adjustable to compensate for wheel wear. Clutches, cutoff couplings, or clutch pulleys having projecting parts, where such clutches are located seven (7) feet or less above the floor or working platform, shall be enclosed by a stationary guard constructed in accordance with this section. Upsetters shall be provided with a means for locking out the power at its entry point to the machine and rendering its cycling controls inoperable. If, after review of the application, any additional information, and the inspection report, the applicant and any validating laboratory appear to have met the requirements for recognition, a written recommendation shall be submitted by the responsible OSHA personnel to the Assistant Secretary to approve the application with a supporting explanation. 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. All pressure vessels used in conjunction with power presses shall conform to the American Society of Mechanical Engineers Code for Pressure Vessels, 1968 Edition, which is incorporated by reference as specified in 1910.6. Where the drive extends over other machine or working areas, protection against falling shall be provided. Search & Navigation The clutch/brake control system shall be designed and constructed to prevent actuation of the clutch if all operating stations are bypassed. For that reason, the prohibitions against die-setting in the PSDI mode, and against production in the inch mode are cited to emphasize that inch operation is of reduced safety and is not compatible with PSDI or other production modes. This appendix prescribes mandatory requirements and procedures for OSHA recognition of third-party validation organizations to validate employer and manufacturer certifications that their equipment and practices meet the requirements of the PSDI standard. (See paragraph (d)(6) of this section.). The board enclosure shall be securely fastened to the hammer. Sec. All sprocket wheels and chains shall be enclosed unless they are more than seven (7) feet above the floor or platform. (11) Device means a press control or attachment that: (i) Restrains the operator from inadvertently reaching into the point of operation, or, (ii) Prevents normal press operation if the operator's hands are inadvertently within the point of operation, or, (iii) Automatically withdraws the operator's hands if the operator's hands are inadvertently within the point of operation as the dies close, or. This portion of the guard shall be self-adjusting to raise and lower with the guide. Where light curtain object sensitivity is user-adjustable, either discretely or continuously, design features shall limit the minimum object sensitivity adjustment not to exceed one and one-fourth inches (31.75 mm). A recognized validation organization may renew its recognition by filing a renewal request at the address in paragraph I.A.3. Hangers shall be inspected to make certain that all supporting bolts and screws are tight and that supports of hanger boxes are adjusted properly. If such a guard is constructed of sheet metal, the material used shall be not less than one-sixteenth inch in thickness; and if cast iron is used, it shall not be less than three-sixteenths inch in thickness. 1. All guards shall be rigidly braced every three (3) feet or fractional part of their height to some fixed part of machinery or building structure. 1910.119 Process safety management of highly hazardous chemicals. (4) Belt fasteners. If you have questions for the Agency that issued the current document please contact the agency directly. Sections 1910.217 and 1910.219 also issued under 5 U.S.C. (viii) Supplemental safeguarding shall be used to protect all areas of access to the point of operation which are unprotected by the PSDI presence sensing device. When dies are being changed, maintenance performed, or any work done on the machine, the power to the upsetter shall be locked out, and the flywheel shall be at rest. (i) A two-hand trip shall have the individual operator's hand controls protected against unintentional operation and have the individual operator's hand controls arranged by design and construction and/or separation to require the use of both hands to trip the press and use a control arrangement requiring concurrent operation of the individual operator's hand controls. 1910.265 Sawmills. 2. (xiii) The Control system shall incorporate interlocks for supplemental guards, if used, which will prevent stroke initiation or will stop a stroke in progress if any supplemental guard fails or is deactivated. The application for expansion will be acted upon and processed by OSHA in accordance with subsection I.B. 29 U.S.C. A recognized validation organization may apply to OSHA for an expansion of its current recognition to cover other categories of PSDI certification/validation in addition to those included in the current recognition. 7, 1996]. 2. The fourth regulation in OSHA standard 1910.178(g) requires a "conveyor, overhead hoist, or equivalent material handling equipment" to assist workers in moving forklift batteries. 1910.1006 Methyl chloromethyl ether. (6) Each operating treadle shall be protected against unexpected or accidental tripping. As an added precaution to the requirements in paragraph (h)(2)(iii), brake adjustment locking means should be secured. (ii) Air-lift hammers shall have an air shutoff valve as required in paragraph (d)(2) of this section. flat belts two (2) inches or less in width which are free from metal lacings or fasteners.

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