The manufacturer's certification shall be validated by an OSHA-recognized third-party validation organization to meet all applicable requirements of paragraphs (a) through (h) and appendix A of this section. 1910.169 Air receivers. Pulleys, any parts of which are seven (7) feet or less from the floor or working platform, shall be guarded in accordance with the standards specified in paragraphs (m) and (o) of this section. 1910.1016 N-Nitrosodimethylamine. All manually operated valves and switches shall be clearly identified and readily accessible. (5) Power-driven guillotine veneer cutters, except continuous feed trimmers, shall be equipped with: (i) Starting devices which require the simultaneous action of both hands to start the cutting motion and of at least one hand on a control during the complete stroke of the knife; or. You can 2. (ii) The motor start button shall be protected against accidental operation. Dimensions of such flanges shall never be less than indicated. (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. The approval of brake monitor adjustments, as required in paragraph (h)(5)(ii), is not considered a recertification, and does not necessarily involve an on-site inspection by a representative of the validation organization. (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. The guidelines apply to certification/validation activity from design evaluation through the completion of the installation test and the annual recertification/revalidation tests. 1910.425 Surface-supplied air diving. Certain exceptions are forging hammers made with frame mounted on the anvil; e.g., the smaller, single-frame hammers are usually made with the anvil and frame in one piece. Spacers shall be equal in diameter to the mounting flanges and have equal bearing surfaces. The ground shall be provided through use of a separate ground wire and polarized plug and receptacle. (a) Attachments shall be connected to and operated only by the press slide or upper die. All metal should be free from burrs and sharp edges. The total system design shall be certified by the manufacturer as complying with all requirements in 29 CFR 1910.217 (a) through (h) and this appendix A. (3) Block means a short block of wood, provided with a handle similar to that of a plane and a shoulder at the rear end, which is used for pushing short stock over revolving cutters. (12) Pressure vessels. (9) Repairs and maintenance. 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. 1910.4 Amendments to this part. (26) Feeding means the process of placing or removing material within or from the point of operation. Vertical and inclined belts shall be enclosed by a guard conforming to standards in paragraphs (m) and (o) of this section. (vi) Oil swabs, or scale removers, or other devices to remove scale shall be provided. (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. (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. (c) Safeguarding the point of operation -. Shaft couplings shall be so constructed as to present no hazard from bolts, nuts, setscrews, or revolving surfaces. In all other industries, wood guards shall not be used. (v) Two-hand controls for single stroke shall conform to the following requirements: (a) Each hand control shall be protected against unintended operation and arranged by design, construction, and/or separation so that the concurrent use of both hands is required to trip the press. 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. Each reaction time required to calculate the Safety Distance, including the brake monitor setting, shall be documented in separate reaction time tests. (61) Presence sensing device initiation means an operating mode of indirect manual initiation of a single stroke by a presence sensing device when it senses that work motions of the operator, related to feeding and/or removing parts, are completed and all parts of the operator's body or hand tools are safely clear of the point of operation. (2) Each radial saw used for ripping shall be provided with nonkickback fingers or dogs located on both sides of the saw so as to oppose the thrust or tendency of the saw to pick up the material or to throw it back toward the operator. (6) Maintenance runway means any permanent runway or platform used for oiling, maintenance, running adjustment, or repair work, but not for passageway. (i) Straight relieved flanges made according to Table O-6 and Figure O-32 shall be recessed at least one-sixteenth inch on the side next to the wheel for a distance as specified in Table O-6. Guards for horizontal overhead rope and chain drives. Integrated Tests Certification/Validation. tensile strength 50,000 p.s.i.) For hole sizes smaller than shown in this table, use table 12. The manufacturer shall design a test(s) to establish the hand tool extension diameters allowed for variations in minimum object sensitivity response. (ii) Maximum hole size for cutting-off wheels should not be larger than 14-wheel diameter. Pulleys serving as balance wheels (e.g., punch presses) on which the point of contact between belt and pulley is more than six feet six inches (6 ft. 6 in.) The upper rail shall be two by four (2 4) inches, or two one by four (1 4) strips, one at the top and one at the side of posts. Standards covering issues of occupational safety and health which have general application without regard to any specific industry are incorporated by reference in paragraphs (b) through (m) of this section and in subparagraphs (3) and (4) of this paragraph and made applicable under this section. (iii) Safety tripwire cable or wire center cord. A. Although this appendix as such is not mandatory, it references sections and requirements which are made mandatory by other parts of the PSDI standard and appendices. (6) Types 27 and 28 depressed center wheels mean wheels having diameter, thickness, and hole size dimensions. A separate pushbutton shall be employed to activate the clutch, and the clutch shall be activated only if the driver motor is deenergized. (ii) Inspection shall be made of belts, lacings, and fasteners and such equipment kept in good repair. 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. 1910.1003 13 Carcinogens (4-Nitrobiphenyl, etc.). Appendix D to Subpart L of Part 1910Availability of Publications Incorporated by Reference in Section 1910.156 Fire Brigades The results shall document the conditions under which the brake and/or clutch will and will not comply with the requirement. Belt perches. This subparagraph does not apply to manually operated sprockets. 1910.1050 Methylenedianiline. (i) Overhead horizontal belts, with lower parts seven (7) feet or less from the floor or platform, shall be guarded on sides and bottom in accordance with paragraph (o)(3) of this section. Openings for oiling. The validation organization representative shall witness at least one set of tests. (55) Trip or (tripping) means activation of the clutch to run the press. The board enclosure shall be securely fastened to the hammer. The Occupational Safety and Health Administration's (OSHA's) requirements for machine guarding are found in 29 Code of Federal Regulations (CFR) 1910 Subpart O, Machinery and Machine Guarding as detailed below; 1910.211 Definitions; 1910.212 General requirements for all machines; . 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. (7) Driving flange. (v) The employer shall provide brushes, swabs, lubricating rolls, and automatic or manual pressure guns so that operators and diesetters shall not be required to reach into the point of operation or other hazard areas to lubricate material, punches or dies. Tail rods or extension piston rods. (B) The length of the hand tool shall be such as to ensure that the operator's hand will be detected for any safety distance required by the press set-ups. Subpart O - Machinery and Machine Guarding. (ii) Where suspended counterweights are used and not guarded by location, they shall be so encased as to prevent accident. 1910.1012 Ethyleneimine. You are using an unsupported browser. (49) Single stroke means one complete stroke of the slide, usually initiated from a full open (or up) position, followed by closing (or down), and then a return to the full open position. (v) All clutch/brake control electrical circuits shall be protected against the possibility of an accidental ground in the control circuit causing false operation of the press. (1) General requirements. (C) The operation, function and performance of the PSDI mode. 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. (i) Thermostatic control of heating elements shall be provided to maintain proper melting temperature and prevent overheating. (vi) The adjustable barrier guard shall be securely attached to the press bed, bolster plate, or die shoe, and shall be adjusted and operated in conformity with Table O-10 and the requirements of this subparagraph. (1) Types of guarding. 1910.219 - Mechanical power-transmission apparatus. In 2015 it again made list, coming in at number ten. (ii) The operating levers on hand-tripped presses having more than one operating station shall be interlocked to prevent the tripping of the press except by the concurrent use of all levers. Three months prior to the operation of any alternative system, the employer must notify the OSHA Directorate of Safety Standards Programs of the name of the system to be installed, the manufacturer and the OSHA-recognized third-party validation organization immediately. 1910.34 Coverage and definitions. 2. A certification/validation report shall be prepared for each PSDI safety system for which the certification is validated. The visual check shall include a determination that the spring housing or rod does not show damage sufficient to degrade the structural integrity of the unit, and the spring does not show any tendency to interleave. (2) Lockouts. Acceptance and field inspection. Where guard is exposed to contact with moving equipment additional strength may be necessary. (2) Hydraulic forging presses. (1) A mechanical or electrical power control shall be provided on each machine to make it possible for the operator to cut off the power from each machine without leaving his position at the point of operation. (2) Modification. 1910.7 Definition and requirements for a nationally recognized testing laboratory. OSHA does not have a standard that sets a maximum limit on how much weight a person may lift or carry. Standard conditions shall be secured by the use of the following materials. 1. 1910.509Incorporation by reference. This requirement pertains only to those single-stroke, two-hand controls manufactured and installed on or after August 31, 1971. 1 The recommendations listed in the above table are guides for the conditions stated. Table O-2 - Exposure Versus Wheel Thickness, Table O-4 - Minimum Dimensions for Straight Unrelieved Flanges for Wheels with Threaded Inserts or Projecting Studs. OSHA intends that PSDI continue to be prohibited where present state-of-the-art technology will not allow it to be done safely. Sec. 1910.254 Arc welding and cutting. c. Its employees are secure from discharge resulting from pressures from manufacturers, suppliers, vendors, employers or employee representatives. Similarity analysis should not be accepted when the internal and external stresses on the item being certified/validated are not defined. Usually used for preforming, roll forging is often employed to reduce thickness and increase length of stock. c. The applicant shall provide information demonstrating that it and any validating laboratory utilized meet the program requirements set forth in section III of this appendix. tensile strength 20,000 p.s.i.) Conveyors are safe when used correctly, but they can be dangerous, and even deadly, if workers fail to follow safety procedures when working on or around them. Identification and description of test methods or procedures used. 1910.26 Dockboards. Occupational Safety and Health Administration, Outreach Training Program (10- and 30-hour Cards), OSHA Training Institute Education Centers, Severe Storm and Flood Recovery Assistance. If there are no valid requests for a hearing, based on the application, supporting documents, staff recommendation, evidence and public comment, the Assistant Secretary shall issue the final decision (including reasons) of the Department of Labor on whether the applicant has demonstrated by a preponderance of the evidence that it meets the requirements for recognition. (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. (40) Jog means an intermittent motion imparted to the slide by momentary operation of the drive motor, after the clutch is engaged with the flywheel at rest. When flywheel extends into pit or is within 12 inches of floor, a standard toeboard shall also be provided; When the upper rim of flywheel protrudes through a working floor, it shall be entirely enclosed or surrounded by a guardrail and toeboard. (6) Each operating treadle shall be protected against unexpected or accidental tripping. 1910.505Severability.
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