osha conveyor safety 1910osha conveyor safety 1910
(3) For combination or universal woodworking machines each point of operation of any tool shall be guarded as required for such a tool in a separate machine. Integrated Tests Certification/Validation. Where guard is exposed to contact with moving equipment additional strength may be necessary. For compliance with these requirements, the average value of the stopping time, Ts, shall be the arithmetic mean of at least 25 stops for each stop angle initiation measured with the brake and/or clutch unused, 50 percent worn, and 90 percent worn. (3) Finish and balance. 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. Machinery shall be oiled when not in motion, wherever possible. If no exceptions are filed, this is the final decision of the Department of Labor. The angular exposure of the grinding wheel periphery and sides for safety guards used on machines known as bench and floor stands should not exceed 90 or one-fourth of the periphery. 1910.423 Post-dive procedures. http://www.osha.gov/pls/oshaweb/mechanical.html. 1910.216 Mills and calenders in the rubber and plastics industries. b. (1) Each swing cutoff saw shall be provided with a hood that will completely enclose the upper half of the saw, the arbor end, and the point of operation at all positions of the saw. This subparagraph does not apply to manually operated sprockets. 4. (1) Type 1 straight wheels means wheels having diameter, thickness, and hole size dimensions, and they should be used only on the periphery. (vii) Controls for more than one operating station shall be designed to be activated and deactivated in complete sets of two operator's hand controls per operating station by means capable of being supervised by the employer. Cup wheels (Types 6 and 11) shall be protected by: (i) Safety guards as specified in paragraphs (b) (1) through (10) of this section; (ii) Band type guards as specified in paragraph (b)(11) of this section; and. 1 For wheels under 114 inches thick F dimension shall not exceed 40 percent of wheel thickness. "Published Edition". The validation organization shall demonstrate that: a. (4) Belt fasteners. No one should ever climb over or crawl under a conveyor and NEVER ride on or otherwise use a conveyor for transportation. Wheels should be tapped gently with a light nonmetallic implement, such as the handle of a screwdriver for light wheels, or a wooden mallet for heavier 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. (b) The performance of combined subsystems meets OSHA's operational requirements. (See paragraph (d)(6) of this section.). In overhead silent chain-drive guards where the chain is held from lateral displacement on the sprockets, the side clearances required on drives of twenty (20) inch centers or under shall be not less than one-fourth inch from the nearest moving chain part, and on drives of over twenty (20) inch centers a minimum of one-half inch from the nearest moving chain part. (a) Attachments shall be connected to and operated only by the press slide or upper die. a. 1910.309-1910.330 [Reserved], 1910.331 Scope. Following a deactivation of PSDI by the timer, the system shall make it necessary to reset the set-up/reset means in order to reactivate the PSDI mode. (5) Full revolution clutch means a type of clutch that, when tripped, cannot be disengaged until the crankshaft has completed a full revolution and the press slide a full stroke. By a band guard covering the face of gear and having flanges extended inward beyond the root of the teeth on the exposed side or sides. The label shall indicate the press serial number, the minimum safety distance (Ds) required by paragraph (h)(9)(v) of this section, the fulfillment of design certification/validation, the employer's signed certification, the identification of the OSHA-recognized third-party validation organization, its signed validation, and the date the certification/validation and recertification/revalidation are issued. (3) Feed rolls of band resaws shall be protected with a suitable guard to prevent the hands of the operator from coming in contact with the in-running rolls at any point. (8) Hinged saw tables shall be so constructed that the table can be firmly secured in any position and in true alignment with the saw. 1910.141 Sanitation. 1910.1016 N-Nitrosodimethylamine. The objective of the certification/validation program is to demonstrate and document that the system satisfies specification and operational requirements for safe operations. [57 FR 42389, Sept. 14, 1992; 58 FR 4549, Jan. 14, 1993; 58 FR 35308, June 30, 1993; 59 FR 4437, Jan. 31, 1994; 59 FR 36695, July 19, 1994; 59 FR 51672, Oct. 12, 1994; 61 FR 5507, Feb. 13, 1996; 61 FR 9227, March 7, 1996; 61 FR 31427, June 20, 1996; 62 FR 1493, Jan. 10, 1997; 62 FR 42666, Aug. 8, 1997; 62 FR 48175, Sept. 15, 1997; 62 FR 66275, Dec. 18, 1997; 63 FR 1152, Jan. 8, 1998; 63 FR 13338, March 19, 1998; 63 FR 17093, April 8, 1998; 63 FR 20098, April 23, 1998; 63 FR 33450, June 18, 1998; 63 FR 66270, Dec. 1, 1998; 64 FR 13908, March 23, 1999; 65 FR 46818, July 31, 2000; 68 FR 32638, June 2, 2003; 68 FR 75780, Dec. 31, 2003; 71 FR 10374, Feb. 28, 2006; 76 FR 33606, June 8, 2011; 77 FR 17765, March 26, 2012; 81 FR 48710, July 26, 2016; 81 FR 60272, September 1, 2016; 81 FR 82981, Nov. 18, 2016; 82 FR 31253, July 6, 2017; 83 FR 9702, March 7, 2018], Occupational Safety & Health Administration, Occupational Safety and Health Administration, Outreach Training Program (10- and 30-hour Cards), OSHA Training Institute Education Centers, Severe Storm and Flood Recovery Assistance. (C) Maintain a certification record of each maintenance task performed under the directed component of the inspection program that includes the date of the maintenance task, the signature of the person who performed the maintenance task, and the serial number, or other identifier, of the power press maintained. It is not an official legal edition of the CFR. The Type 27 A Wheel is mounted between flat non-relieved flanges of equal bearing surfaces. (vi) Equipment shall be kept clean, particularly from accumulations of yellow lead oxide. The direction of the saw rotation shall be conspicuously marked on the hood. (xii) The clutch/brake control shall incorporate an automatic means to prevent initiation or continued activation of the Single Stroke or Continuous functions unless the press drive motor is energized and in the forward direction. 1910.1029 Coke oven emissions. (3) Belt perches. (c) Presses. The upper-wheel guard shall be made to conform to the travel of the saw on the wheel. (i) Point of operation is the area on a machine where work is actually performed upon the material being processed. (3) Training of maintenance personnel. (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. Hand feeding tools are not a point of operation guard or protection device and shall not be used in lieu of the guards or devices required in this section. (ii) Safety triprod. (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. If workers need to cross over a conveyor, OSHA has specific requirements for both Construction and Marine applications of Conveyor Crossovers. The requirement in paragrpah (h)(2)(iii) reduces the possibility of significantly increased stopping time if a spring breaks. ), (9) Exposure adjustment. The manufacturer's recommended procedures for maintenance and inspection should be closely followed. (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. (D) The requirements for hand tools that may be used in the PSDI mode. A separate set of restraints shall be provided for each operator if more than one operator is required on a press. Acceptance and field inspection. Both types are reinforced, organic bonded wheels having offset hubs which permit side and peripheral grinding operations without interference with the mounting. Type 27 wheels are manufactured with flat grinding rims permitting notching and cutting operations. After receipt of a notification of preliminary disapproval, the applicant may submit a revised application for further review by OSHA pursuant to subsection I.B. Requirements for recognition. In all other industries, wood guards shall not be used. (iv) The following are some of the machines which usually require point of operation guarding: (4) Barrels, containers, and drums. The employer shall provide means for handling scrap from roll feed or random length stock operations. (1) Types of guarding. (1) Boltheading. Occupational Safety and Health Administration (OSHA) No current OSHA standards apply specifically to compacting and baling equipment. A summary of part level content is listed below followed by the table of contents, where you can drill down further. In addition, a permanent label not less than 112 inches by 34 inch shall be affixed to the rear of the guard at approximately the level of the arbor, reading as follows: Danger: Do Not Rip or Plough From This End. Work rests shall be kept adjusted closely to the wheel with a maximum opening of one-eighth inch to prevent the work from being jammed between the wheel and the rest, which may cause wheel breakage. developer resources. An application may be withdrawn by an applicant, without prejudice, at any time prior to the final decision by the Assistant Secretary in paragraph I.B.8.b. Paragraph (f)(1) of this section does not apply to hand-operated gears used only to adjust machine parts and which do not continue to move after hand power is removed. If made of pipe, the post shall be one and one-fourth (114) inches inside diameter, or larger. (d) Two hand trips shall be fixed in position so that only a supervisor or safety engineer is capable of relocating the controls. (c) The control system shall incorporate an antirepeat feature. The manufacturer shall evaluate and certify, and the OSHA-recognized third-party validation organization shall validate, the design and operation of the safety system by determining conformance with the following: a. 1910.107 Spray finishing using flammable and combustible materials. All power-transmission equipment shall be inspected at intervals not exceeding 60 days and be kept in good working condition at all times. (b) Guarding of abrasive wheel machinery -. Energy delivered during each stroke may be varied. 1910.66 Powered platforms for building maintenance. (1) The upper hood shall completely enclose the upper portion of the blade down to a point that will include the end of the saw arbor. (5) Where an exhaust system is used, the guard shall form part or all of the exhaust hood and shall be constructed of metal of a thickness not less than that specified in subparagraph (1) of this paragraph. (4) Electromagnetic interference at the same wavelengths used for the radiation sensing field, at the power line frequency fundamental and harmonics, and also from outogenous radiation due to system switching. Title 29 was last amended 2/24/2023. (a) 24-inch diameter wheel, 1,000 revolutions per minute. A U type guard is permissible. Control components shall be selected, constructed, and connected together in such a way as to withstand expected operational and environmental stresses, at least including those outlined in appendix A. The adaptor nut which is less than the minimum one-third diameter of wheel fits in the depressed side of wheel to prevent interference in side grinding and serves to drive the wheel by its clamping force against the depressed portion of the back flange. (5) Additional requirements for safe-guarding. (18) Die means the tooling used in a press for cutting or forming material. The basement, tower, or room occupied by transmission equipment is locked against unauthorized entrance. (ii) The motor start button shall be protected against accidental operation. Grade V60-30. (d) The control systems shall be designed to require release of all operators' hand controls before an interrupted stroke can be resumed. (2) Lockouts. 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. We're always open to new suggestions on safety training topics you'd like to see! If the deficiencies are not corrected, OSHA may revoke recognition, effective in 60 days, unless the validation organization requests a hearing within that time. 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 . 1910.121 [Reserved]. 1910.211 Definitions. 1910.169 Air receivers. 1910.402 Definitions. flat belts two (2) inches or less in width which are free from metal lacings or fasteners. (v) When any check of the press, including those performed in accordance with the requirements of paragraphs (h)(10)(ii), (iii) or (iv) of this section, reveals a condition of noncompliance, improper adjustment, or failure, the press shall not be operated until the condition has been corrected by adjustment, replacement, or repair. 49 CFR 172.101 (ii) Mounts which are affixed to the wheel by the manufacturer may not require an inside nut and shall not be reused. (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. (15) Organic wheels means wheels which are bonded by means of an organic material such as resin, rubber, shellac, or other similar bonding agent. Visors or other accessory equipment shall not be included as a part of the guard when measuring the guard opening, unless such equipment has strength equal to that of the guard. Subpart PHand and Portable Powered Tools and Other Hand-Held Equipment. (6) Circular saw fences shall be so constructed that they can be firmly secured to the table or table assembly without changing their alignment with the saw. 1910.158 Standpipe and hose systems. (c) The safety distance (Ds) between each two hand control device and the point of operation shall be greater than the distance determined by the following formula: (d) Two hand controls shall be fixed in position so that only a supervisor or safety engineer is capable of relocating the controls. Appendix D to Subpart I of Part 1910Test Methods and Procedures for Personal Fall Protection Systems Non-Mandatory Guidelines. 1910.215 Abrasive wheel machinery. (iii) Means shall be provided for disconnecting the power to the machine and for locking out or rendering cycling controls inoperable. This is especially true of wheel-sleeve or adaptor flanges. Push sticks or push blocks shall be provided at the work place in the several sizes and types suitable for the work to be done. All applications submitted will be accepted by OSHA, and their receipt acknowledged in writing. Based on this, the Assistant Secretary shall issue the final decision (including reasons) of the Department of Labor stating whether the applicant has demonstrated by a preponderance of evidence that it meets the requirements for recognition. (13) Control reliability. (i) Wood guards may be used in the woodworking and chemical industries, in industries where the presence of fumes or where manufacturing conditions would cause the rapid deterioration of metal guards; also in construction work and in locations outdoors where extreme cold or extreme heat make metal guards and railings undesirable. 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. 6.a. Appendix D to Subpart L of Part 1910Availability of Publications Incorporated by Reference in Section 1910.156 Fire Brigades (24) Ejector means a mechanism for removing work or material from between the dies. 3. (8) Surface feet per minute (s.f.p.m.) a. 1926.555 (a) (1) Means for stopping the motor or engine shall be provided at the operator's station. Dimensions of such flanges shall never be less than indicated. The validating organization may utilize the competence, experience, and capability of its employees to demonstrate this competence, experience and capability. (iv) For flywheels with smooth rims five (5) feet or less in diameter, where the preceding methods cannot be applied, the following may be used: A disk attached to the flywheel in such manner as to cover the spokes of the wheel on the exposed side and present a smooth surface and edge, at the same time providing means for periodic inspection. 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. 7, 1996]. b. (xv) The control system shall have provisions for an inch operating means meeting the requirements of paragraph (b)(7)(iv) of this section. 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. (7) Direct drive means the type of driving arrangement wherein no clutch is used; coupling and decoupling of the driving torque is accomplished by energization and deenergization of a motor. When dies are being changed or maintenance is being performed on the press, the following shall be accomplished: (i) The power to the press shall be locked out. The intent of paragraph (h)(9)(iii) is to prohibit use of mirrors to bend a single light curtain sensing field around corners to cover more than one side of a press. (i) 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. (See Figures O-18, O-19, O-20, O-21, O-22, and O-23.). All projecting keys, setscrews, and other projections in revolving parts shall be removed or made flush or guarded by metal cover. (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. (i) Under the general component of the inspection program, the employer shall: (A) Conduct periodic and regular inspections of each power press to ensure that all of its parts, auxiliary equipment, and safeguards, including the clutch/brake mechanism, antirepeat feature, and single-stroke mechanism, are in a safe operating condition and adjustment; (B) Perform and complete necessary maintenance or repair, or both, before operating the press; and. The provisions of paragraph (h) of this section shall apply to rivet making. The scope of the appendix includes the three categories of certification/validation required by the PSDI standard: Design Certification/Validation, Installation Certification/Validation, and Annual Recertification/Revalidation.