osha conveyor safety 1910 osha conveyor safety 1910

(iii) Type of clutch used on the press (full revolution, part revolution, or direct drive). The stroking selector generally includes positions for Off (Clutch Control), Inch, Single Stroke, and Continuous (when Continuous is furnished). (3) Vibration of 45G for one millisecond per stroke when the item is to be mounted on the press frame. (1) Guarding. A recognized validation organization may renew its recognition by filing a renewal request at the address in paragraph I.A.3. 1910.266 Logging operations. Materials should be placed on the conveyor so that they will ride safely. Navigate by entering citations or phrases (ii) Posts shall be not more than eight (8) feet apart; they are to be permanent and substantial, smooth, and free from protruding nails, bolts, and splinters. (f) As used in 1910.219, unless the context clearly requires otherwise, the following mechanical power-transmission guarding terms shall have the meaning prescribed in this paragraph. Revolving drums, barrels, and containers shall be guarded by an enclosure which is interlocked with the drive mechanism, so that the barrel, drum, or container cannot revolve unless the guard enclosure is in place. 1910.22 General requirements. (18) Die means the tooling used in a press for cutting or forming material. (i) Air valve and air pressure supply/control. 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. (3) Belt perches. Full stop or No movement of the slide or ram means when the crankshaft rotation has slowed to two or less revolutions per minute, just before stopping completely. 1910.263 Bakery equipment. 1910.1 Purpose and scope. Further, each operator shall be provided with a set-up/reset means that meets the requirements of paragraph (h)(6) of this section, and which must be actuated to initiate operation of the press in the PSDI mode. (v) Adjustable guard to be used for starting engine or for running adjustment may be provided at the flywheel of gas or oil engines. (7) High-energy-rate forging machines mean a class of forging equipment wherein high ram velocities resulting from the sudden release of a compressed gas against a free piston impart impact to the workpiece. Specifications Met: ANSI Z359.14, OSHA 1910.66, OSHA 1926.502 ; 3M Protecta Fall Protection AD120BC Rebel Self-Retracting Lifeline With Swivel Hook, 310 lb Load . There are other general safety precautions which should be followed by everyone even if they dont work directly with conveyors. 3. (2) through (4) of this appendix except that the burden of proof shall be on OSHA to demonstrate by a preponderance of the evidence that the recognition should be revoked because the validation organization either is not meeting the requirements for recognition, has not been performing the validation functions required by the PSDI standard and appendix A, or has misrepresented itself in its applications. Surface Feet Per Minute = 3.1416 diameter in inches r.p.m. Where a calender is so installed that persons cannot normally reach through, over, under, or around to come in contact with the roll bite or be caught between a roll and an adjacent object, then, provided such elements are made a fixed part of a calender, safety control devices listed in paragraph (c) of this section shall not apply. (12) For all circular saws where conditions are such that there is a possibility of contact with the portion of the saw either beneath or behind the table, that portion of the saw shall be covered with an exhaust hood, or, if no exhaust system is required, with a guard that shall be so arranged as to prevent accidental contact with the saw. Usually used for preforming, roll forging is often employed to reduce thickness and increase length of stock. (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. A separate drafting site Examples: board hammers and air-lift hammers. (See Figures O-6 and O-7 and paragraph (b)(9) of this section. 1910.108 [Reserved] This subparagraph does not apply to keys or setscrews within gear or sprocket casings or other enclosures, nor to keys, setscrews, or oilcups in hubs of pulleys less than twenty (20) inches in diameter where they are within the plane of the rim of the pulley. The variance in flange diameters, the adaptor nut being less than one-third wheel diameter, and the use of side pressure in wheel operation limits the use to reinforced organic bonded wheels. Vertical belts. Conveyor safety hazards are varied, and the most common type is contact with the moving belt or other parts. (3) Each hand-fed jointer with a horizontal cutting head shall have an automatic guard which will cover all the section of the head on the working side of the fence or gage. 1910.272 Grain handling facilities. (a) When used in press operations requiring more than one operator, separate two hand trips shall be provided for each operator, and shall be designed to require concurrent application of all operators' to activate the slide. (2) It is recommended, however, that no projecting setscrews or oilcups be used in any revolving pulley or part of machinery. It should be noted that this does not require redundancy for press components such as structural elements, clutch/brake mechanisms, plates, etc., for which adequate reliability may be achieved by proper design, maintenance, and inspection. 5. This exposure shall begin at a point not more than 65 above the horizontal plane of the wheel spindle. (i) A main power disconnect switch capable of being locked only in the Off position shall be provided with every power press control system. (i) Wheels must be dry and free from sawdust when applying the ring test, otherwise the sound will be deadened. 6. [39 FR 23502, June 27, 1974, as amended at 43 FR 49750, Oct. 24, 1978; 43 FR 51760; Nov. 7, 1978; 49 FR 5323, Feb. 10, 1984; 61 FR 9240, Mar. 1910.160 Fixed extinguishing systems, general. OSHA intends that PSDI continue to be prohibited where present state-of-the-art technology will not allow it to be done safely. (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. Demonstration of a thorough inspection of the entire press and PSDI safety system to ascertain that the installation, components and safeguarding have not been changed, modified or tampered with since the installation certification/validation or last recertification/revalidation was made. 1910.140 Personal fall protection systems. It should also be noted that organic bonded wheels do not emit the same clear metallic ring as do vitrified and silicate wheels. developer resources. 1910.133 Eye and face protection. 2. (9) Ring rolls mean a class for forging equipment used for shaping weldless rings from pierced discs or thick-walled, ring-shaped blanks between rolls which control wall thickness, ring diameter, height and contour. The hood and mounting shall be arranged so that the hood will automatically adjust itself to the thickness of and remain in contact with the material being cut but it shall not offer any considerable resistance to insertion of material to saw or to passage of the material being sawed. Minimum requirements. This is known as the Ring Test. (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. (i) Vertical and inclined belts shall be enclosed by a guard conforming to standards in paragraphs (m) and (o) of this section. D. Similarity analysis may be used in lieu of tests where it can be shown that the article is similar in design, manufacturing process, and quality control to another article that was previously certified/validated in accordance with equivalent or more stringent criteria. 1910.38 Emergency action plans. 1910.333 Selection and use of work practices. 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. (66) Certification/validation and certify/validate means the combined process of certification and validation. (i) Presses operated in the PSDI mode shall be equipped with a brake monitor that meets the requirements of paragraphs (b)(13) and (b)(14) of this section. Design Safety Standards for Electrical Systems, 1910.302 Electric utilization systems. Overhead rope drive and block and roller-chain-drive guards shall be not less than six (6) inches wider than the drive on each side. The sides of the lower exposed portion of the blade shall be guarded to the full diameter of the blade by a device that will automatically adjust itself to the thickness of the stock and remain in contact with stock being cut to give maximum protection possible for the operation being performed. a. EN 618:2002+A1:2010, Continuous handling equipment and systems - Safety and EMC requirements for equipment for mechanical handling of bulk materials except fixed belt conveyors EN 619:2002+A1:2010, Continuous handling equipment and systems - Safety and EMC requirements for equipment for mechanical handling of unit loads (b) Attachments shall be adjusted to prevent the operator from reaching into the point of operation or to withdraw the operator's hands from the point of operation before the dies close. (c) A separate pull-out device shall be provided for each operator if more than one operator is used on a press. An acceptable method for interlocking supplemental guards as required by paragraph (h)(6)(xiii) would be to incorporate the supplemental guard and the PSDI presence sensing device into a hinged arrangement in which the alignment of the presence sensing device serves, in effect, as the interlock. B. Analytical methods may be used in lieu of, in combination with, or in support of tests to satisfy specification requirements. b. Dimensions of such adaptor flanges shall never be less than indicated. Records of inspections and maintenance shall be kept in accordance with paragraph (e) of this section. OSHA 29 CFR 1910.147 outlines "Alternative Protection Measure" procedures that can result in increased efficiency without compromising the safety of the operation. (iii) If two-hand trip systems are used on multiple operator presses, each operator shall have a separate set of controls. This web site is designed for the current versions of (16) Sweep device means a single or double arm (rod) attached to the upper die or slide of the press and designed to move the operator's hands to a safe position as the dies close, if the operator's hands are inadvertently within the point of operation. (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. The ground shall be provided through use of a separate ground wire and polarized plug and receptacle. 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. (i) Spring counterbalance systems when used shall incorporate means to retain system parts in event of breakage. (i) Blotters (compressible washers) shall always be used between flanges and abrasive wheel surfaces to insure uniform distribution of flange pressure. 1910.304 Wiring design and protection. This subparagraph does not apply to manually operated sprockets. All drip cups and pans shall be securely fastened. This requirement does not apply to those elements of the control system which have no effect on the protection against point of operation injuries. Search & Navigation (i) Both flanges, of any type, between which a wheel is mounted, shall be of the same diameter and have equal bearing surface. Equip.) (3) Guarding vertical and inclined shafting. (1) Boltheading. 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. 1910.11 Scope and purpose. (i) Hand-lever-operated power presses shall be equipped with a spring latch on the operating lever to prevent premature or accidental tripping. (d) Each pull-out device in use shall be visually inspected and checked for proper adjustment at the start of each operator shift, following a new die set-up, and when operators are changed. 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. (g) Reports of injuries to employees operating mechanical power presses. Belt shifters, clutches, shippers, poles, perches, and fasteners -. (5) Flywheels include flywheels, balance wheels, and flywheel pulleys mounted and revolving on crankshaft of engine or other shafting. site when drafting amendatory language for Federal regulations: 3. (C) Maintain a certification record of each inspection, and each maintenance and repair task performed, under the general component of the inspection program that includes the date of the inspection, maintenance, or repair work, the signature of the person who performed the inspection, maintenance, or repair work, and the serial number, or other identifier, of the power press inspected, maintained, and repaired. 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. (3) The top of the cutting chain and driving mechanism shall be enclosed. Wheels bonded with clay, glass, porcelain or related ceramic materials are characterized as vitrified bonded wheels. (xvi) The control system shall permit only a single stroke per initiation command. 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). (n) Planing, molding, sticking, and matching machines. If there is a valid request for a hearing pursuant to paragraph I.B.7.b. The analysis reports should identify: (1) The basis for the analysis; (2) the hardware or software items analyzed; (3) conclusions; (4) safety factors; and (5) limit of the analysis. It shall be of sufficient width to provide adequate stiffness or rigidity to resist any reasonable side thrust or blow tending to bend or throw it out of position. Its hood shall be so designed that it will automatically cover the lower portion of the blade, so that when the saw is returned to the back of the table the hood will rise on top of the fence, and when the saw is moved forward the hood will drop on top of and remain in contact with the table or material being cut. In all other industries, wood guards shall not be used. All upsetters shall be installed so that they remain on their supporting foundations. All mills irrespective of the size of the rolls or their arrangement (individually or group-driven) shall be stopped within a distance, as measured in inches of surface travel, not greater than 112 percent of the peripheral no-load surface speeds of the respective rolls as determined in feet per minute.