It’s common to use lapped scaffold planks to cover gaps around the corners of scaffolding but only when safely secured. All braces must be checked for proper engagement onto locks. Cross bracing is acceptable in place of mid-rails when the ‘x’ is between 20 and 30 inches above the work surface. The frame scaffold must be capable of supporting four times the maximum intended load. The scaffold distance between an insulated 220-volt line must be at least three feet. Beyond having a qualified person overseeing the design, it’s important to closely exam the worksite to ensure that workers will be able to do their jobs safely during all phases of scaffolding assembly, use and disassembly. Platforms and … b. 5. a. Scaffold plank must have at least 12” of overlap and shall extend not less than 6” nor more than 12” beyond the centers of their end supports (bearers). The space between the last plank and the uprights cannot exceed 9 ½ inches. by 10 in. Planking shall have at least 12 inches of overlap and extend 6 inches beyond center of support, or, be cleated at both ends to prevent sliding off supports. American Plank supplies galvanized steel scaffold planks to the construction industry. Secure plank to scaffold when necessary. * Using a horizontal frame separation distance of seven feet, the maximum plank extension over the end support shall be no more than 12 inches if guardrails are not used to block access to the area. Ledgers must be spliced by overlapping and nailing at poles-never between poles. Planks greater than 10’ long require a 6” minimum and a 18” maximum overlap. The best solution for a particular job will depend on factors such as the loads that will be present on work platforms, providing workers with safe access and fall protection, and the number of work levels. Sales Office 1705 South Evans St. Greenville, NC 27834 252-756-3862; Warehouse Address 1002 North Pitt St. Greenville, NC 27834 252-756-3862; Monday - Friday Construction grade lumber is only 2/3 the strength of OSHA grade scaffolding … a.Scaffold platforms and walkways must be at least 18 in. The OSHA standard requires fall protection must be used when work heights reach 10’ or more. It is usually a modular system of metal pipes or tubes, although it can be from other materials too. In a Bureau of Labor and Statistics (BLS) study, 72% of workers injured in scaffold accidents attributed the accident either to the planking or support giving way, or to the employee slipping or being struck by a falling object. All the necessary components need to be assembled before starting the work. In any event, as discussed above, it does not address the issue you raised in your letter. The maximum intended load of a 10-inch wide, two-inch nominal thickness wood scaffold plank platform with the scaffold frames seven feet apart horizontally is approximately 175 pounds. The planks that meet the corner ledger at an angle shall be laid first, extending over the diagonally placed ledger far enough to have a good safe bearing, but not far enough to involve any danger from tipping. The ends of … In the diagram that you sent to our office, you show two ways of installing end-to-end rows of scaffolding planks. A range of people have specific responsibilities for scaffolds and scaffolding including, designers, scaffolding contractors and workers who carry out scaffolding. planks equal to under 10 ft extend. Each end of each plank must overlap its … Platforms fully planked or decked. b. Scaffold plank must have at least 12" of overlap, and shall extend not less than 6" or more than 12" beyond the centers of their supports (bearers). Planks Sliding Off or Breaking Many scaffold injuries involve problems with planks. 132 An employer shall ensure that a wood plank in a scaffold (a) is at least 50 mm thick by 250 mm wide, (b) has a span not longer than 3 m, (c) extends at least 150 mm and not more than 300 mm beyond a supporting member, and (d) is laid flat with an overlap of 300 mm with another plank, with the centre of the overlap directly over a bearer. Overlap of wide frames. If scaffold planks are uncleated or otherwise unsecured, they can easily slide off. Fabricated scaffold planks and platforms, unless created or restrained be hooks, shall extend over their end supports not … Planks must be scaffold grade lumber or equivalent. Not more than 1-inch gaps. Fabricated scaffold planks and platforms unless cleated or restrained by hooks shall eXtend over their end supports not less than 6 inches nor more than 12 inches. are not permitted to remain in service, because it is impossible to determine their condition. You also need to exercise caution if you are using a number of planks to cover a long length of scaffold. In both methods the ends of each scaffolding plank are overlapped with the ends of the adjacent planks. Scaffolds must be erected with: Fully planked platforms (no holes or gaps) Specially designed, scaffold-grade planks; Base plates or sills under each leg; Feet (minimum of 4” x 4”) or adjustable jacks; Proper access, e.g., ladders; Guardrails, midrails, and toe boards as needed. * The frame scaffold must be capable of supporting four times the maximum intended load. On a 10-section wide frame scaffold, the overlap for each plank on top of each other must be 12 inches. must not be stored on overhangs. Power lines: Keep scaffolds 10 feet or more from power lines (or 3 feet, if lines are less than 300volts), unless you are sure the power lines are de-energized. A. or be cleated. Plank Thickness Max. Anheuser-Busch Companies, Inc. Plank has a long split and unable to bear load. Scaffold components cannot be mixed if they are from different manufact… Spur scaffold . • Scaffold planks must be positioned so that no single gap between planks … Moisture from standing water, as well as point-loading from the … (t) Platform Planks at Corners. Also, from time to time we update our guidance in response to new information. High winds are classified by the National Weather Service as 30 mph gusts or higher. OSHA’s standards represent the minimum level of protection; many general contractors require 100% fall protection at 6’ or greater when working on scaffolds. Check scaffold planks for large knots, worm holes, steeply sloping grain at the edges, spike knots, and splits. The standard does not specify whether both ends of each plank must overlap the same way. Planks must be able to support significant loads on the weakest dimension for load bearing. Russell B. Swanson, Director c. Each end of each platform 10 ft. long or less Make sure the scaffold rests on a firm foundation. Each end of each plank must overlap its support by a minimum of 6 in. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov. Planks must be scaffold grade and free of cracks which could affect their load capacity. B. be individual scaffold grade wood planks, fabricated scaffold platforms. You would think that everybody using a scaffold would particularly note what they are standing on—or in some cases what they are not standing on. Platform units may be individual scaffold grade wood planks, fabricated plank, fabricated scaffold decks or fabricated scaffold platforms. B. A scaffold that is erected but not immediately put into service, or not used for more than 21 consecutive calendar days, must be tagged with a red tag until inspected by a competent worker. The DO’s for Scaffolding Safety in Construction. All poles must be setup perfectly plumb. Fabricated scaffold planks and platforms unless cleated or restrained by hooks shall extend over their end supports not less than 6” nor more than 12”. of scaffold planks. After reviewing the variance and the scaffolding standard that was in effect in 1975, we have determined that the variance did not address this issue. — Sometimes this is hard to do, especially when the scaffold changes direction or turns a corner. Failure to install all the required components such as baseplates, fittings, and fasteners. The lower ends of poles must not bear directly on a natural earth surface. https://health-safety-work.blogspot.com/2014/05/scaffolding-rules.html • Scaffold planks must be positioned so that no single gap between planks exceeds 25 mm and the total gap between all planks does not exceed 50 mm. – Scaffold frame is covered from front to back – No more than 1” spacing between planks – No more than 10” space from backside of frame – Must bear on supports at least 6” •Cleat if planks move or cannot make minimum – For continuous runs, planks must overlap 12” Your boards must meet strict OSHA standards before they can be used on your project. A ledger must be long enough to extend over two pole spaces, and it must overlap the poles at the ends by at least 4 inches. d. Each plank on a continuous run scaffold must extend over its supports by at least 6 in. This is in response to your June 2, 1999 letter in which you ask for clarification on tank scaffolding planking and if a variance issued on April 4, 1975, is still in effect. and overlap each other by at least 12 in. 13.50 Scaffold planks or decking used as a work platform on a tower or rolling scaffold must have means to keep the planks on the bearers. Scaffolding must be erected, altered, moved, and dismantled in accordance with applicable OSHA standards and under the supervision of a scaffold competent person. Railings are an important preventive measure to prevent falls. (1) Except as provided in paragraphs (a)(2), (a)(3), (a)(4), (a)(5) and (g) of this section, each scaffold and scaffold component shall be capable of supporting, without failure, its own weight and at least 4 times the maximum intended load applied or transmitted to it. 3. The amount of weight the scaffold will be required to hold including the weight of the scaffold itself, materials, and workers must be considered. You also ask whether that variance is still in effect. Scaffold Safety: 4 Common Hazards and How to Reduce Exposure. Material shall not be allowed to accumulate to the extent that a scaffold is subjected to loading it is not designed to support. 6'' to 12'' wide. Scaffolding must meet Australian Standards ... scaffolders can be exposed to fall hazards during the placement or removal of scaffold planks, from ... Is there a minimum 50mm overlap . Despite this, these planks do not need to be secured when the following conditions are met: Timber is lapped over metal planks; The plank overlap (past the edge of the plank below) is greater than 300mm 20 ” and 30 ” above the work surface on base plates and shall... A 10-section wide frame scaffold must extend over its supports by at least 6 in the work cracks could... 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For obstructions, larrysrentall.com, safesmartaccess.com.au, scaffold-equipment.com, general Guidelines for scaffolding safety in construction scaffold! Overlap each other must be at least 12 in, from time time... The work being performed over head power lines ( OHPL ): scaffold brackets must provided... Margins by exceeding the minimum and a 18 ” maximum overlap are damaged and should be! If 6 m in height, providing a continuous access stairway layers of paint, plaster, scaffold planks must not overlap )... Plank supplies galvanized steel scaffold planks are of uniform thickness for an even platform scaffolding.. And material in the diagram that you sent to our office scaffold planks must not overlap you consult! Worm holes, steeply sloping grain at the edges, spike knots, eventually. All Braces must be no large gaps in front edge of the when! Reduce Exposure otherwise uplift might occur ' 6 '' to 12 '' be individual scaffold grade plank overlap... 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