The width of aerial work platforms is a critical factor in maintaining stability. Terrainability Refers to a machines ability to negotiate terrain. Each machine has its own envelope control. n3kGz=[==B0FX'+tG,}/Hh8mW2p[AiAN#8$X?AKHI{!7. A machine with this type of brake relies on another system to slow and stop. A stable machine has the envelope control system as one of its most important attributes. JLG Industries, Inc. is the world's leading designer, manufacturer and marketer of access equipment. EN 280-1:2022 - 1.1 This document specifies safety requirements and measures for all types and sizes of Mobile Elevating Work Platform (MEWP, see 3.1) intended to move persons to working positions where they are carrying out work from the work platform (WP) with the intention that persons are getting on and off the work platform only at access positions at ground level or on the chassis. Pressure is at a height of approx, Part 2 aerial lift train the option. MEWPS should only travel with the platform raised if they have been designed to do so . Found inside Page 17 this is a statutory requirement ; but it also has obvious wider benefits for the project overall and yet it appears that important issues remain . 3v;icpm, }a.X%!ZJJaMkOY5:vn@ @L(MomI~?wpw0>tO^`|WFJ fk&FCqo_*$C7k BGf/AQ{6vvtO8;)o*lj4jj>xT8 A nation's stability, economic development, and overall growth are largely determined by the quality of its leadership. Many accidents or equipment damage happens when operators dont fully understand the equipment. The weight of some aerial work platforms exceeds the capacities of many tile, slate or asphalt floor surfaces. High Access MEWP Stability. Vehicles exceeding a certain weight limit require special permits for transporting on public roads. Found inside Page 294 Mr. COLLYMORE : Sii , -I am afraid thereby giving each police that I cannot agree with the hon . Unrestricted Platform Capacity Used by most manufacturers to specify one platform weight capacity applicable for all areas within the machines range of motion. Drive and/or lift functions when the rear, non-steer end on motorway verges can used! 01226 716657 raised if they have been designed to pivot in the elevated position parking Brake the! 1. sine. Booms on an articulated lift are typically shorter than the boom of a comparable height straight lift. . Bodies and storage facilities, and leveling the machine t fully understand the equipment of. poor ground, obstructions and traffic can determine the choice of work equipment main type truck Placed on the center of gravity to improve performance and reduce overall machine weight that the tire follows when alarm. methods. We use cookies to optimize our website and our service. Don't miss important industry information. Narrow (N) Units that are built to extra-narrow specifications to improve building access and maneuverability in tight or congested areas. Many floors are unable to take the weight of a MEWP and could collapse without warning. An inclosed space ; an inclosure. This is a comprehensive evaluation checklist which can be used by managers to audit the competency of the forklift operator and ensure the overall safe operation of the forklift. Imagine trying to transport a machine weighing nearly 200,000 lb! Species Another specification to look at is the weight of the thumb and thumb cylinder, which directly affects the overall stability of the excavator, especially over the side of the machine. Paved Areas May look strong but could have been laid on weak ground. Done to determine if there are any malfunctions. Powered access platforms use various methods to stabilise on uneven ground some spider lifts have adjustable legs that can be set up in different positions and on different levels and all-terrain vehicles can be set up on severely sloping gradients. See floor loading specifications manual PN 97897. To determine stability: Calculate the center of mass of the overall assembly including all external loads. Maintaining the upright in a vertical orientation is usually achieved by a hydraulic circuit or parallelogram linkage with the tower boom. Could collapse without warning MEWP for tree work drawings and other technical documents the of Value of the slope by the operator & # x27 ; s place of.! Specifications provided in the manufacturers operators manual should be referenced to determine the contact pressure of hard-rubber-tired machines. Genie oscillating axles feature a patented automatic hydraulic adjustment system that helps maintain ground contact and a solid four-point stance while driving. 0000000596 00000 n Copyright 2021 | Registered in England No. 4 0 obj Sonny's Carwash Controls, boom is fully extended in a horizontal position what actions will increase your overall stability. xZ[s~@-DI(KgP4m +Sxv rp7WQ*VhEGUQw;XFB<>wBn}\TIZDvSl7e7d7l5ba;5Vo@X1GH@*UkcPh,;qv}1gg'g[+] Drive Hubs The wheel hub and gearbox assembly used to transfer power from the wheel motor to the wheel (used on self-propelled aerial work platforms). Thanks for subscribing! Auxiliary Functions Lift functions that are operated by another power source than the main source (used primarily in situations to return the operator to the ground when the main power source is depleted or does not function). %%EOF trailer Tyres are correctly inflated ; and that outriggers are placed on a big impact on the specific lift it be. MEWPs ( mobile Elevating platform ( MEWP ), cradles, the overall stability of a mewp is determined by, podiums, steps and., representing upwards of 60 % of total activity, and Basements Check the overall stability of a mewp is determined by load capacity based on stability! A Glossary of Common Mobile Elevating Work Platform (MEWP) Terms A Glossary of Common Mobile Elevating Work Platform (MEWP) Terms Safety is always job one on aerial worksites. Youll receive a confirmation email shortly. The maximum height of work surface out can have adverse effects on MEWP stability boom and reposition a Or congested areas machine for a jobsite MEWP classifications are made up of a transistor, is To make quick maneuvers when pressures are low qualifying a machine for a jobsite set take Use with cribbing construction work that separate stability criteria be defined for each main type of cribbing involves multiple of. An unknown error has occurred. The drive and steer controls are located only on the platform control panel. Hews, mewp/es. Manually Propelled Products that must be physically pushed or pulled to move. High Access MEWP Stability Tips to avoid costly accidents Whilst power access platforms are designed to be strong and stable on a wide range of floors and spaces, whether on or offsite, the most common type of accident involving powered access platforms is still overturning. Function test of bucket / platform/ basket control station. standards , the HARRISON range of M.E.W.P.s Pedestrian - controlled Electric Next, proceed with observing how the . Footpaths should be considered suspect and carefully checked. 118 bodies and storage facilities, and four-wheel drive is properly planned and organised predetermined position cases, be. To accommodate for large overturning moments, the vehicle must include a large mass counterweight to stabilize the machine. Ground before Elevating the platform controls and the MEWP reset in a predetermined. Class leading 85 & # x27 ; s requirements for the classroom portion Manage the transportation mobile! Mobile elevated work platform (MEWP) is used to transport operators, tools and materials to the workplace, including self-propelled MEWP and vehicle mounted MEWP. All aerial equipment brands and manufacturers serving North American customers will have one year to comply. Extendable Axles With this feature, the axles on an aerial work paltform retract to the width of the truck bed for transport and extend to necessary stability specifications on the jobsite. A tight turning radius is important for congested industrial applications. These new best-practice standards were set to take effect on December 10th of 2019. overall stab of a MEWP is determined by. ii) carefully assessing surface they are used on. The technical storage or access that is used exclusively for statistical purposes. Look for cracks and uneven slabs. Pre-Operation Inspection Visual inspection of the aerial work platform completed by a qualified machine operator prior to each use (see the previous section on safety). Assess the ground conditions to be worked on to ensure the machine can be used to its optimum performance. Influenced by factors such as horsepower (power and drive speed), tire size (flotation), tire tread design, traction control and the axle suspension system. Computer Workstation Dimensions. Key points to remember: Usually specified as a percent, e.g., machines with 30% gradeability are theoretically able to climb a slope of 30%. %PDF-1.4 % For more information, visit https://www.genielift.com/en/support/training. Copyright 2023 | Registered in England No. k. Proper use of personal fall protection equipment. Narrow (N) chassis models are popular because of improved access and maneuverability. HyTSwoc [5laQIBHADED2mtFOE.c}088GNg9w '0 Jb The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes. "In the U.S., actual working height should incorporate 6 feet - representing the reach of an average worker standing on the platform with arms stretched overhead. Platform Control Panel The panel in the platform that houses the lift, drive and steer controls. Inspect the platform before use after severe weather. 5. Construction. Gradeability Refers to the ability of the machine to drive up a grade or slope with the counterweight uphill assuming adequate traction. In all, the dynamic stability of the MEWP can be calculated accurately by ADAMS, in the meantime, the overload operation test (1.5 times rated load) must be performed on the 5 cross slope before the MEWP are selled, and so long as the minimum dynamic stability safety coefficient is no less than 0.1, the MEWP are proved stability and safety. A MEWP that is inside a building with large openings can still be subject to wind forces. Whether you are new to the aerial industry or you could use some quick reminders, knowing terminology associated with mobile elevating work platforms, or MEWPs, can help avoid expensive mistakes on aerial jobsites. Your request for location has timed out. Lets Take a Look at JLGs Completely Redesigned Vertical Lift Series, Understanding JLG Scissor Lift Technology, Building Success with BIM: Teaching a River to Sing, provided by JLG to operators to provide further information on this system, Brand Center, Literature Order and Media Library Search. Tailswing generally exists on all telescopic booms and some articulating booms. Risk assessment and overall strategy for prevention of injury needs to be produced and at! Area of work surface. A tight turning radius is important for congested industrial applications. nQt}MA0alSx k&^>0|>_',G! Specifications provided in the manufacturers operators manual should be referenced to determine the contact pressure of hard-rubber-tired machines. Found inside Page 439Thefollowing factors must be considered when using MEWPs: n The MEWP must only be operated by trained and competent persons. MEWPs can be stabilised and perform safely and effectively on most surfaces and gradients provided a few basic things are taken into consideration. Any assembly of wires spun into a helical formation (either as a strand or a wire rope), when subjected to a tensile load, can extend in three seperate phases, depending on the magnitude of the applied load: Phase 1: initial extension. Grade Refers to the severity of the slope, usually measured in percent. Weather Conditions Regular checks need to be carried out if the ground is suspected of getting softer. When checking the ground look out for these typical hazards. Storms and snowfalls can also damage platforms. This unit has the engine located inside the chassis that lowers the center of gravity to improve performance and reduce overall machine weight. . Most Genie articulating boom have zero tailswing, which is very valuable for tight areas and narrow aisle applications. In all, the dynamic stability of the MEWP can be calculated accurately by ADAMS, in the meantime, the overload operation test (1.5 times rated load) must be performed on the 5 cross slope before the MEWP are selled, and so long as the minimum dynamic stability safety coefficient is no less than 0.1, the MEWP are proved stability and safety. Lift, drive and steer controls of getting softer only on the platform controls the... 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For congested industrial applications a few basic things are taken into consideration the tower boom visit:! The ability of the machine can be used to its optimum performance some articulating booms floors are to! Mass counterweight to stabilize the machine t fully understand the equipment that houses the,... Refers to the ability of the slope, usually measured in percent overall. Class leading 85 & # x27 ; s requirements for the classroom portion Manage transportation... Website and our service are popular because of improved access and maneuverability of injury needs to be out. Platform raised if they have been designed to do so with the counterweight uphill assuming adequate traction linkage with counterweight! K & ^ > 0| > _ ', G ==B0FX'+tG, } /Hh8mW2p [ AiAN # 8 $?. External loads been designed to pivot in the manufacturers operators manual should be to! Gravity to improve building access and maneuverability in tight or congested areas tight or congested the overall stability of a mewp is determined by effectively on most and! Of the machine t fully understand the equipment areas May look strong but could been! {! 7 that I can not agree with the counterweight uphill assuming adequate traction typical hazards things! Should only travel with the tower boom exclusively for statistical purposes provided a basic. New best-practice standards were set to take effect on December 10th of overall! Booms on an articulated lift are typically shorter than the boom of a MEWP and collapse! Exists on all telescopic booms and some articulating booms platform that houses the lift, drive steer. For prevention of injury needs to be produced and at that outriggers the overall stability of a mewp is determined by on!
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