Stable support is achieved by spreading the load from the stabiliser or outrigger foot over the large and tough surface of an outrigger pad. Outrigger load calculator now available for free sims crane. This is in addition to the previous ability to select wood mats or dicas safetytech or fibermax engineered outrigger pads or crane pads. If 3d lift plan has crane weight data for your crane, you will see various weights listed in the crane weights table. Outrigger pads are available in many different sizes, capacities and types from liftit manufacturing company, inc.
This formula is believed to be too conservative in the case of a working platform overlying soft soil. Home page tools liftplanning outrigger pad load calculators industrial opl calculator. Common outrigger pad uses bigfoot outrigger pads are used on fire trucks, utility trucks, tree trimmers, recreation vehicles rvs concrete pumps, cranes. The outrigger pad rack is fully adjustable to ensure proper fitting of outrigger pads up to 60, capacity of 1,000. The overall pressure on the ground is reduced by applying the load over a wider area, and effectively supporting the machinery or vehicle. May 2009 stability of mobile cranes ritchies training centre.
Crane stability and ground pressure crane association of new. Crane manufactures provide this information newer software. Tufftrak heavy duty outrigger crane pads ground protection. The outrigger pad rack has a single point hitch design. Outrigger pads bigfoot outrigger pads custom outrigger. Design of ground support sufficient to withstand anticipated loads is the sole. With the vr upgrade, the entire construction site including crane, load and surroundings can be experienced in 3d space. The software does not supersede a specific crane s operators manual, any applicable safety manuals, or industry standards and regulations. National crane outrigger pad load calculator manitowoc cranes. The crane outrigger float should be placed squarely in the center of an outrigger pad or crane mat. Check out our lightweight composite outrigger pads for mobile cranes or steel crane outrigger mats to find the best fit for your equipment. Dont worry, if you dont know the ground pressure the calculator will ask you for the surface materials and youll be able to select the most appropriate type. Outrigger load calculator now available for free the new ground conditions for construction plant document from the uk construction planthire association cpa is now available for free from its website, featuring a wealth of information including a quick calculator guide for loads and forces.
Proper placement of outrigger pad float proper pad float placement is critical to effective load support and distribution. To view outrigger or crawler load details, click the crane loads link on the leftside menu at any time during the liftplanning process. Gmk current production gmk legacy models national crane industrials. Require a signed and sealed crane matcribbing design. Buy various manufacturers outrigger pad rack outrigger mats pads and cribbing crane part for sale in franklin wisconsin on your first and final destination for the latest solutions and networking resources in cranes and heavy equipment, over 30,000 companies and individuals rely on our online services to effectively manage their fleet for the sale and rental of cranes. The max radius, height and weight of the lift item reason a different crane could place higher loads on the ground than allowed for in the design. Dec 30, 2018 add the weight of the crane itself to the weight of the load you are attempting to lift to get the total weight that will be pushing down on the outrigger pads. If you consider that 100% of crane and maximum load may be exerted on any one outrigger pad at any time you can plan for proper outrigger setup. Outrigger pad must be smooth and free from debris in order to evenly spread the load and achieve solid contact between the surface and outrigger pad. Of course, as we all know, this may be what is actually required depending on the soil conditions. For the outrigger pad calculator to work effectively youll need maximum load per outrigger and the maximum allowable ground pressure in the same unit of measurement.
The outrigger float should be placed squarely in the centre of an outrigger pad and the crane should be level. Matrax engineered composite outrigger pads offer a lightweight design for ease of handling, making them great outrigger pads for a bucket truck, but rigid enough to efficiently spread loads over their entire surface, while also perfect for crane stabilizer pads. Lodax pads are outrigger pads bastaings that offer a safe support for your mobile cranes, concrete pumps, truck mounted cranes. Always confirm that the lifted load and the actual crane configuration. Light to heavy cranes, utility trucks, bucket trucks, and. Order these crane stabilizer pads for backhoes and more. Hse presentation crane and piling platforms a guide to.
The outrigger pad you use must spread the load from the crane over a large enough area that the bearing pressure to the ground surface is acceptable and provide support to the crane that is stiff enough that the crane will not go out of level as the loads from the crane. Dicas safetytech outrigger pads are trusted around the world for their reliability and ease of use. Working platforms design of granular working platforms for. How to calculate outrigger pad loading career trend. The outrigger pad load calculations produced by this compucrane software are not a substitute for adherence to all load chart requirements and safe crane operating practices and limitations.
We have a variety of outrigger pads in stock that are ready for immediate shipment. Stabilizers no longer on pallets should be handled using slings as shown in fi g 4, keeping them equidistant from the centre of the crossbeam. Outrigger load calculator now available for free the new ground conditions for construction plant document from the uk construction planthire association cpa is now available for. If the outrigger pad or crane mat is deflecting or bending, stop the lift. Additionally, most pads were created from wood materials or cable reel ends, without regard to ground conditions or needs of the equipment. Crane outrigger pad leg support pads home facebook. The outrigger float should be placed squarely in the centre of an outrigger pad and the crane. Design of ground support sufficient to withstand calculated loads is within the sole responsibility of the user of this software andor the site supervisor see asme. It is for this reason that equally dividing the load around the outrigger pads is a mistake. Crane load on pavement geotechnical engineering general. Topics covered include support reactions from crawler and outrigger supported cranes, soil bearing capacity, analysis of subsurface structures, strength of crane mats, practical design methods, and industry standards and regulations.
Liftons inc outrigger pads, construction equipment. Every time the outriggers are deployed, your outrigger pads or crane mats must be under them. Fibermax crane pads have standard foot placement targets to assist with proper pad. Hydraulic and manualpowered as well as crane interlock options. Designed to support the heaviest of loads with the flexibility to manoeuvre and use in various configurations, our crane pads offer the perfect solution for large scale crane lifting. This conventional cross beam stabilizer has two side extensions and two hydraulic legs. In many cases, the crane rental company has software to do that analysis. When it comes down to it, if the cribbing pads matting collapse or breaks, then it wasnt of sufficient thickness andor strength. Appendix b manufacturer software calculation examples outrigger pad load. The right tool for lift planning, crane selection, and rigging design no matter how simple or complicated your lift. The ipaf spreader pad calculator is a simple interactive tool designed to offer guidance to operators and those involved in determining the size of spreader pads to be used when setting up a boomtype mewp where the weight will be fully supported on the outriggers. Dica outrigger pads crane stabilizer pads for backhoes. For the outrigger pad calculator to work effectively youll need maximum load per outrigger and the maximum allowable ground pressure in the same unit of. Bigfoot outrigger pads manufacture their own outrigger pads and are known for the portability, durability and great value.
Camco yellow fasten 2x2 leveling block for single tires, interlocking design allows stacking to desired height, includes secure thandle carrying system, pack of 10 44512, 10 pack. New 4pack bigfoot usa rv pads pad outrigger jack trailer 12x12x1 safety orange notch yard armor outrigger pad 15 x 15, red. In addition to our current outrigger pad inventory, we also can order any outrigger pads to meet your specifications. Dica outrigger pads are also the only engineered crane stabilizer pad that is available in 3d lift planning software. Additional information about this book, including the full table of contents, is available on the levare press site. Design of ground support sufficient to withstand anticipated loads is the sole responsibility of the user of the software andor the site supervisor see asme b30. Outrigger pad floats must be smooth and free from debris in order to evenly spread the load and achieve solid contact with the outrigger pad or crane mat. Crane safety spare parts crane outrigger pad leg support pads to protection your mobile crane from damage. Our approach is to provide a turnkey solution to your pontoon needs by incorporating the pad and attachment head into a single casting, delivered complete, and on time. It doesnt matter if you are using the metric or english standard systems. The outrigger pad rack has a single point hitch design that can be installed and removed easily. The crane loads feature is only available if you have a corporate account. The operator can move freely in the virtual space and view all projects planned with crane.
They are very effective when used properly but not indestructible. Prime pads have been a leader in the outrigger pad market since first introducing the uhmwbased synthetic outrigger pads in 2003. Constructed of engineered thermoplastic, they are stronger, lighter and easier to handle than wood outrigger pads and provide exceptional load distrubution performance. Big pad crane outrigger pads big pads significantly more durable and lighter than traditional wood or steel plates, bigpads are made from uhmwpe ultra higher molecular weight polyethylene, making them the premier crane outrigger pad to handle and use.
Using retractable outriggers to extend the foot print is essential for the cranes stability. With the help of the software, all work steps from picking up the load to placing it down can be simulated on the pc. Currently, a multitude of software exists for implementing these equations. Outrigger pads bigfoot outrigger pads custom outrigger pads. They will not splinter, crack, are nonconductive and will not absorb or retain water. With a crush strength in excess of 300,000 psi and. The following should be noted where this method is to be considered. Our engineered design prevents slipping and sinking, and will not crack or splinter. Built from the same high performance uhmw polyethylene as our premium pads. Common outrigger pad uses bigfoot outrigger pads are used on fire trucks, utility trucks, tree trimmers, recreation vehicles rvs concrete pumps, cranes and any type of aerial equipment.
The outrigger pad you use must spread the load from the crane over a large enough area that the bearing pressure to the ground surface is acceptable and provide support to the crane that is stiff enough that the crane will not go out of level as the loads from the crane change during lifting operations david duerr, p. However, in many cases cribbing or something else is used between the pavementsurface and the outrigger pad in order to spread the load. The person responsible for using the crane needs to design outrigger cribbing that will reduce the pressure on the paving to an acceptable limit. The truck employs four outriggers that act as balances and serve to keep the crane from leaning too much to one side or the other. This crane design became popular a number of years ago and for good reason. Workings crane utilization % 12t per axle weight of crane t counterweight ballast t x0. Auto crane offers a full line of outriggers, stabilizers jack stands for cranes ranging from a 10,000 to 85,000 ftlb rating. Dica is working with several crane manufacturers to obtain data on the maximum outrigger loading allowed for specific crane models to use with the performance calculator. Outrigger pads thickness shape size inches part number square inches weight vertical load capacity 45 degree load capacity bigfoot price. Before releasing a product, we conduct extensive research to ensure it not only meets industry standards, by provides additional value to our customers. Multiply the square of the radius of one of the outrigger pads by pi to obtain its surface area.
The ground can only carry a certain psi psf before it will displace or collapse. Outrigger and crane pad safe use and handling guidelines dica. Many also offer free software solutions that allow you to input the lift. Mobile crane outrigger pad loads structural engineering. However, it is a common mistake to assume that the weight of a load on a crane will be equally distributed across all four pads. Crane companies have various sized crane mats that are routinely used. Receive instant pad load calculations on screen and sent directly to your email. Industrial outrigger pad load calculator manitowoc cranes. There are no rules, i just stick whatever i have on hand underneath the pad. Redco nylon outrigger pads have higher load capacities than uhmw.
Outrigger pads crane accessories overhaul balls swivel. That being the case, dica began developing an engineered lightweight pad through research and evaluation of outrigger required equipment and identifying superior materials for outrigger pads. The outrigger pad load calculations produced by this compu crane software are not a substitute for adherence to all load chart requirements and safe crane operating practices and limitations. The most common outrigger used in conjunction with cranes, aerial devices, boom trucks and digger derricks.
Manufacturer software calculation examples outrigger pad. Always inspect your outrigger pads and crane mats for material integrity prior to use. Outrigger and crane pad safe use and handling guidelines. Always confirm that the lifted load and the actual crane configuration are approved by the applicable load chart. In this study, finiteelement modelling was performed in plaxis to evaluate whether the general. Yes, youre right if i were to use a 46x46 cribbing pad for an 18x18 outrigger crane pad, then that would be 9 times not 3 times. After deploying the equipments outrigger system, using bigfoot outrigger pads to expand the point of contact will displace the psi psf for the gbc. The operator can move freely in the virtual space and view all projects planned with crane planner 2.
We are a small software development organization dedicated to develop computer software for design of eot cranes as per latest indian standards 807, 3177. The standard square outrigger pad starts from size 300x300x30mm up to 2000x2000x150mm. Cranimax cranebee 3dliftplan outrigger pad load calculators. Sure it sounds simple, but we all know that having adequate information to complete the calculation onsite can be challenging depending on whom you talk to. Topics covered include support reactions from crawler and outrigger supported cranes, soil bearing capacity, analysis of subsurface structures, strength of crane mats, practical design. Reliance upon inaccurate calculations andor improper ground support could lead to tipover and potentially result in death, serious bodily injury, damage to the crane. Dica performance calculator aids in selecting outrigger pads.
Calculation of the load exerted by the crane outrigger or track. A1a software got its start by developing the wellknown lift planning program 3d lift plan. Constructed of engineered thermoplastic, they are stronger, lighter and easier to handle than wood outrigger pads. Outrigger pads calculator outrigger pad calculator. These loadings are theoretical predicted loadings from crane manufacturers computer software based on the exact lift parameters entered into the computer.
Our range of outrigger pads are lightweight, making them. Dimensioning of crane foundations and working platforms is usually performed analytically with the general bearing capacity equation. Our recessed pad has a 350 x 4mm machined indentation that helps contain the foot, keeping it centred and reducing the risk of it slipping. They are easy to install and provide a safe working environment for heavy equipment with outrigger arms. Buy various manufacturers outrigger pad rack outrigger mats pads and cribbing crane part for sale in franklin wisconsin on your first and final destination for the latest solutions and networking resources in cranes and heavy equipment, over 30,000 companies and individuals rely on our online services to effectively manage their fleet for the sale and rental of cranes and.
Pressure estimator the software is solely an aid for users of manitowoc cranes. Outrigger design for highrise buildings 2nd edition the council on tall building and urban habitats outrigger working group has addressed the pressing need for design guidelines for outrigger systems with this guide, now in its second edition, providing a comprehensive overview of the use of outriggers in skyscrapers. Matrax prides itself on being a leader in the outrigger pads industry. In addition, the accuracy of the softwares calculations is entirely dependent upon the user inputting proper datainformation. Outrigger pad design entertainment award entertainment general. Outrigger pads provide a super strong, rigid and easy to use foundation for a wide variety of outrigger enabled equipment.
Big pad crane outrigger pads big pads significantly more durable and lighter than traditional wood or steel plates, bigpads are made from uhmwpe ultra higher molecular weight polyethylene, making them the premier crane outrigger pad. Outrigger pads for mobile cranes rules standards rules of thumb. Composite outrigger pads outrigger pads for bucket trucks. This brings up another interesting question in regards to the tcia bmp crane. Buyers products op15x15px2, 15 x 15 x 1 outrigger pad, crane. The calculations produced by the software are not a substitute for adherence to all load chart requirements and safe crane operating practices and limitations. Bishop lifting products big pad crane outrigger pads.