What are some attributes of a Safety Latch

First, in industrial products like a Crane Hook Safety Latch the use of steel provides the end user with the assurance of a strong and durable product. The Crane Hook Safety Latch will undoubtedly take some impacts with performing its job week after week, month after month, year after year. A steel Latch will be able to continue to function and provide a durable spring return closing mechanism across the open Throat of a Crane Hook. When properly sized it will protect those who work with a Crane Hook and around the area where the Hook may be transporting an item.

Where do I start to Size a Safety Latch

Second, it is very important to get the correct dimensions from the Hook where some one may be looking to place a new Crane Hook Safety Latch. The “Neck” dimension is usually the first piece of information needed to obtain for the inspecting Distributor Salesman. Then inspecting Salesman will need to determine the “Throat” opening dimension. Third, it is important to distinguish the Neck dimension as being the Circumference of the Neck or the Diameter of the Neck. The Circumference is the dimension obtained by placing a tape measure all the way around the Neck of the Hook, where one intends to place the Crane Hook Safety Latch. The Diameter is the distance from one side to the other and may be obtained by placing a ruler or tape measure in front of the Hook Neck. It requires the person taking the measurement to be precise. So if some one intends to get a measurement, they should not rush the process and if possible, can ask another person to view the measurement and verify the size determined.

What type of Hook do I have

The Fourth thing we need to be concerned about is the configuration of the Hook we have. Is it a Single sided Hook or a Double sided Hook, commonly referred to as a ” Sister Hook “. This should be recorded on your RFQ (Request for Quotation) in the body of the description. The information will allow the person sizing and quoting the Crane Hook Safety Latch to select the proper components from the beginning while doing his or her proposal. The Fifth item you need to know is the width of the Hook. Is this a standard Hook width like those commonly seen on the manufacturing floor of facilities around the nation and the world. Or are we describing a larger more massive Hook with a wide base area. Many Hooks have been designed to hold ladles or buckets. These hooks require a larger width Gate to insure that the item the Hook is holding does not come off. Designs can come with a number of features; one important feature to ask for is Finger Lugs. This feature allows the operator to push open the Crane Hook Safety Latch while keeping his or her fingers away from the sling or harness on the Hook or pressing against the Safety Latch while removal or loading. Your Crane Hook Safety Latch Distributor can supply you with more information and help you obtain the design best suited to your specific need.

Article Source: http://EzineArticles.com/?expert=Robert_W._Miller

Mobile Crane hire is emerging as a hot favorite pertaining to chores which encompass lifting and transportation of heavy things. They have revolutionized the entire scenario and the way things are done. Cranes have been there with us since time immemorial, but the concept of mobile cranes are relatively new. The disparities in the functionality and operations of both the cranes (customary and mobile) are not much; but the mobile-crane proffers more flexibility.

There is Truck Mounted Crane which can be conveyed to the construction site without much hassle. Since these are very expensive machinery, Mobile-Crane hire is the most cost effective and convenient way to make use of them. The mobile-crane services can be particularly resourceful when tall buildings are to be built in areas which are difficult to access. They not only make constricted spaces at construction sites accessible, but also are ultra proficient when it comes to handling emergency state of affairs.

Crane services first scrutinize the factory or construction site and accordingly proffer truck mounted crane or other type of cranes suitable for the specific segment. Apart from the mobility advantage, mobile-cranes are also efficient when it comes to lifting heavy stuffs to the tune of 220 ton. These are especially helpful for individuals and business entities engulfed in the construction trade. They can easily go for crane hire at level headed and competitive prices from mobile-crane service providers which are present in every nook and corner of the world.

Chipping in for local mobile crane hire is highly advised as it will cut costs effectively thereby escalating revenues. The mobile-cranes built are very powerful and sturdy and are very efficient at lifting very heavy loads. Other added benefits include less pollution, noise free and radio controllable. They can also be moved sideways which adds to their mobility feature and help them access very restricted sites. Making use of mobile-cranes also frees up large space which would have been occupied by static cranes foundations and their makings.

Mobile-crane hire is a virtual boon for small construction companies which need full support and back up of their equipments thereby saving loads of cash on maintenance and staff quandaries. The fact that the hire company looks after all the maintenance aspect unburdens a great deal of responsibility which would have otherwise been levied on the construction entities hiring the mobile crane.

If you work in the construction industry, chances are you will need to rent or purchase an overhead crane at one point or another. There are actually two main types of crane to consider: mobile cranes and fixed cranes. Each is designed for specific types of tasks, so you’ll need to choose carefully. Here is a short overview.

In a nutshell, a fixed crane is designed to remain stationary during the entirety of a job. With its heavyweight base it can lift loads that are much heavier than those handled by a mobile crane and it can also extend much higher. Fixed cranes are instantly recognizable across cityscapes when construction of high rises is underway. Some smaller fixed types may also be set up on rooftops of warehouses where they are used to transport materials from the ground to any floor in the facility. Fixed cranes can be taken apart and reassembled during a job if they need to be moved, but in generally they remain in one place for the duration.

Mobile overhead cranes are smaller, lighter, and can move about thanks to rubber wheels and through the use of internal combustion engines, electric motors, and even steam engines in some cases. This type of crane is the all-purpose workhorse of just about any construction site and it can serve a multitude of functions. It is commonly found on loading docks where it can move from site to site, and it is used to lift and move boards and moderately-heavy items in a variety of different construction and warehousing contexts. Its main limitations are its load capabilities and height restrictions.

All of these useful machines require meticulous daily safety checks and periodic replacement of overhead crane parts to maximize productivity and prevent accidents.

Article Source: http://EzineArticles.com/?expert=Ryan_Coisson

Cranes are undeniably helpful in the workplace. They can lift enormous amounts of weight and make jobs quicker and more efficient. However, because of their enormous power they are also extremely dangerous. If a load drops there is almost no way to stop it or warn other workers to get out of the say. The resulting damage can result in serious injury and even death. 90% of crane accidents involve human error, so the proper preparation and training is crucial. By learning how to work Cranes safety, possible accidents can be greatly avoided.

Before operating a crane workers need to take note of the Crane’s characteristics including the Crane’s weight, is the Host Rope rated for the load, is the load getting attached correctly? Knowing this basic information gets the worker prepared to operate the crane safely.

There are many types of cranes but industrial cranes are the most powerful and dangerous type of crane and the mental aspects of operating a crane cannot be ignored. 90% of Crane-related accidents are caused by human error so the right attitude, hard work and basic knowledge are essential. An accident could kill you or someone else, so the serious nature of mentally preparing yourself cannot be overstated.

Most accidents that occur are caused by poor judgment, lack of attention or overconfidence. Run down a mental checklist before you begin. Ask yourself is you are physically and mentally prepared to work with the machine. If you are taking medication ask your doctor or pharmacist if it could affect your performance. Also, ask yourself if you are emotional prepared. Are you angry, upset and more prone to make hasty decisions?

Being prepared also involves wearing protective clothing and equipment including steel-toed safety shoes, a hard hat and safety glasses to help protect against falling objects. A tucked in, long sleeve shirt is also essential.

Once you are physically and mentally ready for the job you need to inspect the Crane and the area where you will be working. Look for small leaks, clear the space away around the crane so that nothing is in the way and check the crane itself. Test the fluid levels, controls and brakes while listening for unusual noises. Also, it’s very important to check the Limit Switches that cut off power at the end of a crane’s range of motion and the hook to make sure it’s in perfect working order and right for the job.

There are three basic categories of cranes and each has its own characteristics.

Boom Cranes such as Tower Cranes and Truck Cranes are the most complicated and require rigorous training and qualification before using them. Boom Cranes have an arm which can be raised and lowered. This changes the “Boom Angle”. Special emphasis on the setup of Boom Cranes can greatly reduce accidents. The most important thing about a Boom Crane is that it is level or it could cause severe structural damage and even tip over. Many Boom Cranes have outriggers (legs that extend and keep it level). Make sure they are on solid ground and keep the crane absolutely level. A bubble level on the base of the boom is a simple procedure to make sure the crane is level. When setting up a lift with a Boom Crane always use a load chart so you know the weight capacities for all the lifting angles. Every Boom Crane has its own load chart. One copy is attached to the crane and one copy is held by the supervisor.

Jib Cranes such as a Wall Crane or a Hammerhead Crane share many characteristics with Boom Cranes. They also have an arm which suspends the hoist Rope, Block and Hook. Jib Cranes have an arm which suspends the Hoist Rope, Block and Hook. However, unlike most Boom Cranes, a Jib Crane can not be adjusted for angle if it is locked in a horizontal position.

Before starting a Jib Crane lift, inspect the Crane for bent supports or misalignment. Make sure that you know the range of motion of the Jib Arm. Be sure that you know where the Emergency Stop Button and the Overload Indicators are located.

The third major type of Crane is the “Overhead Crane”. An Overhead Crane, such as a Gantry Crane, carries its load along a bridge. It is attached to a building’s walls, or to supports running up from the ground. Before using an Overhead Crane, make sure that the “End Stops” and “Bumpers” are secure and functioning properly. These devices prevent the Crane from running off the end of its rails and reduce the impact when a Crane reaches its End Stops. You should also test the “Trolley” (the moving portion of the Crane). Make sure that it can travel the full distance of the bridge without problems. Try the brakes to be sure that they work as well.

On any crane, the weight capacity limits should be checked before using and you should be aware of the safety devices that all cranes have. There are two kinds of devices -general Safety Devices and operational safety devices. General devices include bells and warning lights. Operational Safety Devices monitor and control the handling capacity of the Crane and include overload Indicators, emergency stop buttons and limit switches.

Now you are ready to rig the load.

Being completely prepared mentally, physically and emotionally to operate a crane is essential. Before you are ready to rig the load there are a number of steps that need to be undertaken. Do you take these steps lightly – your own safety and the safety of your co-workers depend on it.

Article Source: http://EzineArticles.com/?expert=Charlie_Bentson_King

A crane truck, in layman’s terms, is a truck with crane equipment attached to a mobile platform. The crane is hydraulically powered for the purpose of lifting and lowering heavy objects. The crane truck operation requires a well-trained, skillful operator who is knowledgeable in safety procedures necessary to avoid major accidents and prevent serious injuries from happening.

The crane truck has become a very essential piece of equipment in many industries. In the construction industry, it would be hard to imagine building a high-rise building without the benefit of such equipment. The crane on a crane truck operates in three basic ways: it can operate as a balance crane with a horizontal beam that pivots about a fulcrum to lift a load; it can operate as a jib crane with a pulley system that winds cables to enable the lifting or lowering motion; and it can operate as a hydraulic crane with a hydraulic system involving oil pressure that moves a piston that in turn lifts the cables.

The crane truck consists of the basic truck portion with an attached portion that comprises the crane and its operation. Since it is the crane itself that is so unique, following are the basic parts and descriptions of the crane portion of a crane truck:

Boom

The crane boom is the easiest feature to recognize and the most essential part of a crane truck. This is the crane’s arm that lifts and/or lowers heavy materials. Per the above, it can operate three different ways which defines the specifics of the crane boom for each type of operation.

Jib

The jib is an extension of the crane boom that extends out or telescopes to give greater length to the boom and allows for higher lifting capability.

Rotex Gear

The rotex gear is located under the cab or crane cabin and allows the cab to rotate or turn the boom by means of a hydraulic motor.

Operator’s Cab (Crane Cabin)

The operator’s cab is attached to the top of the deck, right on top of the rotex gear that allows for the cabin to turn. Inside the cab is the operator’s chair, electrical equipment and the crane’s control panel. From the chair an operator controls the crane by use of joysticks that control the left-to-right and forward-to-aft motion of the boom; and foot pedals that control the rotex gear pump pressure as well as the telescoping action of the boom.

Detachable Counterweights

Detachable counterweights are placed on the crane’s back and help prevent the crane from being unbalanced during the lifting operation. There is a specific formula to help determine how much counterweight is needed based upon the boom radius, load weight and operational boom angle.

Outriggers

The outrigger provides the stability and balance necessary to operate the crane by providing balance to prevent the crane from leaning or overturning. An outrigger has three parts: the beam or leg; the pad or foot and sometimes the float. The beam extends out to the foot, which rests on the ground. The optional float is placed under the foot to create a base that is larger than the pad to help disperse the load’s force especially when located on concrete or pavement.

So that is a short summary of the parts of a crane truck. It is amazing how much can be accomplished from the simple lever and fulcrum systems that were based on some basic laws of physics dating back to the ancient Greeks. The modern city skyscrapers would not exist without the work performed by cranes and crane trucks. Their important function as well as versatility from different models gives the lowly ‘truck with crane’ the capability to achieve truly amazing accomplishments!

Article Source: http://EzineArticles.com/?expert=Christopher_M._Hunter

It is a fact that operating cranes and hoists is a very dangerous occupation. It is known to severely injure and kill several people every year. This is why it is important that you should consider all the safety precautions when working with cranes and hoists to prevent accidents and to maximize operations.

The first thing you should consider when operating these machines is the environmental condition. If certain conditions can harmfully affect the crane and hoist operations, such as corrosive fumes, excessively high or low ambient temperatures, and locations with high traffic of vehicles or people, it is important that you should consider stopping the operation and continue when the condition is favorable.

The next thing you should consider is the location of the crane and hoist hook. Carelessness in operating crane and hoist equipments has known to severely injure and kill people. It is important that the crane and hoist operator should have coordination with a ground crew regarding the position of the crane and hoist.

Warning devices are also preferable to notify people about the hook movement. It is very important that the whole crew knows about the crane and hoist’s movement by giving them a warning. You should consider that construction sites can be a very noisy place. This is why it is important that crane and hoist should have a warning signal that will enable workers to see or hear where it is operating.

Ensuring the load is also critical. People have been killed and severely injured because of falling debris. Since a crane and hoist’s job is to carry heavy materials and move them from one place to another, it is extremely important to secure the materials on the hook so it won’t fall off.

The materials should also be balanced to avoid swaying.

Before operating a crane and hoist, the operator should inspect every part of the crane and hoist. It is important that everything should be in place and in perfect working condition before your operator should even start the crane and hoist. After inspecting the crane and hoist, your operator should then inspect the rigging equipment.

Since safety is the issue in operating a crane and hoist, the operator and everyone in the building crew should wear at least standard safety equipments, like goggles, hard hats, gloves, boots and other safety equipments.

The area of operations should be clear from other personnel in order to have safer and more efficient lifting operation. The area that will be operated should have warning signs, like caution tapes, cones or posting personnel. This will keep unwanted people out.

When the crane and hoist is actually lifting equipments, the operator should never leave it hanging for any reason at all. It is important that the operator should set the load down first in a stable position and should be detached from the hook before leaving. However, sometimes maintenance problems can stop the crane and hoist from operating and may stop with loads hanging above the ground. If this is the case, the operator should contact their supervisor and clear the area below where the loads are suspended. It is very important that no one should be allowed to pass underneath where the load is hanging.

These are some of the things you should remember when operating a crane and hoist. It is important that you realize the importance of caution and safety to protect you and your crewmen while the crane is operating.

It’s an event no construction management team or overhead crane operator ever wants to see happen: while the crane is in operation a worker unknowingly walks right underneath a load while it is being lowered and gets crushed by its weight. Unfortunately, this type of tragedy happens too often; and such accidents can be prevented by everyone’s adhering to strict on-site rules.

If you are a crane operator or supervise a construction site where an overhead crane is in regular use, you understand that this type of machine creates unique risks to workers anywhere in the vicinity of operations. OSHA as well as other safety watchdogs recommend and even require compliance with specific basic safe operations protocols: here are 10 of the most important ones that apply to operators.

1. Make sure your overhead crane has been inspected recently before use, especially if it is one to which you are not usually assigned

2. Always check the warning signal first thing to make sure it is operating properly

3. You’ll also want to double-check brakes and all essential controls before getting to work

4. If you suspect a crane may be unsafe, do NOT use it: replace suspicious overhead crane parts

5. Only authorized persons should operate cranes or give signals to the operator

6. Never, ever carry loads over other workers under any circumstances

7. Workers should never be allowed to “ride” or hang onto loads or empty hooks

8. Your signal person should always be in direct and clear view

9. Never attempt to move a load (even an inch) if it appears to be slung improperly

10. Always use your warning devices before and during all operations

Overhead cranes are valuable machines on many work sites: following basic safety rules will help ensure a job well done as well as the health and well-being of your construction crew.

Article Source: http://EzineArticles.com/?expert=Cleo_Gib

Mobile as well as a fixed crane operation is usually considered to be a daunting task. Recent reports, from labour departments around the country, have further verified that manoeuvring cranes can lead to serious injuries, and even death, if not undertaken by the experienced hands of a trained operator.

The slightest negligence of such crane operators can lead to disastrous fall of heavy objects, electrocution from crane and external power supply, massive fire break-outs and a lethal crane overload. In addition to these, and many other accident possibilities, operators, themselves, have to battle against hearing injuries from extreme noise and other damages due to the adverse effects of unfriendly natural elements.

Other than a responsible attitude, adequate crane safety training can go a long way in eliminating the hazards of crane operation. For this reason, a number of crane training institutes, which familiarise a potential operator in the security parameters of the profession, have appeared on the industrial topography of the nation.

An average crane safety training school tutors students in the federal guidelines – disseminated by the Mine Safety and Health Administration (MSHA); American National Standards Institutes (ANSI); American Society of Mechanical Engineers (ASME); and Occupational Safety and Health Administration (OSHA) – which must be known by all commercial mobile crane operators.

In addiction, such schools provide theoretical and practical knowledge about every facet and pitfall of an operation. This helps all the students, graduating from these institutes, to prevent life-threatening blunders on their real-life crane management duties.

The core programme at these schools teach students about safe manoeuvring techniques; help them to understand standard hand and vocal signals of the job; acquaint them with the engineering principles of stable lifting; aid them to grasp the length and weight capacity of different cranes; and assist them to understand various pre-lift considerations as well as the complicated dynamics of making a load charts.

Depending on different budget and proficiency requirements, such crane safety training schools are essential for all amateurs and ideal for experienced operators, who are looking for a refreshment course that updates them with the latest know-how in crane management.

Article Source: http://EzineArticles.com/?expert=David_Thomas_Wolf

Since the invention of the construction crane by the Greeks in the 6th century, this simple tool that does indeed appear to reach into the skies to perform its job has greatly advanced in its capability of moving heavy loads. It is commonly utilized in the construction industry, the transportation industry, and even in the manufacturing industry.

On the other hand, Gottlieb Daimler, a German pioneer in the internal combustion engine, centuries later in 1886 took his 4-speed transmission engine and mounted it on a stagecoach frame thereby designing the first 4-wheeled automobile. Flash forward to 1925 and Henry T. Ford’s introduction of the first factory-produced pickup truck, the Ford Model T Runabout with Pickup Body. From the first pickup truck that was introduced in 1917 to today, truck technology has greatly advanced to become the workhorse vehicle of many different industries.

Imagine combining these two divergent examples of vital equipment into one, and you have the ‘truck with crane!’ A crane truck is a perfect example of synergizing two different pieces of equipment into a whole unit that greatly enhances the usefulness of either part separately.

In constructing high-rise buildings, a truck with crane lifting capability is vital to get construction materials from the ground to the necessary high places. Imagine construction workers attempting to transport cement or steel from the ground to the 7th floor; it would probably take forever and be very labor-intensive. Using a crane truck for these tasks would surely save a large amount of money and time.

Crane Truck Types

The crane truck comes in different types, some very basic and some very sophisticated – from the basic to the most sophisticated; its functionality is nearly irreplaceable! Consider the following types of crane trucks:

Sidelifter – The sidelifter crane truck is a kind of crane truck that has the capability of loading and unloading containers from various locations, including the ground, another truck, railway car, and dock locations. A unique feature of this crane truck is its ability to stack two containers on top of themselves. Lifting is accomplished by means of a mounted pair of hydraulic cranes. The crane is equipped with hydraulic adjustable legs that are useful for operation especially on uneven ground.

Truck-mounted crane – Truck-mounted cranes are designed for highway travel, thus eliminating the need to transport the crane from site to site by some other means. This truck is only capable of traveling a few miles per hour with a suspended load and extra precautions should be taken to prevent the load from swinging sideways. Crane operators use electronic safeguards to calculate the maximum load as well as safe traveling speeds.

All terrain crane – An all-terrain or rough-terrain crane truck is geared with axles to accomplish rough terrain jobs. The number of axles of this crane ranges from 2 to 9 axles and, dependent upon the number of axles, is the maximum capacity of the crane’s lifting loads – usually up to 1,200 ton lifting capacity. This truck with a mounted crane combines together the ability to travel on road and the ability for easy maneuvering on rough terrains.

Rough terrain crane – This specialized hydraulic crane truck is design for rough terrain operations. The crane itself is mounted basically on a platform with four big tires that are able to travel under off-road and ‘rough’ conditions. For hoisting, the crane has outriggers that used to stabilize and to level the crane on rough terrains.

This vehicle is another type of truck that is very popular on construction sites as people love to stop and watch the crane reach higher than one can imagine. The unique usability of this truck cannot be easily duplicated especially in a movable form. The construction industry certainly appreciates the usability as well as the significance of the crane truck and how it can certainly reach for the skies!

Article Source: http://EzineArticles.com/?expert=Christopher_M._Hunter

With the latest boom in the construction industry, moving heavy articles – like metal planks, tons of cemented boulders and even colossal containers – has become mandatory.

Such objects may need to be hoisted up to the top floor of a skyscraper; they may be required to be carried over rough mountainous terrains to build roads; and they may also be necessary for building a long bridge over water. In short, every aspect of modern engineering activities necessitates the handling of heavy objects.

The most efficient way of dealing with the burden of such construction materials is to use a mechanised crane. However, manoeuvring such cranes is not a child’s play.

Keeping in mind, the hazardous nature of this work, most of the federal states need their commercial crane machinists to have crane operator training, before they can be given any significant crane manoeuvring assignments.

Once such training is over, all potential crane operators take an examination with Crane Institute of America Certification (CIC) that is considered to be trusted organization for licensing the mobile crane operators.

A host of reputed crane operation training institutes are available around the country. However before choosing one for your apprenticeship, you must take certain pointers into consideration.

First and foremost, proper investigation has to be carried out to ensure that the institute in question has national authorization, as far as its courses, functional branches and fee structure is concerned.

Secondly, the institute must provide specialized training in one or more category of crane management, in addition to a core program.

Thirdly, the syllabi of such an institute should also embrace practical training, as there is no real alternative for a thorough on-site handling of the crane. It would also be an added advantage if the institute, in question, runs placement assistance for its students.

Such features would ensure that you never have to invest your money on a wrong and dishonest crane operator training institute. Once, the short training period of these institutes is over, you can get employed in various industrial sectors and earn a handsome pay and added incentives for your specialization in the various fields of construction.

Article Source: http://EzineArticles.com/?expert=David_Thomas_Wolf