8 Min read
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May 14, 2023
Cranes make it possible to lift, move, and position heavy materials that would be difficult or impossible to handle manually. But lifting operations also introduce serious risks when equipment is overloaded, poorly maintained, improperly positioned, or operated outside its rated capacity.
Modern crane safety technology gives operators and site managers better information before and during a lift. Load monitoring systems, anti-two-block devices, boom angle indicators, cameras, wind sensors, remote controls, and telematics can all help improve situational awareness and reduce avoidable risks.
Technology does not replace trained operators, proper rigging, inspections, or safe work procedures. Instead, it gives crews better tools to make informed decisions.
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Advanced crane technology refers to electronic, mechanical, and digital systems designed to improve crane safety, lifting accuracy, operator awareness, and equipment monitoring.
Depending on the crane and application, these systems can monitor factors such as:
Load weight
Boom angle and length
Load radius
Wind speed and direction
Equipment position
Hydraulic pressure
Operating hours
Maintenance requirements
Proximity to obstacles
Potential two-blocking conditions
For example, OSHA requirements for construction cranes address operational aids such as boom hoist limiting devices and anti-two-blocking devices. Load weighing and rated-capacity systems can also help operators verify that a planned lift remains within the crane's capacity.
Not every crane needs the same technology. The right combination depends on the machine, jobsite, load, and lifting conditions.
A load moment indicator (LMI) helps operators monitor critical lifting information such as load weight, boom angle, operating radius, and rated capacity.
This information can give an operator an early warning when a lift is approaching the crane's limits.
OSHA recognizes load moment indicators, rated capacity indicators, and rated capacity limiters as methods that can help determine whether a load exceeds specified capacity under applicable conditions.
For operators, the biggest advantage is better visibility into what the crane is doing instead of relying only on estimates.
Two-blocking occurs when the load block or overhaul ball contacts the boom tip or upper block. This can damage components and potentially contribute to a load-control failure.
An anti-two-block device is designed to help prevent this condition by monitoring the relationship between the load block and boom tip.
OSHA specifically addresses anti-two-blocking devices for applicable crane types and applications.
For crane operators, this is one of those technologies that may not get much attention during normal operation—but becomes extremely important when something goes wrong.
The crane's capacity can change significantly depending on boom configuration and load radius.
Boom angle indicators provide the operator with information about boom position, while systems on telescopic cranes can indicate boom extension.
This information helps operators understand how changes in boom position affect the lift and maintain operation within the crane's rated limits.
Wind can have a major effect on crane operations, especially when lifting large or irregularly shaped loads.
Wind monitoring systems provide operators with real-time information about conditions at the crane. OSHA regulations specifically address wind speed and direction indicators for certain crane applications, including tower cranes and floating cranes where wind is a factor.
A wind sensor is particularly useful when handling loads that can act like sails.
Large cranes can create significant blind spots around the machine.
Cameras, remote video systems, and display monitors can improve visibility around the crane, helping operators identify equipment, workers, obstacles, and the surrounding work area.
Better visibility can also make communication with ground crews easier, particularly on congested construction sites.
Remote crane controls allow operators to control certain equipment functions from a location away from the machine.
This can be useful when the operator needs a better view of the load or when remaining inside a traditional cab would place the operator closer to a particular hazard.
Remote operation isn't appropriate for every crane or application, but it can be valuable where visibility and operator positioning are major concerns.
Telematics takes crane monitoring beyond the cab.
Modern telematics systems can collect information about operating hours, machine utilization, maintenance events, location, and equipment performance.
For fleet managers, this information can help answer practical questions:
How often is the crane being used?
Is scheduled maintenance being completed?
Where is the equipment operating?
Are there unusual operating patterns?
When should maintenance be planned?
Which machines are being underutilized?
The result is a more complete picture of equipment health and utilization.
Different technologies solve different problems. Instead of looking for one system that does everything, fleet managers should consider which risks are most relevant to their work.
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The biggest benefit of advanced crane technology is better information at the right time.
Before a lift, operators and supervisors can use equipment data, load information, rated-capacity charts, site conditions, and weather information to plan the operation.
During the lift, monitoring systems can provide additional information about load conditions, boom configuration, and surrounding conditions.
After the operation, telematics and machine records can help fleet managers identify maintenance needs and equipment utilization patterns.
However, technology should be treated as an additional layer of protection - not a substitute for safe operating procedures.
OSHA requires applicable crane operations to remain within rated capacity, and operators must account for conditions such as wind, ice, and snow when those conditions affect equipment stability or rated capacity.
Even the most sophisticated crane cannot compensate for damaged equipment.
Pre-shift inspections remain an important part of safe crane operation. Depending on the equipment and applicable requirements, inspections can include safety devices, controls, hydraulic lines, hooks, wire rope, tires, ground conditions, and other critical components.
When buying a used crane, this becomes especially important.
Look beyond the electronics and ask about:
Maintenance records
Inspection history
Wire rope condition
Hook and latch condition
Hydraulic leaks
Boom wear or damage
Outriggers
Tires or undercarriage
Load moment and safety systems
Telematics and electronic controls
Previous operating environment
A crane with advanced technology is only as valuable as the condition of the underlying machine.
If you're buying or upgrading a crane, start with the work rather than the technology.
Consider the typical loads, required lifting radius, boom configuration, jobsite conditions, weather exposure, transportation requirements, and frequency of use.
Then determine which safety technologies provide the most practical benefit.
For example, a fleet performing frequent heavy lifts may place greater value on load monitoring and rated-capacity systems. A contractor working in congested urban environments may prioritize cameras and proximity awareness. A large fleet may benefit more from telematics that provides equipment and maintenance data across multiple machines.
The goal isn't to buy the most technology. It's to choose the right technology for the risks and applications your crane faces every day.
For many operations, the value goes beyond preventing a single incident.
Better monitoring can help operators make more informed decisions. Improved visibility can make difficult jobs easier to manage. Telematics can help fleet managers schedule maintenance and understand utilization. Safety systems can also provide another layer of protection when operating conditions change.
The return on investment ultimately depends on the crane, application, operating environment, and cost of downtime.
For used equipment buyers, technology should therefore be considered alongside the machine's age, operating hours, maintenance history, structural condition, and overall ownership cost.
There isn't one technology that is best for every crane. Load monitoring, rated-capacity systems, anti-two-block devices, boom indicators, cameras, and other operational aids each address different risks.
A load moment indicator provides information about lifting conditions such as load, radius, and crane configuration, helping the operator understand how close the operation is to the machine's rated limits.
An anti-two-block device helps prevent the load block or overhaul ball from contacting the boom tip or upper block, reducing the risk of equipment damage and load-control problems.
Yes. Telematics can provide operating-hour and equipment-use information that helps fleet managers plan maintenance and monitor utilization.
No. Technology should complement trained operators, proper rigging, inspections, load planning, manufacturer instructions, and applicable safety requirements.
Advanced crane technology can make lifting operations more informed, measurable, and manageable. But the best crane is still one that matches the job, has a strong maintenance history, and is properly inspected before purchase.
If you're shopping for used heavy equipment, take the same approach: understand the application, verify the machine's condition, review its history, and compare the total cost of ownership before making a decision.
Ready to find the right used crane or other heavy equipment?
1. Define the job — Determine the required lifting capacity, reach, terrain, and operating environment.
2. Compare equipment — Review machine specifications, hours, condition, attachments, and available technology.
3. Check the history — Look at inspection records, maintenance history, and overall machine condition.
4. Consider financing and transport — Factor equipment financing and transportation into the total purchase cost.
5. Buy with confidence — Choose equipment that fits your workload today while making sense for your long-term operating costs.
Explore available used heavy equipment from Boom & Bucket and compare your options before your next project.

Post acquisition of Boom & Bucket, the company he founded, Adam now leads Marketplace Growth for Ritchie Bros.