What is a Jib Crane? Complete Guide

What is a Jib Crane? Complete Guide

Overhead cranes cover full-bay lifting, but they don’t solve the problem most facilities face daily: short-range, repetitive lifting at a single workstation. Workers improvise with manual handling, forklifts in tight spaces, or shared overhead crane time—each option slower, riskier, or more expensive than the task requires. Jib cranes exist precisely for this gap. A single unit mounts at one workstation, covers a defined radius, and handles loads from 250kg to several tons with full operator control. This guide covers what jib cranes are, how they work, the main types, key design features, practical benefits, common applications, selection factors, and installation basics.

What Is a Jib Crane?

A jib crane is a fixed lifting device with a horizontal boom extending from a vertical support structure. A hoist and trolley run along the boom. The boom rotates around its mounting point to cover a defined arc or full circle. Load movement happens within this radius—not across a full bay.

The name comes from the nautical term for an angled spar on a ship’s mast. Industrial jib cranes carry the same geometry: an arm projecting outward from a vertical anchor point, with lifting equipment at the end. The design has been standard in workshops and port facilities for over a century.

Typical capacity ranges from 250kg to 15 tons. Most industrial applications fall between 500kg and 5 tons. Boom lengths from 2 to 10 metres define the working radius.

How a Jib Crane Works

The boom extends horizontally from a mast or wall bracket. Rotation occurs around the vertical mounting axis. The hoist travels along the boom on a trolley, providing radial movement. Combined, these two motions cover every point within the coverage arc.

Electric hoists provide powered vertical movement and, in some configurations, powered trolley travel and boom rotation. Manual versions use hand-pushed boom rotation and chain block hoists. The control method—manual, electric, or pneumatic—matches the application’s cycle frequency and precision requirements.

The coverage footprint is the key operational feature. A 5-metre boom with 270° rotation covers approximately 35 square metres of floor area from a single mounting point. An overhead crane covering the same area costs three to five times more in total installed infrastructure.

Types of Jib Cranes

Each type suits a different mounting condition and workspace:

  • Freestanding (pillar-mounted): Floor-anchored mast, 360° rotation, no building structure required
  • Wall-mounted: Attached to building column or wall, up to 180° rotation, lower foundation cost
  • Mast-type: Similar to freestanding but with top and bottom bracket supports from building structure
  • Articulating (knuckle): Two-arm design for tight spaces and work around obstructions
  • Portable: Wheeled base for temporary use at varied locations, lighter capacities

The contrarian insight: facilities often install one overhead crane to handle workstation lifting, then add jib cranes later once they see the productivity difference. The reverse sequence—specifying jib cranes from the start at known fixed-position lifting locations—costs less and solves the problem more directly.

Key Design Features

Rotation range defines coverage. Wall-mounted designs cover up to 180°. Freestanding and mast-type designs cover up to 360°. The difference determines whether the crane can serve one side of a workstation or wrap fully around it.

Structural support requirements differ by type. Freestanding cranes require a dedicated floor foundation carrying both vertical load and overturning moment. Wall-mounted cranes transfer bending forces into the building column or wall—structural assessment is mandatory before mounting.

Hoist options span manual chain blocks, electric wire rope hoists, and electric chain hoists. The right choice depends on lift frequency, precision need, and operator ergonomics. High-cycle applications justify electric hoists. Occasional lifts suit manual chain blocks at lower cost.

Benefits

Cycle time at the workstation drops when the operator controls the lifting resource directly. No waiting for a shared overhead crane. No repositioning a forklift. One operator handles material flow independently.

Ergonomics improve measurably. Repetitive manual lifts above 25kg carry significant musculoskeletal injury risk across a shift. Jib cranes eliminate manual handling at the weights where injury risk is highest—typically 50kg and above in production environments.

Maintenance demands are low. The mechanical system is simple: a fixed boom, a trolley, and a hoist. Few moving parts means fewer failure points. Routine inspection and lubrication are the primary maintenance tasks.

Applications

The common thread across applications is this: short-range, repetitive lifting at a defined location. The specific task varies by industry, but the geometry is the same.

  • Machine shops: loading workpieces onto CNC machines, moving fixtures and tooling
  • Assembly lines: positioning components during build sequences
  • Warehouses: loading bays, mezzanine transfers, conveyor infeed points
  • Fabrication yards: welding stations, press and punch machine loading
  • Maintenance workshops: equipment disassembly, heavy component movement to workbenches
  • Food and processing: hygienic stainless-steel variants for ingredient handling

Selection Factors

Capacity and boom length come first. Specify maximum load including rigging, then add a 20% buffer. Boom length sets the working radius—measure actual reach needed, not an approximation.

Mounting type follows from the building. Freestanding suits open floor areas with no suitable wall structure. Wall-mounted suits perimeter workstations with verified column or wall capacity. Mast-type suits locations near building steelwork at two height levels.

Rotation requirement determines coverage. A workstation against a wall needs 180°. A central machine station benefits from 270–360°. Over-specifying rotation adds cost without benefit.

Environmental conditions matter for specification. Indoor clean environments suit standard finishes. Washdown or outdoor applications need stainless construction or galvanised steel with sealed electrical components.

Installation and Safety

Foundation design for freestanding cranes requires geotechnical input. The overturning moment at the base column is the governing load—often 3–5 times the rated lift capacity in bending terms. Under-specified foundations fail progressively and are expensive to correct.

Rotation clearance verification prevents collision. Map the full arc of the boom at maximum radius and check for equipment, columns, and overhead obstructions. This check happens at design stage, not after installation.

Safety requirements include end stops preventing boom over-rotation, hoist limit switches for upper and lower travel, and load capacity labelling. Regular inspection covers boom structure, mounting connections, hoist function, and trolley wheel condition.

Frequently Asked Questions

What is the difference between a jib crane and an overhead crane?
An overhead crane covers the full working floor area of a bay, travelling on elevated runways. A jib crane covers a limited radius from one fixed mounting point. Jib cranes cost far less to install at a single workstation and suit repetitive short-range lifting directly. Overhead cranes serve wide-area lifting needs where coverage across the full facility floor is required.

Can a jib crane be installed on any wall or column?
No. Wall-mounted jib cranes impose significant bending forces on the mounting structure. A professional structural assessment is mandatory before installation. Inadequate wall or column structure requires reinforcement or reclassification to a freestanding design. Never assume building structure is adequate without engineering confirmation.

What capacity jib crane do I need?
Calculate maximum lifted load including all rigging and attachments, then add a 20% buffer for dynamic forces. Most workshop and assembly applications fall between 500kg and 3 tons. Higher-capacity jib cranes up to 15 tons are available but require proportionally larger foundations and structural support.

How much does jib crane installation cost compared to overhead cranes?
Total installed cost for a jib crane at a single workstation is typically 30–60% lower than a small overhead crane covering the same area. The saving comes from simpler structure—one column or wall bracket versus full runway beams, columns, and electrical infrastructure. Multiple jib cranes at separate workstations are often cheaper than one shared overhead crane serving the same locations.

How often do jib cranes need maintenance?
Routine inspection at monthly intervals covers structural connections, boom and trolley condition, hoist function, and end stop operation. Annual comprehensive inspection by a qualified engineer is required for regulatory compliance. Lubrication of trolley wheels and slewing bearing—if fitted—is the main scheduled maintenance task between inspections.

Conclusion

Jib cranes solve the workstation lifting problem that overhead systems address inefficiently. The design is simple, proven, and directly matched to the geometry of fixed-position, short-range industrial lifting. Identify the repetitive lifts in your facility, confirm mounting structure adequacy, and specify the right type for each location. Contact Heben Cranes to get a jib crane specification matched to your exact load, radius, and building conditions.

Heben Cranes manufactures wall-mounted, freestanding, mast-type, and articulating jib cranes from 250kg to 15 ton capacities with boom lengths to 10 metres and rotation options from 180° to 360°. Our engineering team assesses mounting structure, designs foundations for freestanding units, specifies hoist configurations for cycle frequency and precision requirements, and supports installation through commissioning. Every unit includes full safety documentation, load test certification, operator training, and warranty. Contact Heben Cranes for a workstation assessment and jib crane specification designed for your facility’s specific lifting requirements.

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