Crane Foot Support Pads are durable polyethylene support panels designed to distribute stabilizer and outrigger forces over a larger ground area. Typical reference sizes include 450 × 450 × 25 mm, 600 × 600 × 40 mm, 800 × 800 × 40–60 mm and 1000 × 1000 × 50–80 mm. The square structure, circular recessed positioning area, reinforced design and reusable construction make the pads suitable for mobile cranes, pump trucks, boom trucks and other stabilizer-equipped machinery.
Crane Foot Support Pads are durable polyethylene support panels designed to create a larger effective contact area beneath crane outriggers, stabilizer feet, concrete pump supports, boom truck legs, and other outrigger-equipped machinery. The pads help distribute concentrated equipment reactions across a broader supporting surface when the correct size, thickness, material structure, and installation method are selected.
The product shown features a square red panel, a large circular recessed support area in the center, a solid upper working surface, and a reinforced lower structure. The recessed area provides a clear positioning zone for the stabilizer foot, while the square outer dimensions create a practical support footprint beneath the equipment.
Unlike temporary roadway mats, which are designed to create continuous access routes for vehicles, these support pads are placed directly beneath individual equipment feet. Their primary function is to increase the effective bearing area between the stabilizer and the supporting ground.
Crane Foot Support Pads can be supplied in different square dimensions and thicknesses according to the equipment type, maximum outrigger reaction, stabilizer foot size, supporting ground condition, and required effective bearing area.
Typical reference specifications include:
| Reference Size | Typical Thickness | Approx. Weight | Typical Application |
|---|---|---|---|
| 450 × 450 mm | 25 mm | Approximately 5 kg | Small stabilizers and lighter equipment |
| 600 × 600 mm | 40 mm | Approximately 14–15 kg | General truck and equipment outriggers |
| 700 × 700 mm | 40–50 mm | Approximately 19–24 kg | Medium crane and stabilizer support |
| 800 × 800 mm | 40–60 mm | Approximately 25–38 kg | Larger vehicle and crane support areas |
| 900 × 900 mm | 50–60 mm | Approximately 38–48 kg | Heavy equipment support applications |
| 1000 × 1000 mm | 50–80 mm | Approximately 48–78 kg | Large stabilizer reactions and wider support areas |
Other practical thickness options may include approximately 25 mm, 30 mm, 40 mm, 50 mm, 60 mm, 70 mm, and 80 mm. The final thickness should not be selected by equipment weight alone.
Actual product weight can vary according to exact dimensions, material density, circular recessed area, lower reinforcement structure, carrying features, edge design, and other structural details.
| Specification | Typical Reference |
|---|---|
| Product type | Crane and equipment foot support pad |
| Primary material | HDPE or selected high-performance polyethylene grade |
| Common shape | Square |
| Common color | Red |
| Other color options | Black, blue, yellow and other project-specific colors |
| Upper structure | Circular recessed positioning area |
| Lower structure | Flat or reinforced support structure depending on design |
| Typical use | Crane outriggers, stabilizers and machinery support feet |
The final material, dimensions, thickness, reinforcement structure, and center recess should be selected according to the actual equipment and support conditions.
The correct pad size should not be selected only according to the total weight or rated lifting capacity of the machine.
A crane, concrete pump, or boom truck can transfer different forces through individual stabilizers depending on the operating configuration.
Important selection factors include:
A practical starting relationship is:
Maximum Outrigger Reaction Force ÷ Allowable Ground Bearing Pressure = Minimum Effective Pad Area
After determining the required minimum area, the strength and stiffness of the support pad should also be evaluated.
For additional technical information, see this external resource about outrigger pad sizing principles.
A support pad does not automatically distribute the outrigger reaction uniformly across its complete geometric area.
The actual load distribution depends on the relationship between:
If the support pad is not sufficiently rigid for the application, a smaller part of the pad may carry a greater proportion of the force.
For demanding applications, simply increasing the outside dimensions without considering material and rigidity may not provide the intended load distribution.
The most visible structural feature of these Crane Foot Support Pads is the circular recessed area in the center of the upper surface.
This area creates a defined visual and physical positioning zone for the stabilizer foot.
The center structure can help:
The diameter and depth of the recessed section should be selected according to the stabilizer foot dimensions and the complete pad structure.
The outrigger foot should normally be positioned within the intended working area rather than close to an unsupported outer edge.
Where the stabilizer foot is positioned can influence how effectively the pad distributes the applied force.
A foot positioned near the center of a suitable pad can use the surrounding support area differently from a foot positioned close to the outer edge.
Before applying equipment load, check that:
The circular center area shown on this product provides a useful reference for repeated positioning during equipment setup.
The product is manufactured from durable polyethylene material for repeated outdoor equipment support applications.
Depending on the required dimensions and operating conditions, the product may use HDPE or another selected high-performance polyethylene grade.
Typical material characteristics include:
Unlike steel support plates, polyethylene does not rust.
Compared with traditional timber supports, plastic pads have low water absorption and do not rely on natural wood grain, knots, or moisture condition.
After outdoor operation, mud, gravel, and surface contamination can be removed before inspection and storage.
The reference image shows that the pad is not simply a completely flat thin plastic plate. The lower section includes structural features that help form the overall support design.
Depending on the product configuration, the lower structure may include:
The final lower structure should be selected according to the required stiffness, material, pad dimensions, supporting surface, and equipment reaction.
A reinforced appearance should not be interpreted as a universal capacity rating. Actual performance still depends on the complete support system.
An outrigger or stabilizer transfers a concentrated force through a relatively small original equipment foot.
Crane Foot Support Pads increase the effective contact area between this foot and the supporting surface.
A correctly selected support pad can help reduce concentrated pressure when:
The objective is not simply to place any plastic plate under a crane.
The complete support arrangement should consider the equipment reaction, ground, pad, stabilizer foot, and operating configuration together.
Crane Foot Support Pads can be used with many types of machinery that rely on outriggers or stabilizers during operation.
Typical applications include:
The correct product specification should always be matched to the individual equipment and support conditions.
Mobile cranes use outriggers to create a wider operating base during lifting operations.
The forces acting through individual outriggers can vary significantly according to boom position, working radius, load position, and equipment geometry.
When selecting support pads for a mobile crane, consider:
The same crane may require different consideration when operating on concrete, asphalt, compacted gravel, firm soil, or softer surfaces.
Concrete pump trucks also use stabilizers to create a wider operating base.
Crane Foot Support Pads may be suitable for selected pump truck applications when the dimensions, material, support area, and structure are appropriate.
Important factors include:
The support pad should be positioned and monitored according to the equipment setup requirements.
Boom trucks, utility vehicles, and service equipment may use stabilizers during lifting, maintenance, and aerial operations.
Typical equipment includes:
The required pad dimensions should be based on the actual stabilizer reaction and supporting surface rather than the equipment category alone.
Crane Foot Support Pads may be used on different surfaces when the supporting ground and complete setup are appropriate.
Typical surfaces include:
Before positioning the support pad, inspect the area for:
The effective pad area should have suitable support underneath.
A pad placed across a void or unsupported edge can behave differently from the same product placed on a properly prepared surface.
Hard surfaces can also require careful pad selection.
Although asphalt or concrete may appear strong, the complete setup should still consider:
A suitable pad can increase the support area, but it does not automatically make an unsuitable underlying structure safe.
Soil and gravel surfaces can vary significantly according to moisture, compaction, depth, and previous disturbance.
Before setup, evaluate:
A larger support area may be required where the allowable ground pressure is lower.
The reference product is shown in a high-visibility red color.
Other practical colors may include:
Different colors may help with:
Color should not be treated as an indication of load capacity.
Different equipment applications may require different upper or lower surface structures.
Possible configurations include:
The correct surface design should match the stabilizer foot, pad structure, supporting ground, and intended operating conditions.
A major advantage of Crane Foot Support Pads is their reusable construction.
After equipment operation is completed, the pads can be:
The regular square design allows multiple pads to be organized during storage and transportation.
Reusable equipment support pads should be inspected before demanding applications.
Check:
A damaged pad should be evaluated before it returns to heavy equipment support service.
The supporting ground should also be inspected every time the equipment is repositioned.
Mud, gravel, sand, concrete residue, oil, and other debris may remain on support pads after outdoor operation.
Cleaning can help:
Large debris trapped beneath a support pad should be removed before equipment loading because it may create concentrated contact areas.
Square support pads can be stacked efficiently when they are not in use.
During storage:
Handling procedures should always match the actual pad dimensions and weight.
You can also view our complete range of crane outrigger pads for mobile cranes, concrete pumps, boom trucks, lifting equipment, stabilizer systems, and related heavy machinery support applications.
Crane Foot Support Pads provide a practical support solution for mobile cranes, truck-mounted cranes, concrete pump trucks, boom trucks, utility vehicles, and other stabilizer-equipped machinery. Their square support structure, circular recessed positioning area, wear-resistant polyethylene material, reinforced design, reusable construction, and multiple size options make them suitable for a wide range of equipment support applications.
Typical reference specifications include approximately 450 × 450 × 25 mm, 600 × 600 × 40 mm, 700 × 700 × 40–50 mm, 800 × 800 × 40–60 mm, 900 × 900 × 50–60 mm, and 1000 × 1000 × 50–80 mm. Final dimensions, thickness, material grade, effective support area, recessed structure, and lower reinforcement design should always be selected according to the maximum outrigger reaction, allowable ground pressure, stabilizer foot dimensions, supporting surface, and actual operating requirements.
Check drawings for full specifications and confirm materials according to service conditions to prevent product defects.
Inspect all key processing steps and fully verify dimensions, holes, grooves and fitting surfaces.
Deburr, chamfer and clean products for easy installation. Ensure uniform quality among batch products.
Choose appropriate packaging solutions based on product features to protect goods from collision, deformation and mixing during transit.
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