Get a Quote for HDPE Ground Protection Mats
RUIYANG manufactures HDPE, UHMWPE and FRAS composite mats for construction, oilfield, mining, events and civil projects worldwide. Tell us your load, ground and quantity — we reply with specifications and factory-direct pricing.
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A crane platform (or crane pad) is an engineered mat foundation that distributes a crane's load — vehicle weight plus suspended load — across soft or sensitive ground to prevent settlement and tipping. Work platform mats serve the same function for piling rigs, drilling rigs, SPMT heavy-haul transporters, and heavy equipment. The standard is composite interlocking mat systems (Dura-Base, MegaDeck, CBRM — 600–825 PSI) or thick UHMWPE panels (50 mm+), sized so that the mat area spreads the maximum outrigger or track load below the ground's allowable bearing pressure. Unlike individual outrigger pads, a platform is a continuous, connected surface.
A crane lift concentrates enormous force through a small footprint. The crane platform — the continuous mat foundation beneath the crane — is what spreads that force until the ground can bear it safely. This is distinct from outrigger pads (which support individual outrigger feet) and from access roads (which carry moving traffic). This guide covers crane and work platform matting: the engineered foundation for heavy-lift and heavy-equipment operations.
Platform vs Outrigger Pad vs Access Road
| Application | Function | Mat type |
|---|---|---|
| Crane platform (crane pad) | Continuous foundation under entire crane footprint | Composite interlocking system or thick UHMWPE grid |
| Outrigger pad | Point-load support under individual outrigger foot | Dedicated UHMWPE/HDPE outrigger pad (50–150 mm) |
| Access road | Vehicle traffic route | HDPE panels (12–20 mm) or composite |
| Work platform | Stable surface for piling rigs, drilling, SPMTs | Composite rig mats (structural depth) |
Why a Platform, Not Just Outrigger Pads?
For heavy crawler cranes and large mobile cranes, individual outrigger pads are insufficient. The crane's tracks or multiple outriggers need a continuous, connected platform that:
- Distributes total crane + load weight across the full footprint, not just at outrigger points
- Prevents differential settlement — if one outrigger sinks, the crane tips; a platform keeps all support points level
- Provides a stable, level working surface for crane setup, slewing, and lift execution
- Resists lateral forces during slewing and load swing
- Protects the ground beneath for site restoration
Platform Sizing: The Bearing Capacity Method
Engineered platform sizing
- Obtain the crane's maximum load — manufacturer's worst-case outrigger or track reaction force
- Obtain the ground's allowable bearing pressure from a geotechnical report (kPa or CBR)
- Calculate minimum platform area = maximum load ÷ allowable bearing pressure
- Add safety factor (typically 1.5–2.0 for crane lifts)
- Select composite mat system with area ≥ calculated minimum
- Verify the mat's own structural capacity — the platform must not deflect excessively under the point load
- Specify 4-way or flanged connectors — the platform must act as a continuous structural unit
Composite Mat Systems for Platforms
| System | PSI rating | Platform suitability |
|---|---|---|
| Dura-Base (NPK) | 600 psi | Arctic oilfield heritage; rental fleet; proven crane platforms |
| MegaDeck (Signature) | 600+ PSI | Flanged 4-sided; heavy-lift and event platforms |
| CBRM Pro Road (SA) | 825 psi / 580 t/m² | Hollow ribbed footing; rubber inserts for soft ground |
| Xtreme Mat | 828 PSI | Solid-core; maximum compressive strength; non-permeable |
| Thick UHMWPE (50 mm+) | 120 t+ point load | Outrigger-focused; abrasion resistance |
Work Platform Applications Beyond Cranes
Piling Rig Platforms
Piling rigs impose high dynamic loads — vibration, impact, and lateral forces. Composite rig mats create a stable, level platform that distributes piling forces and prevents the rig from settling during operation.
Drilling Rig Platforms
The entire drilling rig — mast, substructure, mud pumps, crew facilities — sits on a composite rig mat platform. This is the foundational application for rig mats in oilfield and mining.
SPMT Heavy-Haul Pathways
Self-Propelled Modular Transporters moving refinery modules, bridge sections, and offshore platforms require engineered pathways. Composite mat platforms distribute the transporter's load across soft or reclaimed ground.
Dragline Relocation
A 3,200-tonne dragline travelling for months through outback terrain requires robust platform support at each stop — composite matting creates the pathway and resting platforms.
Platform Construction Best Practice
- Prepare the ground — level major undulations; remove obstructions; verify bearing capacity
- Lay geotextile on soft ground to separate mat from soil and improve bearing
- Install the composite mat platform as a continuous, fully connected surface
- Verify level — a tilted platform creates lateral instability
- Inspect connectors — every joint must be engaged; a disconnected platform is not a platform
- Monitor during the lift — settlement indicates ground failure; stop and re-platform
- Plan demobilisation — recover mats, inspect, and document for next deployment
The Non-Conductive Platform
For crane and work platforms near energised infrastructure (transmission lines, substations), non-conductive HDPE/composite is mandatory. Steel platforms and wet timber conduct electricity, creating step-potential hazards. Composite platforms isolate the crane and crew from ground-fault currents — a regulatory requirement for energised-line work.
Frequently Asked Questions
What is the difference between a crane platform and an outrigger pad?
A crane platform is a continuous, connected mat foundation beneath the entire crane footprint, distributing total crane + load weight. An outrigger pad supports a single outrigger foot's point load. Heavy cranes need a platform (not just pads) to prevent differential settlement and provide a level, stable working surface across the full footprint.
How do you size a crane platform?
Obtain the crane's maximum load (worst-case outrigger/track reaction) and the ground's allowable bearing pressure from a geotechnical report. Minimum platform area = maximum load ÷ allowable bearing pressure. Add a safety factor (1.5–2.0). Select a composite mat system with area ≥ calculated minimum, and verify the mat's own structural capacity against the point load.
Which composite mat is best for crane platforms?
Dura-Base (600 psi, Arctic heritage), MegaDeck (600+ PSI, flanged), CBRM (825 psi / 580 t/m², hollow ribbed), and Xtreme Mat (828 PSI, solid-core) all serve crane platforms. Choose by load tier, regional availability, and whether you need rental (Dura-Base) or purchase (CBRM, Xtreme, MegaDeck).
Can crane platforms be used near power lines?
Yes — but only non-conductive HDPE or composite platforms. Steel and wet timber conduct electricity, creating step-potential hazards. Composite platforms isolate the crane and crew from ground-fault currents, making them the regulatory requirement for crane work near energised infrastructure.
Get a Quote for HDPE Ground Protection Mats
RUIYANG manufactures HDPE, UHMWPE and FRAS composite mats for construction, oilfield, mining, events and civil projects worldwide. Tell us your load, ground and quantity — we reply with specifications and factory-direct pricing.
🌐 Website: rdmats.com