Why Standards Matter in Pallet Racking Design
Pallet racking standards exist to prevent structural failures that can cause injuries, fatalities, and catastrophic inventory losses. Choosing the wrong standard for your project — or ignoring standards entirely — exposes your operation to legal liability, insurance denial, and potential collapse.
This article provides a practical comparison of the two most globally influential pallet racking standards to help you determine which applies to your next project.
FEM 10.2.02: The European Standard
Overview
FEM 10.2.02 (full title: Design of Steel Pallet Racking Systems — General Principles and Requirements) is published by the Racking & Shelving Product Group of the European Materials Handling Federation (FEM). First released in the 1980s, it has been continuously updated and is now at Revision 2.02 (2021).
Scope
The standard covers the complete structural design methodology for adjustable pallet racking, including:
- Upright frame design: Axial capacity, buckling resistance, bracing requirements
- Beam design: Bending resistance, shear, deflection limits, connector capacity
- Base plate design: Anchor requirements, foundation load transfer
- Load combinations: Dead + live + seismic + wind + forklift impact
- Safety classification: Storage classes based on pallet type and handling method
Design Philosophy
FEM uses Limit State Design (LSD) with partial safety factors:
| Load Type | Partial Safety Factor | Description |
|---|---|---|
| Dead load ($G_k$) | 1.35 or 1.0 | Favorable vs. unfavorable |
| Variable pallet load ($Q_k$) | 1.50 or 1.0 | Favorable vs. unfavorable |
| Seismic ($A_k$) | 1.00 | Combined with reduced pallet factors |
| Forklift impact ($F_k$) | 1.50 | Lateral point load on upright |
Where FEM Applies
- Primary: All EU member states (often mandated by national legislation)
- Secondary: Middle East, Southeast Asia, Africa, South America (widely adopted as a "best practice" standard)
- Project requirement: Many international projects specify FEM compliance regardless of location
ANSI/RMI MH16.1: The American Standard
Overview
ANSI/RMI MH16.1 (full title: Specification for the Design, Testing, and Utilization of Industrial Steel Storage Racks) is published by the Rack Manufacturers Institute (RMI) under the umbrella of MHI (Material Handling Industry). The current version is the 2024 edition.
Scope
The standard covers:
- Structural design: Allowable Stress Design (ASD) methodology
- Component testing: Standardized test procedures for beams, uprights, connectors
- Installation requirements: Anchoring, bracing, tolerance specifications
- Safety requirements: Operation, maintenance, inspection protocols
Design Philosophy
RMI uses Allowable Stress Design (ASD) with a single safety factor approach:
| Load Type | Safety Factor | Description |
|---|---|---|
| Gravity loads | 1.67 | Dead + live combined |
| Seismic loads | 1.33 | Reduced for seismic combination |
| Impact loads | Varies | Applied as lateral force on upright |
Where RMI Applies
- Primary: United States, Canada, Mexico
- Secondary: Latin American markets
- Project requirement: US-funded or US-operated facilities worldwide
Head-to-Head Comparison
| Feature | FEM 10.2.02 | RMI MH16.1 |
|---|---|---|
| Design method | Limit State Design (LSD) | Allowable Stress Design (ASD) |
| Safety factors | Multiple partial factors | Single overall factor |
| Seismic design | Detailed seismic provisions | Detailed seismic provisions |
| Forklift impact | Explicit point load model | Explicit point load model |
| Testing requirements | Component testing protocol | Full-scale testing protocol |
| Deflection limits | L/200 (beams) | L/180 (beams) |
| Upright bracing | Specific bracing requirements | Specific bracing requirements |
| Maintenance guide | Referenced via EN 15635 | Included in MH16.1 |
| Update frequency | Major revisions every 5-8 years | Major revisions every 5-8 years |
Which Standard Do You Need?
Use FEM 10.2.02 if your project is:
- Located in Europe, Middle East, Southeast Asia, or Africa
- Funded by European investors or for European-owned operations
- Supplying to European retailers (many require FEM compliance)
- In a region without a local standard (FEM serves as de facto standard)
Use RMI MH16.1 if your project is:
- Located in the United States, Canada, or Latin America
- For US government or military facilities
- Supplying to US retailers or distributors
- In a jurisdiction that specifically requires RMI compliance
When Both May Apply
International companies operating across regions may need to comply with both. In such cases:
- Design to the more stringent requirement for each parameter
- Maintain separate documentation for each standard
- Use FEM-certified components (often accepted by RMI) with additional RMI-specific testing
Compliance Verification
Regardless of which standard applies to your project:
- Request certification from your racking supplier
- Verify with a third-party engineer for critical applications
- Maintain documentation for insurance and legal purposes
- Schedule regular inspections per the applicable maintenance standard
Need a certified engineer to review your racking design for FEM or RMI compliance? Contact our engineering team for a free structural assessment.
> All racking products from our verified manufacturing partners carry full FEM 10.2.02 and RMI MH16.1 certification, with independent third-party test reports available upon request.