How to Choose the Right Ladder
Why Ladder Choice Matters
The wrong ladder slows teams, raises risks, and costs more over its life. The right ladder, matched to height, load, and environment, protects uptime, keeps staff safe and improves efficiency. At Dreymar Industrial, we help South African operations select ladders as part of a broader access and materials handling plan, tying them into racking, storage, and workflow safety.
Key Takeaways
- Match ladder type to task, height, load, and environment. Use the 4:1 angle for extension ladders and never stand on the top step.
- Choose duty rating by total load (user + tools). Pick aluminium for lightweight handling, fibreglass for electrical safety and steel for heavy-duty.
- Align ladder feet and stability features to surface conditions; use platform ladders or towers for long-duration tasks.
- Integrate ladders with racking, storage, and handling workflows to keep bases clear and teams productive.
- Verify compliance labels (ANSI/EN/OSHA) and train teams on inspections, safe setup, and three points of contact.
- Source from vetted suppliers with spares, parts, and warranties; compare lifecycle cost, not just upfront ladder prices.
Height and Reach
- Measure working height (task, not ceiling).
- Apply the 4:1 rule for extension ladders (1 foot out for every 4 feet high).
- Stay off the top step/cap, limit reach for safety.
| Task Height (ft) | Ladder Type | Ladder Size (ft) | Notes |
|---|---|---|---|
| 8 | Step | 6 | Stand two steps down |
| 12 | Platform | 8 | Guardrail recommended |
| 16 | Extension | 20 | 4:1 setup ratio |
| 20 | Extension | 24 | Extend 3 ft above landing |
Load Ratings and Materials
Always size for user + tools + PPE.
| Duty Rating | Max Load | Typical Use |
|---|---|---|
| Type IAA | 170 kg | Heavy industrial |
| Type IA | 136 kg | Jobsite, daily picks |
| Type I | 113 kg | General trade |
| Type II | 102 kg | Light commercial |
| Type III | 91 kg | Light, occasional use |
- Aluminium ladders - light, corrosion-resistant, easy to move.
- Fibreglass ladders - non-conductive, ideal near electricity.
- Steel - heavy-duty, high-wear sites.
Environment and Safety
- Match ladder feet to surface: rubber for smooth floors, spiked for uneven ground.
- Control traffic: protect ladder zones from vehicles, doors, or forklifts.
- For long-duration work: use platform ladders or access towers.
- Train on three points of contact and pre-use inspections.
Task Fit and Ladder Formats
- Step ladders: everyday service work, picking, light maintenance.
- Extension ladders: high reach, facade or racking checks.
- Platform ladders: longer duration, safer standing, tool storage.
- Access towers: static work over 30 minutes, multiple users.
The Main Types of Ladders at a Glance
Choosing the right ladder starts with knowing what each type is actually built for, not just how tall it is. A step ladder is a free-standing, self-supporting ladder for everyday tasks like stock picking, light maintenance, and general reach work, it doesn't need a wall or surface to lean against, which makes it the most flexible option for a busy floor.
A single ladder is a fixed-length leaning ladder, straightforward and non-extending, suited to a consistent access point such as a fixed racking level or mezzanine landing. An extension ladder telescopes to reach higher points, facades, racking, or roof access, and needs a stable surface to rest against at the correct angle. A platform ladder adds a standing platform and often a guardrail, suited to longer jobs where stability and hands-free working matter more than portability.
A combination ladder can be reconfigured between a step and an extension format, useful where storage space is limited and the task mix varies. A mobile ladder adds locking castors for repositioning across a large floor without repeated lifting and carrying.
For most day-to-day work in a South African warehouse or workshop, the choice comes down to a step ladder for close, frequent tasks and an extension ladder for height, with single, platform, combination, and mobile options covering the more specific jobs in between.
Integration with Storage and Handling
Ladders should fit your warehouse workflow.
- Align ladder heights with racking beam levels.
- Stage trolleys and dollies nearby to cut climb time.
- Keep bases clear of drum handling and traffic paths.
- Store safely in racks, lockers, or wall hooks to prevent damage.
Procurement and Compliance
- Verify ANSI/EN/OSHA labels and safe load ratings.
- Inspect before use and log monthly checks.
- Compare suppliers on stock, spares, service, and ladder prices.
- Consider total cost of ownership, not just purchase price.
Conclusion
The right ladder improves safety, speed, and ROI. By matching type, duty rating, and material to your environment, you protect your team and your budget. Dreymar Industrial supplies ladders alongside racking, shelving, and materials handling systems, so your access choice fits into a complete, compliant workflow.
Frequently Asked Questions
- Why is ladder selection so important? Because the wrong ladder increases risks, slows work, and adds costs. Correct sizing and duty rating improve safety and productivity.
- How do I measure the correct ladder height? Measure the task height, add safe reach, and apply the 4:1 rule for extension ladders. For step/platform ladders, never use the top step or cap.
- What duty rating do I need? Duty rating includes user + tools. Type IA/IAA are safest for industrial and daily multi-shift use.
- Which material should I choose? Aluminium for lightweight and corrosion resistance. Fibreglass for electrical safety. Steel for heavy-duty industrial sites.
- When should I use a platform or access tower instead of a ladder? Use them for long-duration tasks, two-handed work, or static jobs over 30 minutes. They reduce fatigue and improve ergonomics.
- What are the main types of ladders? Step, extension, platform, combination, single, and mobile ladders cover most industrial and workshop needs. Step ladders suit everyday close-reach tasks, extension ladders suit height, and platform, combination, single, and mobile options cover more specific jobs in between, matched to the task, environment, and how often the layout changes.
- Is a step ladder or extension ladder better for everyday use? For everyday, close-range tasks like picking or light maintenance, a step ladder is usually the better fit, it's self-supporting and doesn't need a wall to lean against. An extension ladder is the better choice once the task genuinely needs height, such as facade or racking checks above a step ladder's reach.