- Level
- 1 — Prevention
- Control
- Eliminating the need to go up at all
- Example
- Carrying out the inspection from ground level with extended tools
Glossary
What is Work at Height?
Work at height is any work where a person could fall a distance capable of causing injury. It is not tied to a fixed number: a fall from a low ladder onto a hard surface, or into a floor opening, can be more dangerous than a fall from a greater height onto a fully protected surface.
Glossary Published 3 min read
01Why it matters
Why it matters
Falls from height are among the most frequent causes of serious injury on industrial and construction sites, and the immediate cause is usually not a lack of equipment but the shortness of the task. Long jobs at height get planned and equipped with scaffolds and platforms; the task that takes minutes — changing a lamp, checking a valve, wiping a gauge — tends to be done with whatever is nearest.
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The order of controls here is clear: prevent the fall first with barriers and protected platforms, then restrain it with systems that stop a person reaching the edge, and only then arrest it. A system that catches a fall after it starts is the last option rather than the first, because it operates once the person is already in the air.
02Examples
Examples from site
- Maintenance on equipment roofs and tank platforms.
- Work near floor openings or an exposed level during construction.
- Using a portable ladder for a short task instead of a suitable platform.
- Working from a mobile elevating platform in a yard shared with other equipment.
- Crossing surfaces that may not bear weight, or temporary covering boards.
03Controls
The hierarchy of controls
- Level
- 2 — Collective protection
- Control
- Fixed barriers and platforms
- Example
- A guardrail around the platform, openings covered with a fixed cover
- Level
- 3 — Restraint
- Control
- A system that stops a person reaching the edge
- Example
- A restraint line short enough that the edge cannot be reached
- Level
- 4 — Fall arrest
- Control
- A harness and anchor point
- Example
- A full-body harness connected to an anchor rated to hold the load
04In a Saudi context
In a Saudi context
High ambient temperature adds a further dimension to work at height here: heat stress reduces concentration and balance before its obvious symptoms appear, and working on an exposed surface in the middle of the day combines both hazards at once. Well-run sites therefore schedule height work into cooler hours wherever possible — not for comfort, but for error rate.
06The product connection
How this relates to SquintPRO
Platforms, roofs and the areas around openings can be defined as zones with entry conditions. A person present in an elevated zone outside the authorised work window then becomes a case raised to the team at the time, rather than something discovered afterwards. Read about the platform.
RelatedRead about the platform
07FAQ
Questions people ask
Short answers to what people most often ask about this term.
What is work at height?
Work at height is any work where a person could fall far enough to be hurt, including on roofs, scaffolds, ladders, towers, platforms and next to an open edge or opening.
What are the main controls for work at height?
Avoid the work at height where possible, then use a safe platform with guardrails, and only then use fall arrest or restraint equipment such as a harness. Workers need training, equipment checks and a rescue plan.
Do you need a permit for work at height?
Many sites require one for higher-risk work, together with a risk assessment. The rule depends on the employer, the client and the regulator, so follow the site's procedure.
From the insights library
Continue in the glossary
Glossary
More safety terms
Every term in this cluster, grouped by measurement, permits, hazards and equipment.
Glossary termPermit to work
The authorisation system that governs height work outside fixed protected platforms.
Glossary termPPE
Where fall-arrest equipment fits in the wider hierarchy of protection.
PracticeThe Interkey industrial safety practice
How camera-based monitoring turns an elevated platform into a zone with entry conditions.
Next step
Seeing work at height before the fall, not after
Describe where your site works at height and what protection is required, and the Riyadh team says what detection can verify on a live camera feed.
Or directly
+966-11-2180999 [email protected]Tawuniya Towers, North Tower, 7th Floor, King Fahad Highway, Olaya, P.O. Box 56835, Riyadh 11564, Saudi Arabia