MEWP Overhead Entrapment Prevention and Ground Rescue
An Overhead Beam Can Trap a MEWP Operator

A basket can have room to rise while the person inside does not. When a mobile elevating work platform (MEWP) moves near beams or pipework, an operator can become trapped between the structure and the basket or controls. Reaching the job is only part of the plan: the operator needs clearance throughout the movement, and the ground team needs a practised way to help. Stop before a restricted gap becomes a trapping point.
Controls to confirm
- Plan the whole movement: assess overhead obstructions along the approach and at the work position before raising the platform. Select a MEWP suited to the available space and brief the operator on the agreed route and limits. Stop and reassess if clearance or visibility is uncertain; do not improvise a path through a tight gap.
- Use suitable safeguards: only trained operators familiar with that make and model should operate the machine. Select any secondary guarding for the specific trapping risk and understand its limitations. A cover over the controls is not general protection against crushing. Keep the basket floor clear and maintain awareness of structures whenever the platform moves.
- Prepare ground rescue: agree and practise a task-specific rescue plan before work starts. Nominate trained people on site who know the machine's ground controls and emergency lowering system, with access to them and a way to communicate. Follow the planned procedure and manufacturer's instructions; assess the trapping situation before moving the platform.
Today’s action
Before the first lift, walk the planned route with the operator and nominated ground rescuer. Identify the tightest overhead position, confirm the stop point and communication method, and verify that the rescue arrangements are ready.
Source guidance
Authoritative guidance checked 22 October 2026. Apply the legal requirements and approved procedures for your location.
- HSE — Mobile elevating work platforms: overhead entrapment, operator familiarisation and practised rescue arrangements
- HSE — GEIS6: The selection, management and use of mobile elevating work platforms; planning, positioning and emergency arrangements
- HSE — MEWP entrapment and crushing: selecting secondary guarding and understanding the limits of control covers
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