Page 285 - IGC BOOK

Control Measures for safe use of mobile tower scaffold

• Mobile tower scaffold must be sited on a firm level ground.
• Follow base height ratio or manufacturer’s recommendation while erecting the
tower.
• The tower must be erected, altered, and dismantled by a competent person.
• Do not overload the tower, follow manufacturer’s recommendation.
• Ladders must be fitted inside the tower; worker must climb from inside.
• Use outriggers or rakers wherever possible to increase stability.
• Ensure that the wheels are locked, or chocks are provided to avoid unintentional
movement.
• The tower must be inspected routinely pre and post work, certainly every shifts.
• People and materials are off the tower during movement.
• Maintain safe distance from overhead powerline during movement.
• The working platform must be fully guarded with top rails, mid rails, and toe board.
• Erected barriers to prevent people or vehicle entering the tower area.

Mobile Elevated Working Platform

Mobile elevated working platforms are self-propelled, and power operated which consists

of a working platform on an extending structure and chassis, with controls for operation.
The basic types of MEWP are Cherry picker and scissor lift.

Hazards associated with Mobile Elevated Working Platform

• Falling from work platform / cradle
• Falling of objects

• Collapse – soft soil, overloading, or heavy

wind.
• Overturning

• Striking against fixed or permanent
structure.

• Contact with overhead powerlines

ENSIGN | General Workplace Issues 18