Final answer:
The correct answer is option 4) Ladders with proper maintenance and no defects.The only safe ladder to use is the one with proper maintenance and no defects, as broken rungs, missing steps, or loose parts pose safety hazards.
Step-by-step explanation:
Employers must ensure that workers are trained on how to inspect and use ladders safely. Ladders with broken rungs, missing steps, or loose or damaged parts are unsafe to use and can lead to accidents or falls. A ladder in good condition, with proper maintenance and without any defects, ensures the safety and efficiency of the work being done at elevation. Regular inspections and maintenance of ladders are crucial for identifying potential hazards and preventing workplace injuries.
Proper maintenance of ladders involves regular inspections and repairs to ensure their structural integrity and functionality. Workers should be trained to identify and report any defects or issues with ladders, and employers should take prompt action to repair or replace damaged ladders. By using ladders with proper maintenance and no defects, employers can ensure the safety of their workers during ladder use.