Understanding OSHA 1910.66(f)(3)(i)(I): Preventing Unintentional Movement at Airports
At airports, the safety of ground operations is paramount. One critical regulation that often gets overlooked or misunderstood is OSHA 1910.66(f)(3)(i)(I), which mandates that manually propelled carriages must have a manual or automatic braking or locking system to prevent unintentional traversing. This is especially important in high-traffic areas where the risk of accidents is heightened.
Common mistakes around this regulation include:
- Assuming manual braking is optional: Some operators might think that since the regulation mentions both manual and automatic systems, manual braking is merely a suggestion. However, the regulation clearly states that a system must be provided, emphasizing the need for active safety measures.
- Ignoring the 'equivalent' clause: The regulation allows for an 'equivalent' system, but this doesn't mean any makeshift solution will do. An equivalent system must meet the same safety standards as a manual or automatic braking system.
- Neglecting regular maintenance: Even with the right systems in place, failing to maintain them can lead to failures. Regular checks and maintenance are crucial to ensure these safety systems work when needed.
From my experience working with various airport operations, the importance of strict adherence to this regulation cannot be overstated. I've seen firsthand how a well-maintained braking system can prevent potentially catastrophic incidents. For instance, at a busy international airport, a baggage cart without proper braking rolled into a taxiing aircraft, causing significant damage. This incident could have been avoided with a reliable locking system.
Ensuring compliance with 1910.66(f)(3)(i)(I) involves more than just installing the right equipment. It requires ongoing training and vigilance. Employees must be trained not only on how to use the braking systems but also on the importance of reporting any issues immediately. Based on available research, individual results may vary, but the consensus is clear: effective training and maintenance significantly reduce the risk of accidents.
Tips for Compliance
To help your organization stay compliant and safe, consider the following:
- Regularly review and update your safety protocols to align with the latest OSHA standards.
- Conduct thorough training sessions for all employees who operate or are near manually propelled carriages.
- Implement a robust maintenance schedule for all braking and locking systems.
- Use safety management software to track compliance and maintenance activities efficiently.
For further reading and to deepen your understanding of OSHA regulations and safety practices, I recommend visiting the OSHA website directly or exploring resources from the National Safety Council. These organizations provide up-to-date information and guidance that can help your airport operations remain safe and compliant.


