October 17, 2025

Common Violations of ANSI B11.0 - 2023 Two-Hand Trip Devices in Government Facilities

Two-hand trip devices (THTDs) are crucial in ensuring the safety of machine operators by requiring simultaneous operation to initiate hazardous functions. In government facilities, adherence to ANSI B11.0 - 2023 standards is essential, yet several common violations persist that compromise safety.

Improper Installation

One of the most frequent violations we encounter is improper installation of THTDs. These devices must be positioned so that the operator cannot reach into the danger zone while activating the controls. In many government facilities, we've seen THTDs installed in ways that allow operators to bypass this safety feature, either by modifying the device or by positioning it too close to the hazard area.

Lack of Regular Maintenance

Another common issue is the lack of regular maintenance. THTDs need to be checked and maintained regularly to ensure they function correctly. From my experience, many government facilities fail to schedule routine inspections, leading to devices that are out of sync or malfunctioning, which can result in serious accidents.

Inadequate Training

Training is another critical area where violations occur. Operators must be thoroughly trained on the use of THTDs, understanding not only how to operate them but also the risks associated with improper use. Unfortunately, in many government settings, training is either outdated or not provided at all, leaving operators unaware of the importance of these devices.

Failure to Update Systems

Lastly, there's often a failure to update systems to comply with the latest ANSI standards. The 2023 update to ANSI B11.0 introduced new requirements for THTDs, and many government facilities have yet to implement these changes. This lag in updating can lead to significant safety risks and non-compliance with current regulations.

Based on available research, individual results may vary, but addressing these common violations can significantly enhance safety in government facilities. For those interested in deeper insights, the ANSI website provides detailed information on the B11.0 standard and its updates.

More Articles