A real-time forklift hazard alert system warns the operator and nearby pedestrians the moment a dangerous approach is detected, so either can stop or move before contact. Detection comes from cameras on the truck or at intersections, or from ultra-wideband (UWB) tags worn by people. Alerts arrive as in-cab sounds and lights, vibrating or beeping wearable tags, blue or red floor projection lights, and warning beacons at crossings. On compatible forklifts the same event can also trigger automatic slowdown. Alerts need to be timely and rare enough to stay credible, because frequent false alarms get ignored.
The full guide is Proximity alert systems: choosing the right warning method. Match the warning to the setting: sound is masked in loud plants, lights wash out in bright yards, and vibration reaches only people carrying a tag.
Check how warning distance is set by zone, whether alerts escalate as the gap closes, how long the system takes to raise the alarm in your conditions, and whether every event is logged for review. Forklift alarm fatigue explains how to keep alerts credible. OSHA 1910.178 does not require such a system; it supplements operator training and traffic rules.