What is the absolute approach minimum for Helicopter Non-precision landings?

The absolute approach minimum for helicopter non-precision landings is defined as 300 feet above the touchdown zone elevation, with a visibility requirement of ¾ of a mile. This standard is established to ensure that helicopters can safely approach and land even in less-than-ideal weather conditions where precise navigation aids are not available. The altitude provides enough vertical clearance above obstacles in the environment, while the visibility requirement allows pilots to visually assess the landing environment as they make their approach. Maintaining these minimums is crucial for safety, particularly for helicopter operations that often occur at lower altitudes, where obstacles may be more prevalent.

Other height and visibility combinations may reflect different categories of approaches or capabilities but do not align with the established standard for helicopter non-precision approaches, which is specifically set at 300 feet and ¾ mile for operational safety and regulatory compliance.