What is the purpose of a taxiway direction sign?

The purpose of a taxiway direction sign is to guide pilots to the correct taxi route. These signs are strategically placed at airports to provide clear and precise information about the taxiway layout, including directions to runways, ramps, and other designated areas. They are essential for ensuring pilots can navigate safely and efficiently on the ground, especially in busy airport environments where multiple taxiways and runways may exist. By highlighting the appropriate paths for taxiing, these signs help reduce the risk of accidents and misunderstandings during ground operations, ultimately contributing to safer airport operations overall.

The other options, while related to airport operations, do not align with the specific function of taxiway direction signs. Runway closure information, weather conditions, and emergency procedures are all critical aspects of airport management but are communicated through other types of signage or mechanisms, such as NOTAMs (Notices to Airmen) or other visual aids specific to those scenarios.