Apron Markings Signs Handbook -

The airport apron is a critical area where aircraft are parked, serviced, and maneuvered. To ensure safe and efficient operations, clear and effective signage is essential. The Apron Markings Signs Handbook provides guidance on the design, installation, and maintenance of signs on the airport apron.

: Bold numbers painted on the ground (and often on elevated signs) to let flight crews know they are at the correct gate. Apron Markings Signs Handbook

Standards for Airport Markings - Federal Aviation Administration The airport apron is a critical area where