In other words, a study at the runway threshold markings will verify whether it is equipped for non-precision or precision instrument approaches or only meets the standards for a visual approach.

That’s especially true because, according to navigation documents, pilots control their planes manually on the final approach to Runway 33, meaning the path of their descent will vary from the ...

precision approach landing aid that is used to provide accurate azimuth as well as descent guidance signals for guidance to aircraft for runway landing under normal or adverse weather conditions.