Small Aircraft
Air Traffic Control Fully Certified
Air Traffic Control Time Certified In Pos 1 (yrs) 9
Situational Awareness; Distraction
ATC Issue All Types; Deviation / Discrepancy - Procedural Clearance; Ground Event / Encounter Other / Unknown; Ground Incursion Taxiway
Air Traffic Control Provided Assistance; Flight Crew Returned To Clearance
Airport; Human Factors; Environment - Non Weather Related
Aircraft X exited runway 26R at Taxiway Delta and began turning other than instructed/expected due to airport signage being constantly and consistently blocked. These type of issues can lead to runway incursions and have in the past.Airport management. The airport does not do enough to keep up with weed growth on movement areas; including on active runways; and airport signage that could assist the pilot.
Another pilot missing a taxi turn due to weeds blocking airport signage. The pilot mentions his inability to see the sign on frequency.If the county/airport could only stay ahead of the weeds and properly working signage. Luckily was not one that led to a runway; but if the pilots cannot see the signage leading to a runway; it may contribute to leading them on an active runway.
CNO Tower Controller reported of two different instances where two different aircraft missed a turn due to weeds blocking airport signage.