Airfield Operating Rules




1.   All flyers must have a current Marymoor R/C Club (MAR/C) membership, except for special events and MAR/C guests.


2.   All flyers must have a current Open or Youth Membership in the Academy of Model Aeronautics (AMA). 


3.   All flyers must place their MAR/C membership card in the slot for their radio frequency BEFORE turning on their transmitter.  MAR/C guests must use their AMA card.


4.   All flyers must comply with the Official Academy of Model Aeronautics (AMA) National Model Aircraft Safety Code.   (Ref. King County Code 7.12.600)


5.   Do NOT fly over pit, spectator, or parking areas, or beyond the flight limits shown on the flying field map.  Fly only in front of the straight safety line defined by the edge of the runway and the two red and white pylon markers.


6.   Effective mufflers are required on all engines.


7.   All aircraft must NOT produce a sound level greater than 90dBA measured at 25 feet over grass as defined by the Club approved procedures.  The Club will perform sound level tests and issue certificates.


8.   Aircraft using gas turbine engines are NOT permitted.


9.   No more than five aircraft are permitted in the air at any one time.


10.  Fly from a fenced pilot station only.  Use of a spotter is recommended.


11.  Perform takeoffs and hand launches from the runway only.


12. Helicopters must take off and fly from the runway and follow the same rules as the other aircraft. Helicopters must fly all maneuvers no closer than the runway centerline, giving way to fixed-wing model takeoffs and landings.


13. Follow the established traffic pattern. Take off and land left to right, unless prevailing winds dictate otherwise.


14. Do NOT perform low level aerobatics, hovering maneuvers, or high-speed passes over the runway. Pilots, when flying alone, may perform aerobatic maneuvers or low passes parallel to and no closer than the runway centerline.


15. Do NOT taxi into the pit area.


16. The airfield is open for flying from 8:00 a.m. to dusk.


17. New members who are not yet 12 years of age may be cleared for solo flight after passing the Check Flight noted above. However, flyers who have been certified for solo flight and who are not yet 12 years of age are required , at all times to, to fly under the supervision of a MAR/C club member who is at least 18 years of age and will be responsible for compliance with all MAR/C and AMA rules.


18. The use of first person view (FPV) systems and /or the use of autonomous flight control is prohibited.


19. Pilots may only fly 3D and/or hovering maneuvers over the runway when flying alone or by agreement with other pilots who wish to fly 3D or hovering maneuvers concurrently.


20. Pilots will not dominate the use of the field for any type of flying. Sharing of the airspace is required.

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