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		Appendix D. ICAO Difference for the 
		United States  Below is a listing (not all inclusive) 
		of words that we use frequently in a domestic NOTAM, but are not 
		recognized ICAO contractions.  ARFF – Airport Rescue and Fire 
		Fighting  ARTCC – Air Route Traffic Control 
		Center  ATCSCC – Air Traffic Control System 
		Command Center  BC – Back Course  Cardinal 
		DirectionsNORTH, NORTH NORTHEAST, NORTHEAST, EAST NORTHEAST, EAST, EAST SOUTHEAST, 
		SOUTHEAST, SOUTH SOUTHEAST, SOUTH, SOUTH SOUTHWEST, SOUTHWEST, WEST 
		SOUTHWEST, WEST, WEST NORTHWEST, NORTHWEST, NORTH NORTHWEST
 NOTE-When using cardinal directions to describe an alternate location 
		(airspace) or plain language location (obstructions), the contraction is 
		allowable.
 FDC – Flight Data Center  FICON – Field Condition  Friction Testers:BOW, BRD, ERD, GRT, MUM, RFT, RT3, SFH, SFL, SKH, SKL, TAP, VER, NAC
 LB – Pounds  LOM – Compass locator at ILS outer 
		marker  IN – Inch  MU – Friction value representing 
		runway surface conditions  NA – Not Authorized  NTAP – Notice to Airmen Publication
		 ORIG – Original  RVRM – Runway Visual Range Midpoint
		 RVRR – Runway Visual Range Rollout  RVRT – Runway Visual Range Touchdown
		 SAA – Special Activity Airspace  SSALR – Short Approach Lighting System 
		with Runway Alignment Indicator Lights  STAR – Standard Terminal Arrival  TFR – Temporary Flight Restriction  VASI – Visual Approach Slope Indicator
		 WAAS – Wide Area Augmentation System
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