TFC SEQUENCING PROB AT ANCHORAGE; AK.

Narrative

12 MI E OF ARPT; CLRNC TO 5000 FT OBTAINED FROM APCH ARPT CALLED BY CAPT AND FO. RPTED ARPT; CLRNC RECEIVED FOR VISUAL; TFC (1) B757 11 O'CLOCK POS; 10 MI. HANDED OFF TO TWR. CAPT CONTACTED TWR; ASKED ABOUT OUR TFC. TFC RPTED OVER BEACHES OF FIRE ISLAND BY TWR. TWR SAID THEY WOULD CALL OUR BASE. CAPT ASKED TWR ABOUT 5000 FT CLRNC. TWR SAID CLRED FOR VISUAL; THEY WOULD CALL BASE. FO POINTED OUT B757 TO CAPT; CAPT RPTED B757 TO TWR. TWR GAVE CLRNC 'REFING B757 CLRED FOR VISUAL.' B757 PASSED BY R WING ON FINAL. FO CALLED FOR FLAPS 25 DEGS; LNDG CHK AND STARTED BASE TURN. ESTIMATED SEQUENCE DISTANCE OF 5 MI. FO WENT WINGS LEVEL ON SPD ON BASE. FO NOTICED SECOND ACFT APCHING FROM L OVER FIRE ISLAND ON FINAL. 1ST ACFT ON LESS THAN 1 MI (SHORT FINAL). ABOUT THE SAME TIME TWR GAVE CLRNC TO MAINTAIN 3000 FT L 250 DEG HDG AND LEVELED AT 3000 FT. TWR RE-SEQUENCED US BEHIND SECOND ACR ACFT. FO CALLED FOR LNDG CONFIGNS AND LNDG CHKS. NORMAL LNDG PERFORMED. LNDG UNEVENTFUL. NO TCASII INVOLVED; NO GPWS EVENT. NORMAL LNDG SIT. CAUSAL EVENTS: ON APCH AND TWR; ONLY 1 ACFT WAS ISSUED FOR TFC. ALTS; BASE CALLS AND VISUALS REFING OTHER ACFT LED TO COM ERRORS. FOR EXAMPLE. CLRED FOR VISUAL MAINTAIN 5000 FT; I'LL CALL YOUR BASE -- THEN-- CLRED FOR VISUAL REFING ACFT CLRED TO LAND.