CTLR CLAIMS THAT THE PREFERRED ARR RTE (PAR) IS PRINTED ON ALL FLT STRIPS WHETHER THERE IS A CHANGE IN FILED ROUTING OR NOT.

1993-03 · NASA ASRS report 236853

Date: 1993-03 · Aircraft: Large Transport; Low Wing; 2 Turbojet Eng

Anomalies: other-unspecified

Synopsis

CTLR CLAIMS THAT THE PREFERRED ARR RTE (PAR) IS PRINTED ON ALL FLT STRIPS WHETHER THERE IS A CHANGE IN FILED ROUTING OR NOT.

Narrative

PREFERRED ARR RTE PRINTED ON ALL ALB ARRS SHOULD ONLY PRINT ON NONSTANDARD ROUTINGS. THIS NEARLY CAUSED AN OPERROR ON MAR/XX/93. ON MAR/XX/93 THE RADAR CTLR AT THE DANBURY SECTOR B20 MADE A SAVE; TURNING 2 AIRPLANES APART WHICH HAD VEERED TOGETHER AT THE SAME ALT. THESE ACFT; A BOS ARR AND AN ALB ARR; HAD BEEN DELIVERED AT FL240 AS PER LOA; ON PARALLEL RTES. UNFORTUNATELY; THE ALB ARR HAD A SLIGHT DIFFERENCE IN HIS RTE THAN WHAT WAS AUTOMATICALLY COORDINATED BY THE PREFERRED ARR RTE AUTOMATION. THIS DIFFERENCE WAS NOT NOTICED BY THE 2 VETERAN CTLRS WORKING AT R56. WHY DIDN'T THE CTLRS WORKING R56 PICK THIS UP? BECAUSE EVERY ALB ARR HAS THE PREFERRED ARR RTE PRINTED ON THE RTE IN RED; WHETHER OR NOT THE ACFT IS ON THE PREFERRED RTE OR NOT. ZNY-510 WAS ASKED TO CONSULT WITH US ON THIS MATTER; AND LOOKED UP A PDN FROM OCT/92 WHICH ILLUSTRATED THIS SAME PROB. THIS PDN LISTED THE COMPLAINT ABOUT THE REDUNDANT PREFERRED ARR RTES AS NOT NECESSARY AND DISTRACTING. OBVIOUSLY; THIS SIT HAS PROVED TO BE MORE THAN A DISTR -- THIS CONDITION IS A SAFETY HAZARD AND HAS THE POTENTIAL TO CAUSE OPERRORS. ZNY-510 LOOKED UP THIS PDN IN HIS FILE OF ACTIVE AUTOMATION PROJECTS; AND INDICATES THAT THE TECHNICAL CTR HAD ACKNOWLEDGED THIS AS A PROB WHICH HAD BEEN RPTED BY SEVERAL FACILITIES. HOWEVER; THIS PROB HAS NOT BEEN DEALT WITH AND IS ON HOLD FOR SOME REASON. THE TECHNICAL CTR PROJECT TO CORRECT THE PROCESSING OF THESE PREFERRED ARR RTES NEEDS TO BE MOVED OUT OF HOLD STATUS AND EXPEDITED BEFORE A PROB IS CAUSED THAT ISN'T SAVED. THESE PREFERRED ARR RTES HAVE THE POTENTIAL TO DO A GREAT SVC TO THE OP; BY ASSURING THAT DSNDING ACFT ARE ON PREFERENTIAL ROUTINGS ASAP. IN THEIR CURRENT FORM; HOWEVER; THEY ARE A DISTR WITH THE POTENTIAL TO CAUSE OPERRORS; AND IF CORRECTIONS ARE NOT FORTHCOMING; THEN CONSIDERATION SHOULD BE GIVEN TO DISABLING ALL THE PREFERRED ARR RTES USED IN ZNY.

Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.

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