AN ACR FLC INADVERTENTLY FAILED TO MEET AN ALT XING RESTR AT HIRST INTXN WHILE DSNDING ON THE DAL GLEN ROSE ARR. THE RPTR INDICATES THAT COORDINATES ARE NOT REPRESENTED FOR THIS INTXN; AND THAT THE COURSE INBOUND IS CHARTED FROM THE JEN VOR; YET THE DME WHICH ALSO MARKS THIS INTXN IS TAKEN OFF THE DFW VORTAC.
Synopsis
AN ACR FLC INADVERTENTLY FAILED TO MEET AN ALT XING RESTR AT HIRST INTXN WHILE DSNDING ON THE DAL GLEN ROSE ARR. THE RPTR INDICATES THAT COORDINATES ARE NOT REPRESENTED FOR THIS INTXN; AND THAT THE COURSE INBOUND IS CHARTED FROM THE JEN VOR; YET THE DME WHICH ALSO MARKS THIS INTXN IS TAKEN OFF THE DFW VORTAC.
Narrative
WHILE FLYING THE GLEN ROSE ARR TO DALLAS LOVE FIELD; WE WERE GIVEN A CLRNC TO CROSS HIRST INTXN AT 12000 FT. THE CAPT WAS FLYING THE STAR; ENTERED THE DATA IN THE FMS (HE NOTED THAT NO LATITUDE OR LONGITUDE WERE ON THE CHART FOR HIRST) AND I COORDINATED WITH THE COMPANY ON GATE ASSIGNMENT AND ARR TIME. AFTER REACHING 12000 FT (THE FMS SHOWED WE WERE BELOW THE NORMAL DSCNT PROFILE); BOTH OF US REALIZED WE HAD NOT MET THE HIRST RESTR DUE TO MISREADING THE APCH PLATE. THE HIRST RESTR ON THE GLEN ROSE ARR STIPULATES THE DME OFF THE DFW VOR; BUT A RADIAL OFF THE JEN VOR. THIS IS CONFUSING AND REQUIRES 2 VOR AND DME RECEIVERS ON THE ACFT (A STIPULATION NOT LISTED ON THE PLATE). IF A LATITUDE AND LONGITUDE WAS LISTED NEXT TO HIRST; A DOUBLE XCHK WOULD BE AVAILABLE FOR AIR CREW. THE METHOD OF DEPICTING INTXNS IS ON OTHER STARS FOR THE NEW DFW APCH NETWORK; TOO. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE FACT THAT THE ACFT'S FMS CAPABILITY DOES NOT INCLUDE RNAV WAS A CONTRIBUTING FACTOR. RPTR REITERATES THAT THE REQUIREMENT OF 2 NAV HEADS TO IDENT HIRST; AND THE LACK OF COORDINATES AT HIRST; WERE THE ARR NAV PROBS THAT CAUSED THIS CREW TO MISS THE RESTR. HE HAS NOT SEEN THIS COMBINATION REQUIREMENT ON ANY OTHER RTE THAT HIS COMPANY OPERATES EXCEPT FOR THE FORMER SCURRY ARR INTO HOBBY.
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Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.