A DC10 OFF SJC ON LOUPE 1 DEP REQUIRED A MINIMUM MANEUVERING SPD OF 247 KTS CAUSING THE ACFT TO MAKE A VERY WIDE TURN THAT ALMOST PENETRATED AN ADJACENT SECTOR'S AIRSPACE.

Date: 2004-08 · Aircraft: DC-10 30

Anomalies: deviation-speed-all-types|deviation-track-heading-all-types|deviation-discrepancy-procedural-clearance|deviation-discrepancy-procedural-published-material-policy

Synopsis

A DC10 OFF SJC ON LOUPE 1 DEP REQUIRED A MINIMUM MANEUVERING SPD OF 247 KTS CAUSING THE ACFT TO MAKE A VERY WIDE TURN THAT ALMOST PENETRATED AN ADJACENT SECTOR'S AIRSPACE.

Narrative

AS CAPT; I WAS PF. PRIOR TO DEP; THE LOUPE 1 (LOUPE1.DYBLO) DEP WAS BRIEFED. DURING THE BRIEF; THE FO AND I DISCUSSED THE CLASS B AIRSPACE AND HOW THE DEP WOULD BE FLOWN. I INDICATED THAT DUE TO THE GROSS WT OF APPROX 450000 LBS; I WOULD USE ONLY 15 DEGS OF BANK TURNS AND WOULD ACCELERATE TO OUR TOP BUG; MINIMUM MANEUVERING SPD OF 247 KIAS. AT THE 1.8 DME; TURN WAS INITIATED TO HDG OF 120 DEGS (AS PER SID). AS THE SJC 047 DEG RADIAL INDICATES; CROSS AT OR BELOW 5000 FT. I LEVELED THE ACFT AT 5000 FT AND ACCELERATED TO TOP BUG. THE DEP CTLR ASKED IF WE WERE AWARE OF THE CLASS B AIRSPACE. THE FO ACKNOWLEDGED WE WERE AND OUR MINIMUM MANEUVERING SPD WAS 247 KIAS. HE STATED; 'UNDERSTOOD; NO PROB.' IT APPEARED TO MYSELF AND THE CREW THAT THERE WAS A STUCK MIKE ON THE DEP FREQ. AFTER PROBABLY 5-10 SECONDS; THE CTLR ANGRILY STATED; 'ACR X; TURN R HDG 140 DEGS.' 'ACR X; YOUR TURN WAS SO WIDE YOU ALMOST ENTERED MY ARR CORRIDOR TO OAK.' NOTHING ELSE WAS SAID. IT APPEARED TO ME THAT THE CTLR MIGHT HAVE TRIED CONTACTING US MORE THAN ONCE; YET DUE TO THE STUCK MIKE; ALL WE HEARD WERE THE LAST 2 COMMENTS. I DO REALIZE THAT MY TURN WAS WIDE DUE TO THE GROSS WT. SECONDLY; I WILL NOT FLY AN ACFT AT 450000 LBS IN A TKOF CONFIGN AND NOT CLEAN; NOR AT MINIMUM MANEUVERING SPDS AND DIRTY. I ACCELERATED THE ACFT TO CLEAN; MINIMUM MANEUVERING SPD. NO OTHER COMMENTS WERE MADE. I DON'T BELIEVE I VIOLATED ANY AIRSPACE; YET WE AS A CREW FELT THE CTLR MAY HAVE BEEN ANGRY ENOUGH TO SUBMIT A RPT. SUPPLEMENTAL INFO FROM ACN 629797: ALTHOUGH WE DID NOT VIOLATE THE DEP PROC OR THE LETTER OF THE APPLICABLE REGS; THE INCIDENT POINTS OUT THE SHORTCOMINGS OF THE CHARTED PROC. THE WHOLE SIT COULD BE SOLVED IF: 1) THE DEP PROC REQUIRED ALL MANEUVERS BE WITHIN A SPECIFIC DME FROM SJC; 2) THE PROC DEPICTED A SPD RESTR; AND 3) THE CLASS B AIRSPACE WOULD BE SHOWN ON THE DEP PLAN VIEW AND NOT SOME OTHER CHART.

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