AN ACR LGT FLEW PAST A TURN POINT ON A SID.

Date: 1994-08 · Aircraft: B727 Undifferentiated or Other Model · Phase: climb

Anomalies: aircraft-equipment-problem-less-severe|deviation-track-heading-all-types|deviation-discrepancy-procedural-published-material-policy|deviation-discrepancy-procedural-clearance|other-unspecified

Synopsis

AN ACR LGT FLEW PAST A TURN POINT ON A SID.

Narrative

WE DEPARTED RWY 16L AT RENO WITH CLRNC TO EXECUTE THE WAGGE 1 DEP TO INTERCEPT THE FMG 182 DEG RADIAL. I WAS FLYING WITH MY VOR TUNED TO THE LOC FOR THE WAGGE ONE. THE CAPT'S VOR WAS TURNED TO FMG 182 DEG RADIAL. WE WERE NEAR THE MAX WT FOR TKOF UNDER THESE CONDITIONS AND TERRAIN CLRNC IN THE EVENT OF ENG FAILURE WAS CLRLY IMPORTANT; GIVEN THE RENO AREA TERRAIN. AFTER LIFTOFF; I HAD TO WORK MY WAY R TO INTERCEPT THE LOC; WHICH IS OFF RWY 16R; NOT THE ACTIVE 16L. I WAS ALSO OBSERVING THE TERRAIN FOR ESCAPE RTES AS WELL AS PERFORMING ROUTINE CLBOUT CHKLIST ITEMS. I DID NOT NOTICE ANY PROBS WITH THE CAPT'S VOR AT THIS TIME. AFTER SWITCHING TO DEP; WE WERE TOLD TO INTERCEPT THE FMG 182 DEGS RADIAL. I GLANCED OVER TO THE CAPT'S HSI AND NOTED THAT HE WAS RECYCLING THE VOR. HE THEN ADVISED ME TO TURN L TO INTERCEPT. I STARTED A GRADUAL L TURN; CONCERNED THAT AN INTERCEPT SHOULD REQUIRE A R TURN (164 DEGS LOC TO 182 DEGS VOR). I CHKED MY HSI TO SEE IF I HAD INADVERTENTLY DRIFTED R OF COURSE AND NOTED I HAD NOT. THE CAPT CALLED FOR FURTHER L TURN; SO I BEGAN TO TUNE MY VOR TO FMG TO CHK HIS VOR WHILE CONTINUING L. THE CTLR ADVISED US OF OUR DEV FROM COURSE. THE CAPT FINISHED TUNING MY VOR TO FMG AND I ADVISED HIM OF A DISCREPANCY BTWN THE VORS. I THEN TURNED TO COURSE USING MY VOR; ASSUMING HIS WAS IN ERROR. DISCUSSION BTWN THE CAPT AND ME AND A MAINT CHK RESULTED IN THE FINDING OF A WEAK CONNECTION IN THE CAPT'S VOR. I AM CONCERNED ABOUT HAZARDOUS TERRAIN CLRNC POSSIBILITIES THAT COULD RESULT HAD WE BEEN TAKING OFF WITH THE WEAK VOR ON THE LOC UNDER IFR CONDITIONS. A TKOF FROM 16R ALIGNS WITH THE LOC AND ALLOWS A CONSTANT CHK FROM BEFORE TKOF THROUGHOUT THE CLB. TKOF FROM 16 L DOES NOT ALLOW THIS CHK AND REQUIRES AN INTERCEPT OF THE LOC ANGLING TOWARD HIGH TERRAIN. I BELIEVE THAT IFR TKOF MINIMUMS FOR 16 L DEP AT RENO SHOULD BE REVIEWED CONSIDERING THE INCREASED HAZARDS OVER 16 R AND THE RENO AREA TERRAIN. SUPPLEMENTAL INFO FROM ACN 281895: FATIGUE WAS ALSO A POSSIBLE CONTRIBUTING CAUSE. WE HAD FLOWN ALL NIGHT THE NIGHT BEFORE AND WERE SCHEDULED TO REST FOR ABOUT 10 1/2 HRS PRIOR TO OUR FLT. EVEN THOUGH TIRED; I FOUND IT DIFFICULT TO SLEEP. (THIS WAS A DAY PERIOD WHEN YOU WOULD NORMALLY BE UP). THERE WERE CONSTANT INTERRUPTIONS FROM MAIDS AND NOISE (A ROCK BAND WAS GETTING READY FOR A CONCERT OUTSIDE MY WINDOW) WHEN I WAS TRYING TO SORT OUT WHAT RADIOS WERE WORKING ETC. I EXPERIENCED A CERTAIN MENTAL SLOWNESS AND LETHARGY WHICH I ATTRIBUTED TO FATIGUE.

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