SA227 SUFFERS GEAR DAMAGE AFTER HAVING EXPERIENCED A HARD LNDG AT THE HANDS OF THE PIC. PLT DEV.

1995-04 · NASA ASRS report 302547

Date: 1995-04 · Aircraft: SA-227 AC Metro III

Anomalies: deviation-speed-all-types

Synopsis

SA227 SUFFERS GEAR DAMAGE AFTER HAVING EXPERIENCED A HARD LNDG AT THE HANDS OF THE PIC. PLT DEV.

Narrative

WE WERE RELOCATING THE ACFT FROM FLL TO FXE; A 5 MINS FLT IN VFR CONDITIONS. THE COPLT WAS FLYING THE AIRPLANE; AS WE APCHED FXE; THE TWR ASKED US IF WE WOULD LIKE RWY 13 WHICH IS A SHORTER RWY THAN RWY 8; WHICH WE WERE SETTING UP FOR. I TURNED THAT DOWN AND WE CONTINUED IN FOR RWY 8. THE TWR ASKED US TO KEEP IT IN CLOSE DUE TO A PLANE ON LONG FINAL. THEN ON BASE TWR ASKED IF WE COULD MAKE A SHORT LNDG; PREFERABLE HOLD SHORT OF THE XING RWY 13. AT THIS POINT I TOOK OVER CTL OF THE ACFT AND CONTINUED ON APCH. THE COPLT WAS READING OUT REF SPDS ON FINAL. ON THE CALLOUT 'REF MINUS 10' THE AIRPLANE TOUCHED DOWN HARD ON THE R SIDE; FOLLOWED BY A NORMAL TOUCHDOWN ON THE L SIDE. AFTER TOUCHDOWN THE PLANE YAWED TO THE R AND I REALIZED WE HAD BLOWN THE MAIN TIRES ON THE R SIDE. I COUNTERACTED WITH L REVERSE AND NOSEGEAR-STEERING TO KEEP THE PLANE ON THE RWY. AFTER CLRING THE RWY; I SHUT DOWN THE ENGS; AND THE MECHS CAME OUT TO CHANGE THE TIRES. THAT WAS WHEN WE REALIZED THERE HAD ALSO BEEN SOME DAMAGE TO THE R LNDG GEAR SUPPORT. A R XWIND AT THE TIME OF LNDG IS THE REASON THE R GEAR TOOK THE FULL IMPACT OF THE HARD LNDG. CONTRIBUTING FACTORS ARE THAT THE DECISION OF TAKING OVER THE CTL WAS DONE AT A LATE STAGE IN THE APCH; SO THERE WAS NOT A LOT OF TIME TO SET MYSELF UP FOR THE LNDG. THE INCIDENT OCCURRED AFTER A 12 HR DUTY DAY; SO FATIGUE WAS VERY LIKELY A FACTOR. THE SIT COULD PROBABLY HAVE BEEN AVOIDED BY REFUSING THE SHORT LNDG AND INSTEAD MAKE A GAR AND REENTER THE TFC PATTERN AGAIN TO GIVE MYSELF BETTER TIME. SUPPLEMENTAL INFO FROM ACN 302462: I AM A NEW FO ON A METRO III. ALTHOUGH I FEEL FULLY CAPABLE OF FLYING THE ACFT IN THE ENVIRONMENT OF A 135 OP; I AM STILL LEARNING THE DIFFERENT CAPABILITIES OF THIS NEW ACFT. FOR THIS REASON I FIND MYSELF HAVING TO BE RELIANT ON THE DECISION OF THE CAPT IN MANY INSTANCES AS I LEARN WHAT TO DO IN SITS NOT PRESENTED TO ME IN TRAINING. FOR INSTANCE ON ALL OF THE 5 FLTS I HAVE HAD SO FAR THE CAPTS HAVE BEEN ABLE TO ACCEPT CLRNCS WHICH REQUIRED FLYING SKILLS NOT PRESENTED OR REQUIRED BY NORMAL APCHS. IN EACH CASE THIS EXPEDITED TFC FLOW AND EASED THE MANY TIMES HVY BURDEN PLACED ON THE CTLRS. UNFORTUNATELY IT WAS THIS DESIRE TO ACCOMMODATE A CTLR'S NEEDS THAT PLAYED A LARGE FACTOR IN THE FOLLOWING EVENT. JUST AS WE TURNED BASE FOR RWY 8 THE CTLR ADVISED US THAT HE INTENDED TO HAVE THE MU 2 TFC BEHIND US LAND ON THE INTERSECTING RWY 13 AND ASKED US IF WE WOULD BE ABLE TO HOLD SHORT OF THE INTXN. WHEN THE CAPT REPLIED AFFIRMATIVE; I PREPARED TO RELINQUISH THE CTL OF THE ACFT AS THIS WAS BEYOND MY ABILITIES. AS IF READING MY MIND THE CAPT CALLED OUT 'MY AIRPLANE; MY TRIM.' WE THEN RECEIVED LNDG CLRNC AND I CALLED OUT OUR FINAL CHK CONFIRMING GEAR DOWN LNDG CLRNC ETC. MY CONCENTRATION THEN WAS DIRECTED TO THE AIRSPD INDICATOR TO CALL OUT THE REF SPDS TO THE CAPT. WE HELD REF SPD DOWN MOST OF THE FINAL AND AS WE APCHED THE APCH LIGHT SYS THE SPD DROPPED DOWN TO MINUS 5 REF AND THEN AS WE TOUCHED DOWN I CALLED OUT MINUS 10 REF. IT IS MY ESTIMATION THAT THE CAPT IN TRYING TO MAKE A SHORT FIELD LNDG; TOUCHED THE GEAR DOWN BEFORE THE PAVEMENT. HOWEVER; ON INSPECTION OF THE LIGHTS; ALL WERE INTACT; PROVING NEITHER THAT WE HAD OR HAD NOT TOUCHED DOWN BEFORE THE RWY. IN ANY CASE; IT IS EVIDENT TO ME THAT OUR CONCERN WITH BOTH ASSISTING THE CTLR AND OUR DESIRE TO ARRIVE HOME QUICKLY; CAUSED US TO MAKE A POOR DECISION. I AM NOT SURE IF I HAD EXPRESSED MY CONCERN WHEN THE SIT FIRST AROSE IF THE CAPT WOULD HAVE MADE A DIFFERENT DECISION; HOWEVER IN HINDSIGHT I WISH I HAD. IN REGARDS TO EXPRESSING CONCERNS OF ABILITY; IT IS FOOLISH AND TEMPTING TO KEEP QUITE. IN THE FUTURE I WOULD EXPRESS MY CONCERN WITH ACCEPTING A CLRNC THAT MADE ME FEEL UNCOMFORTABLE.

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

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