H25 CREW HAD ICE ON THE R WING AND A BLOWN TIRE AFTER LNDG.
Synopsis
H25 CREW HAD ICE ON THE R WING AND A BLOWN TIRE AFTER LNDG.
Narrative
ON MAR/MON/04; I WAS CAPT ON AN HS125. WE WERE SCHEDULED TO DEPART YAMPA VALLEY ARPT IN HAYDEN; CO; AT APPROX XB00; DESTINED FOR FRANK WILEY ARPT IN MILES CITY; MT. PRIOR TO OUR DEP; WE TESTED OUR ANTI-ICE SYS AND REQUESTED AND RECEIVED A THOROUGH DEICING FROM FBO. WE DEPARTED HDN AT APPROX XA00. ALL SYS WERE NORMAL IN THE FLT. UPON REACHING THE MILES CITY AREA; WE WERE CLRED FOR THE VOR RWY 4 APCH AT MLS. WE BEGAN EXECUTING OUR DSCNT INTO THE MILES CITY AREA; AND PRIOR TO ENTERING THE OVCST COVERING THE AREA; I TURNED ON THE ENG IGNITION; THE ENG ANTI-ICE; AND THE ANTI-ICE SYS. THE APCH CHKLIST WAS CALLED FOR AND EXECUTED. ALL SYS WERE NORMAL. ON THE DSCNT; WE BOTH OBSERVED A SMALL ACCUMULATION OF ICE ON THE WINDSHIELD WIPERS. FO OBSERVED WHAT APPEARED TO BE A VERY FINE STRIP OF ICE ACCUMULATING ON THE R WING. IN HIS ESTIMATION; THE ICING DID NOT APPEAR TO BE SIGNIFICANT; SINCE IT WAS A VERY THIN BAND. UPON OUR FINAL DSCNT INTO MLS; THE LNDG CHKLIST WAS COMPLETED; AND ALL SYS AND FLT CTLS SEEMED TO BE OPERATING NORMALLY. I KEPT THE AIRSPD AT VREF +25 KTS; DUE TO THE POSSIBILITY OF ICING. AFTER XING THE RWY 4 THRESHOLD; I BEGAN EASING THE ACFT INTO A SLIGHT NOSE UP ATTITUDE. AT APPROX 10 FT OFF OF THE GND; AS THE FO WAS CALLING OUT THE AIRSPDS FOR ME; I NOTICED THE R WING MOVED ABRUPTLY DOWN. NO IMPACT WAS FELT; AND THE ACFT APPARENTLY NEVER LEFT THE RWY SURFACE. I IMMEDIATELY RESPONDED WITH THE CORRECT L AILERON RESPONSE; AND GOT THE ACFT BACK ON THE CTRLINE OF THE RWY. UPON MOVING THE AILERONS TO THE L; THE ACFT'S L MAIN LNDG GEAR TOUCHED DOWN ON THE RWY. THE TOUCHDOWN WAS FIRM; BUT NOT WITH AN OVERLY EXCESSIVE FORCE. THE ACFT WAS DECELERATED NORMALLY AND WE TAXIED THE ACFT TO THE RAMP. UPON CONDUCTING OUR POSTFLT INSPECTION; IT WAS DISCOVERED THAT A BAND OF ICE; APPROX 1/2 INCH WIDE; PROTRUDED FROM THE LEADING EDGE OF THE R WING. THIS BAND OF ICE PROTRUDED APPROX 1 1/2 - 2 INCHES OUT; FROM THE FRONT OF THE AIRFOIL. THE BAND OF ICE WAS JOINED TO A LAYER OF ICE; APPROX 1/8 INCH THICK; THAT CONTINUED UNDERNEATH THE AIRFOIL. NO ICING WAS OBSERVED ON THE TOP OF THE AIRFOIL. IT WAS OBVIOUS TO US THEN THAT FROM THE COPLT'S SEAT; SINCE THE VIEW WAS 2 DIMENSIONAL; THE THIN BAND OF ICE WOULD NOT HAVE APPEARED TO BE A SIGNIFICANT AMOUNT OF ICING. IT WAS ALSO OBSERVED ON THE POSTFLT INSPECTION THAT THE L MAIN LNDG GEAR; OUTBOARD TIRE WAS FLAT AND HAD A FLAT SPOT ON IT; THAT WAS WORN THROUGH. AFTER CAREFUL INSPECTION; IT WAS OBSERVED THAT A STRIP OF METAL THAT PROTRUDED PERPENDICULAR DOWNWARD FROM THE R WINGTIP WAS BENT AND HAD BEEN SCRAPED. NO OTHER DAMAGE TO THE ACFT WAS NOTICED AT THAT TIME. A MECH WAS FLOWN IN WITH A REPLACEMENT TIRE AND RIM; AND THE L MAIN; OUTBOARD TIRE WAS REPLACED. UPON REPLACEMENT OF THE TIRE; THE MECH OBSERVED THAT THE MAXARAT PIN WAS SEVERED; INSIDE OF THE L MAIN OUTBOARD WHEEL HUB. A TELEPHONE CALL WAS PLACED TO TECHNICAL SUPPORT AND IT WAS DETERMINED THAT OUR FLT COULD CONTINUE WITH THE MAXARAT INOP; AS LONG AS WE ONLY LANDED ON DRY NON SLIPPERY RWYS; WITH ADEQUATE LNDG DISTANCE. THE ANTI-ICE SYS WAS GND TESTED AND IT WAS DETERMINED THAT NO AMOUNT OF FLUID WAS COMING OUT OF THE LEADING EDGE OF THE R WING. THE L WING AND TAIL WERE OPERATING NORMALLY. AFTER DETERMINING THAT WE WOULD NOT BE FLYING INTO ANY KNOWN ICING CONDITIONS; WE THEN PROCEEDED BACK TO YAMPA VALLEY ARPT. THE FLT WAS UNEVENTFUL; AND ALL SYS APPEARED TO BE FUNCTIONING NORMALLY. OUR TRIP CONTINUED ON THE NEXT DAY (MAR/TUE/04) BACK TO YOUNGSTOWN; OH; AND BACK TO VENICE; FL. ALL FLTS WERE VFR. ALL SYS OPERATED NORMALLY AND ALL LEGS WERE UNEVENTFUL.
Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.