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Encountering inclement conditions, B752 flight crew taxi past ILS critical area having taxied from deice location.
| Attributes | |
| ACN | 504340 |
| Time | |
| Date | 200103 |
| Day | Thu |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Environment | |
| Flight Conditions | IMC |
| Weather Elements | Rain Snow |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | B757-200 |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other |
| Flight Phase | ground : parked ground : taxi ground : preflight ground other : deice |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : commercial pilot : multi engine pilot : instrument pilot : atp |
| Experience | flight time last 90 days : 120 flight time total : 12000 flight time type : 4000 |
| ASRS Report | 504340 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : instrument pilot : commercial pilot : multi engine |
| Events | |
| Anomaly | conflict : airborne less severe incursion : taxiway incursion : runway non adherence : clearance non adherence : published procedure |
| Independent Detector | other controllera |
| Resolutory Action | controller : issued advisory controller : issued alert controller : issued new clearance |
| Consequence | faa : reviewed incident with flight crew |
| Supplementary | |
| Problem Areas | Weather Flight Crew Human Performance |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
On arrival at the aircraft, we were met by the deicing operator, who wanted to know if we were ready to deice with type I fluid at a 50/50 mix. Current temperature was 1 degree C with mixed rain and snow and a 15 KT wind. Some accumulation was apparent and with the short holdover time of type I, I asked him to wait about 5-10 mins. As we got set up, other aircraft were calling for deice, and at about the 5 min mark, we gave the go ahead for deice to begin. As soon as it was finished, we called for marshalling and were told to delay about 10 mins while other aircraft were readied for departure. We explained we had a holdover time problem and did not want to deice again, if possible. They said someone would be by shortly. After about 5 mins we were cleared to start and taxi and as we approached the ATC controled taxiway, we were #1 for the runway. Temperature was still above freezing and no accumulation was noted. It looked like we had dodged a deicing bullet. Ground control was contacted and we were cleared to taxi to the runway. The taxiway from the ramp to the runway is only about 300-400 ft long and we completed the before takeoff checklist and contacted tower just as we rolled to a stop at the runway hold short line. The tower's first words were 'verify you are holding short of the ILS critical area.' we told them no, we were at the runway hold short line and he queried an aircraft on the ILS about signal quality. Fortunately, no problems were noted and the aircraft landed shortly thereafter. We were cleared for takeoff and the flight proceeded without further incident. Factors in this incident were allowing myself to be rushed, IFR WX which was not low enough to be a major concern, and a habit of taxiing all week to the runway hold short line in VFR conditions. My habit needs to change so that the ILS line is always the limit unless I am sure it is safe and allowable to proceed.
Original NASA ASRS Text
Title: ENCOUNTERING INCLEMENT CONDITIONS, B752 FLC TAXI PAST ILS CRITICAL AREA HAVING TAXIED FROM DEICE LOCATION.
Narrative: ON ARR AT THE ACFT, WE WERE MET BY THE DEICING OPERATOR, WHO WANTED TO KNOW IF WE WERE READY TO DEICE WITH TYPE I FLUID AT A 50/50 MIX. CURRENT TEMP WAS 1 DEG C WITH MIXED RAIN AND SNOW AND A 15 KT WIND. SOME ACCUMULATION WAS APPARENT AND WITH THE SHORT HOLDOVER TIME OF TYPE I, I ASKED HIM TO WAIT ABOUT 5-10 MINS. AS WE GOT SET UP, OTHER ACFT WERE CALLING FOR DEICE, AND AT ABOUT THE 5 MIN MARK, WE GAVE THE GO AHEAD FOR DEICE TO BEGIN. AS SOON AS IT WAS FINISHED, WE CALLED FOR MARSHALLING AND WERE TOLD TO DELAY ABOUT 10 MINS WHILE OTHER ACFT WERE READIED FOR DEP. WE EXPLAINED WE HAD A HOLDOVER TIME PROB AND DID NOT WANT TO DEICE AGAIN, IF POSSIBLE. THEY SAID SOMEONE WOULD BE BY SHORTLY. AFTER ABOUT 5 MINS WE WERE CLRED TO START AND TAXI AND AS WE APCHED THE ATC CTLED TXWY, WE WERE #1 FOR THE RWY. TEMP WAS STILL ABOVE FREEZING AND NO ACCUMULATION WAS NOTED. IT LOOKED LIKE WE HAD DODGED A DEICING BULLET. GND CTL WAS CONTACTED AND WE WERE CLRED TO TAXI TO THE RWY. THE TXWY FROM THE RAMP TO THE RWY IS ONLY ABOUT 300-400 FT LONG AND WE COMPLETED THE BEFORE TKOF CHKLIST AND CONTACTED TWR JUST AS WE ROLLED TO A STOP AT THE RWY HOLD SHORT LINE. THE TWR'S FIRST WORDS WERE 'VERIFY YOU ARE HOLDING SHORT OF THE ILS CRITICAL AREA.' WE TOLD THEM NO, WE WERE AT THE RWY HOLD SHORT LINE AND HE QUERIED AN ACFT ON THE ILS ABOUT SIGNAL QUALITY. FORTUNATELY, NO PROBS WERE NOTED AND THE ACFT LANDED SHORTLY THEREAFTER. WE WERE CLRED FOR TKOF AND THE FLT PROCEEDED WITHOUT FURTHER INCIDENT. FACTORS IN THIS INCIDENT WERE ALLOWING MYSELF TO BE RUSHED, IFR WX WHICH WAS NOT LOW ENOUGH TO BE A MAJOR CONCERN, AND A HABIT OF TAXIING ALL WK TO THE RWY HOLD SHORT LINE IN VFR CONDITIONS. MY HABIT NEEDS TO CHANGE SO THAT THE ILS LINE IS ALWAYS THE LIMIT UNLESS I AM SURE IT IS SAFE AND ALLOWABLE TO PROCEED.
Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.