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Air carrier has potential conflict less than standard separation with small aircraft inside newly established TCA.
| Attributes | |
| ACN | 172868 |
| Time | |
| Date | 199103 |
| Day | Sat |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | atc facility : dca |
| State Reference | DC |
| Altitude | msl bound lower : 4500 msl bound upper : 4500 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : dca |
| Operator | common carrier : air carrier |
| Make Model Name | Large Transport, Low Wing, 3 Turbojet Eng |
| Flight Phase | descent other |
| Route In Use | approach : visual |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | Small Aircraft, High Wing, 1 Eng, Fixed Gear |
| Flight Phase | cruise other |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp pilot : cfi pilot : commercial |
| Experience | flight time last 90 days : 230 flight time total : 15000 flight time type : 4800 |
| ASRS Report | 172868 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : atp |
| Events | |
| Anomaly | non adherence : far other anomaly other |
| Independent Detector | other flight crewa |
| Resolutory Action | none taken : insufficient time |
| Consequence | Other |
| Miss Distance | horizontal : 2000 vertical : 0 |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | other |
Narrative:
Cleared for mount vernon visibility approach to dca. Small aircraft aircraft moved right to left in front of aircraft. Not aware of new TCA!
Original NASA ASRS Text
Title: ACR HAS POTENTIAL CONFLICT LESS THAN STANDARD SEPARATION WITH SMA INSIDE NEWLY ESTABLISHED TCA.
Narrative: CLRED FOR MOUNT VERNON VIS APCH TO DCA. SMA ACFT MOVED RIGHT TO LEFT IN FRONT OF ACFT. NOT AWARE OF NEW TCA!
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.