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Sjc controller observed an apparent early turn by a corporate jet off runway 30 assigned a SJC9 SID resulting in a conflict with a previous departure aircraft.
| Attributes | |
| ACN | 1091616 |
| Time | |
| Date | 201306 |
| Local Time Of Day | 0001-0600 |
| Place | |
| Locale Reference | SJC.Tower |
| State Reference | CA |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Make Model Name | Gulfstream V / G500 / G550 |
| Operating Under FAR Part | Part 91 |
| Flight Phase | Initial Climb |
| Flight Plan | IFR |
| Aircraft 2 | |
| Make Model Name | Regional Jet 900 (CRJ900) |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Initial Climb |
| Flight Plan | IFR |
| Person 1 | |
| Function | Ground |
| Qualification | Air Traffic Control Fully Certified |
| Person 2 | |
| Function | Pilot Not Flying Captain |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Events | |
| Anomaly | ATC Issue All Types Deviation - Procedural Clearance Deviation - Procedural Published Material / Policy Deviation - Track / Heading All Types |
Narrative:
I observed gulfstream V begin an early turn on the SJC9 departure procedure from the clearance delivery/FD/controller in charge position when the local controller spoke up and brought it to the attention of everyone in the tower cab. Gulfstream V climbed northbound directly toward CRJ900; the preceding departing aircraft. The local controller notified the toga (departure sector) controller over the landline after the early turn was observed; without response. The two aircraft passed very close to each other because of the failure of gulfstream V to comply with the SJC9 departure procedure. Vigilance and immediate coordination when aircraft are observed conducting unexpected flight operations that jeopardize safety of flight.
Original NASA ASRS Text
Title: SJC Controller observed an apparent early turn by a corporate jet off Runway 30 assigned a SJC9 SID resulting in a conflict with a previous departure aircraft.
Narrative: I observed Gulfstream V begin an early turn on the SJC9 departure procedure from the CD/FD/CIC position when the Local Controller spoke up and brought it to the attention of everyone in the Tower cab. Gulfstream V climbed Northbound directly toward CRJ900; the preceding departing aircraft. The Local Controller notified the TOGA (Departure Sector) Controller over the landline after the early turn was observed; without response. The two aircraft passed very close to each other because of the failure of Gulfstream V to comply with the SJC9 departure procedure. Vigilance and immediate coordination when aircraft are observed conducting unexpected flight operations that jeopardize safety of flight.
Data retrieved from NASA's ASRS site as of July 2013 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.