Narrative:

I was conducting a part 91 day, VFR flight from van nuys to san luis obispo. I pre-filed an IFR plan for an XA25 departure. The WX was clear, so I elected to depart VFR without opening the IFR flight plan. After departing van nuys airport using runway 16R, I turned downwind at 2000 ft MSL and began a slow VFR climb, taking care to stay below 3000 ft MSL until my GPS showed me clear of the burbank class C airspace that extends from 3000 ft to 4800 ft MSL over van nuys airport. When I was about 3500 ft MSL, I contacted socal departure to obtain flight following to san luis obispo. After identing me on radar, the controller asked me if I saw the MD80. He then went on to explain that during my climb from van nuys, he expected me to remain at 2500 ft MSL until north of the burbank localizer. He explained that he turned an MD80 that was on the ILS to runway 8 at burbank because I climbed above 2500 fi MSL before I was clear of the burbank localizer. Although I do not believe that I breached the overlying class C airspace, I believe that I did climb above 2500 ft MSL before I was sufficiently north or the burbank localizer. I believe that this situation occurred because I failed to make note and read back the instructions of the van nuys tower controller to stay at or below 2500 ft MSL until north of van nuys airport. This was aggravated by the fact that I did not attempt to contact the socal departure controller until several mins into the flight. Had I been in communication with socal, I would have been reminded to remain at 2500 ft until clear of the burbank localizer. For the future, the ATC controller suggested that I request a transponder code from the van nuys tower prior to departure so that I can be idented on radar as soon as I am airborne. Then, I should request a frequency change to socal before departing van nuys class D airspace so that I will be under positive ATC control before climbing out. I will take this suggestion to heart and plan to always be in contact with socal departure when departing the van nuys area.

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Original NASA ASRS Text

Title: ATC VECTORS AN ACR OFF THE ILS LOC TO BUR TO AVOID A DEPARTING ACFT FROM THE VNY AIRPORT, RPTR CLBED ABOVE THE 2500 FT CLRNC WHEN N OF VNY, AS INSTRUCTED BY VNY TWR PRIOR TO TKOF.

Narrative: I WAS CONDUCTING A PART 91 DAY, VFR FLT FROM VAN NUYS TO SAN LUIS OBISPO. I PRE-FILED AN IFR PLAN FOR AN XA25 DEP. THE WX WAS CLR, SO I ELECTED TO DEPART VFR WITHOUT OPENING THE IFR FLT PLAN. AFTER DEPARTING VAN NUYS ARPT USING RWY 16R, I TURNED DOWNWIND AT 2000 FT MSL AND BEGAN A SLOW VFR CLB, TAKING CARE TO STAY BELOW 3000 FT MSL UNTIL MY GPS SHOWED ME CLEAR OF THE BURBANK CLASS C AIRSPACE THAT EXTENDS FROM 3000 FT TO 4800 FT MSL OVER VAN NUYS ARPT. WHEN I WAS ABOUT 3500 FT MSL, I CONTACTED SOCAL DEP TO OBTAIN FLT FOLLOWING TO SAN LUIS OBISPO. AFTER IDENTING ME ON RADAR, THE CTLR ASKED ME IF I SAW THE MD80. HE THEN WENT ON TO EXPLAIN THAT DURING MY CLB FROM VAN NUYS, HE EXPECTED ME TO REMAIN AT 2500 FT MSL UNTIL N OF THE BURBANK LOC. HE EXPLAINED THAT HE TURNED AN MD80 THAT WAS ON THE ILS TO RWY 8 AT BURBANK BECAUSE I CLBED ABOVE 2500 FI MSL BEFORE I WAS CLR OF THE BURBANK LOC. ALTHOUGH I DO NOT BELIEVE THAT I BREACHED THE OVERLYING CLASS C AIRSPACE, I BELIEVE THAT I DID CLB ABOVE 2500 FT MSL BEFORE I WAS SUFFICIENTLY N OR THE BURBANK LOC. I BELIEVE THAT THIS SIT OCCURRED BECAUSE I FAILED TO MAKE NOTE AND READ BACK THE INSTRUCTIONS OF THE VAN NUYS TWR CTLR TO STAY AT OR BELOW 2500 FT MSL UNTIL N OF VAN NUYS ARPT. THIS WAS AGGRAVATED BY THE FACT THAT I DID NOT ATTEMPT TO CONTACT THE SOCAL DEP CTLR UNTIL SEVERAL MINS INTO THE FLT. HAD I BEEN IN COM WITH SOCAL, I WOULD HAVE BEEN REMINDED TO REMAIN AT 2500 FT UNTIL CLR OF THE BURBANK LOC. FOR THE FUTURE, THE ATC CTLR SUGGESTED THAT I REQUEST A XPONDER CODE FROM THE VAN NUYS TWR PRIOR TO DEP SO THAT I CAN BE IDENTED ON RADAR AS SOON AS I AM AIRBORNE. THEN, I SHOULD REQUEST A FREQ CHANGE TO SOCAL BEFORE DEPARTING VAN NUYS CLASS D AIRSPACE SO THAT I WILL BE UNDER POSITIVE ATC CTL BEFORE CLBING OUT. I WILL TAKE THIS SUGGESTION TO HEART AND PLAN TO ALWAYS BE IN CONTACT WITH SOCAL DEP WHEN DEPARTING THE VAN NUYS AREA.

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.