Aircraft Accident Brief Ntsb/aab-02/01 (Pb2002-910401): Egypt Air Flight 990, Boeing 767-366er, Su-Gap - National Transportation Safety Board Page 130

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Reference
Egyptian Investigation Team Requests
Reason of request and current status
investigation of EgyptAir Flight 990:
This request was submitted to the NTSB, the
1.
Letter of agreement between FAA and the US
FAA and the State Department, no response is
armed forces concerning special use of warning
provided to the EIT on the basis of “Classified
area W506
Information”.
2.
The list of the activated warning areas during
October 1999 (conditions period of releasing
back to FAA)
3.
Multiple radar coverage charts for New York
and Boston Centers at FL 50, 100, 200 and 300.
4.
Multi radar tracking mosaic clutter and
interference study for radar sites.
5.
The configuration of the ZNY ATC system
including radar and flight data processors, radar
and voice data recorders, voice communication
switching systems and the relevant radar sites.
6.
The radar coverage charts, the last flight check
reports, the interference and clutter charts and
the antenna radiation patterns (PSR & NSSR)
for GIBBSBORO (GIB), Riverhead NY,
{RIV), North Truro, MA (NOR), Bucks
Harbor, ME (BUC) and Nantucket radar sites
(ARSR-4 & ASR-9).
7.
The explanation of why the targets of Squawk
5606, 1216, 3835 & 6757 are existing in the
navy file and do not exist in the Airforce file
while the source of both files is the Riverhead
NY radar site.
8.
The radar data of the following targets:
-
The target of squawk 2655 which was
detected by five radars up to 06:18:25 UTC
in the same area and date of the accident
and no data shows after that time, albeit it
was still at flight level 330 and within the
radar coverage of the five radars (more
information was received later but only up
to 06:22:15 UTC}.
-
The military aircraft ARISE 57, squawk
1625 which was in the radar contact with
the same controller (R86) of MSR990.
-
The Royal Jordanian aircraft RG262
NYC/AMC
9.
The clutter and interference studies for the
radar sites, RIV, ZNY, and NOR.
10. Available technical data to analyze any
13

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