then follow the limit of Qatar and Bahrain territorial waters then follow the sovereign boundary and limit of territorial waters between Qatar and Saudi Arabia to 243731N 0512406E 243747N 0512421E 243817N 0512608E 244247N 0513422E 244900N 0520000E 245046N 0522215E 240300N 0514700E then follow the sovereign boundary between Saudi Arabia and the United Arab Emirates to 224200N 0551200E ... And

FIR vertical limit: SFC to UNL.

Bahrain FIR also includes the airspace defined by

FIR vertical limit: FL245 to UNL

BAHRAIN NORTH LOW

English

H24

126.700 MHZ

BAHRAIN NORTH HIGH

English

H24

127.575 MHZ

BAHRAIN CENTRAL LOW

English

H24

122.300 MHZ

BAHRAIN CENTRAL HIGH

English

H24

124.300 MHZ

BAHRAIN CENTRAL SUPER

English

H24

127.525 MHZ

BAHRAIN EAST HIGH

English

H24

132.125 MHZ

BAHRAIN EAST LOW

English

H24

132.850 MHZ

UNL / FL250

RVSM rules apply between FL 290 - FL 410 inclusive

ALL AIRCRAFT INBOUND TO OBBB FIR FROM OIIX FIR ARE REQUIRED TO CONTACT OBBB ATC FIVE MINUTES BEFORE FIR BOUNDARY ESTIMATE.KUVER ABOVE FL345 CONTACT FREQ 127.575 MHZ.KUVER AT AND BELOW FL345 CONTACT FREQ 126.700 MHZ,ALSER FL240 AND BELOW CONTACT FREQ 126.700 MHZ,ALSER FL250 UP TO FL295 CONTACT FREQ 122.300 MHZ.ALSER FL300-FL345 CONTACT 124.300 MHZ. AND ABOVE FL345 CONTACT 127.525 MHZ.MIDSI FL250 - FL345 CONTACT FREQ 132.850 MHZ.MIDSI ABOVE FL345 CONTACT FREQ 132.125 MHZ.

FL170 / 1000 FT GND

BAHRAIN APPROACH

English

H24

127.850 MHZ

119.100 MHZ

234.950 MHZ Alternate frequency

ALL FLIGHTS OPERATING WI OBBB FIR ARE REQUESTED TO ADHERE TO THE FOLLOWING:- THE WORD ( HEAVY ) OR (SUPER ) SHALL BE USED IN INITIAL COMMUNICATION CALLS BETWEEN SUCH AIRCRAFT AND BAHRAIN APPROACH OR BAHRAIN TOWER.

For Call sign and frequency see Sector description.