COMDTINST 16550.5
(d)
NOTE: ABS procedures will go into effect chain by chain once each
station in a chain is outfitted with the necessary, fully operational
equipment.
(5)
any other event concerning Loran-C affecting the aviation community (such as
cancellations of out-of-date NOTAMs).
b.
OMEGA NOTAMs. NOTAM requests/cancellations for the OMEGA system will be
issued for the following occurrences:
(1)
any unscheduled, continuing unusable period for any station(s) or the entire
system lasting over 30 minutes, such as for emergency repairs or polar cap
disturbances,
(2)
end of any unscheduled unusable period,
(3)
any scheduled unusable period lasting over one hour such as a maintenance
period for any stations or the entire system,
(4)
any other event concerning OMEGA affecting the aviation community (such as
cancellations of out-of-date NOTAMs).
c.
NOTAM fax submission.
(1)
NOTAM-Ds for unscheduled, on-going outages shall be submitted via fax
machine. The following telephone number applies:
U.S. NOTAM Office (ATM-611):
Voice: (202) 267-9256
Fax: (202) 267-3549
(2)
In the event of fax machine difficulties, a telephone call will suffice during
unscheduled outages as outlined in subparagraph 6a. Hard copy over the fax
machine must follow as soon as possible.
d.
Transition period. For a period of at least three months, NOTAM-Ds for unscheduled
outages shall be submitted via fax machine as well as the traditional AIG format.
Suspending the message procedure will be accomplished with a written amendment to
this instruction.
e.
NOTAM format via fax. Submit NOTAMs on a unit fax sheet including the station's
address, phone number(s) and point of contact. Ensure that the unit's fax number is
included. Include a brief comment on the cause (this is for our own purposes)
Examples are included as
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