Note: this scenario corresponds to two NOTAM Templates:"Published PRD, TSA - area - activation” and “Published Navigation Warning Areas – activity”. Therefore, two item E production rules are included in this scenario.
Text NOTAM production rules
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For the activation of a special activity area, it is assumed that the FIR(s) and eventually the airport(s) for which a NOTAM is required to be issued have already been predefined in the application. It is recommended that the application suggests the list of airports for which a NOTAM is required, but the operator is allowed to take a final decision.
The rules for the “first NOTAM” and the NOTAM containing one or more FIR in Item A are indicated below. For any additional NOTAM with scope A, refer to “several NOTAM possible” section. See also the discussion about several NOTAM possible and the further details in the Scope section further down.
Item A
The Item A shall be generated according to the geographical location of the Airspace as follows:
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Apply the common NOTAM production rules for Item Q, complemented by the following specific rules for this particular scenario:
Q code
The following mapping shall be used for the first NOTAM (the values marked with an asterisk * are unlikely to occur in practice, they are provided for completeness sake and to prevent undefined situations for the automatic creation of NOTAM):
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In the situations where two or more Q code alternatives are provided in the table above, the first one should be used as default in a data provider interface. The operator shall have the possibility to select an alternative one or even to change it completely (for example, by using "XX").
Scope
As general rules, for each NOTAM that is generated:
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However, more specific rules may be applied, depending on the split in NOTAM series, actual configuration of the FIR, etc. These have to be taken into consideration for each implementation.
Lower limit / Upper limit
For the first NOTAM, for activation with baseline limits, apply the common rules for {{Lower limit / Upper limit}}
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Lower limit: use the lowest value between BL.AirspaceVolume.lowerLimit and TD.AirspaceActivation.AirspaceLayer.lowerLimit as basis for entry in lower limit of Q line.
Upper limit: use the highest value between BL.AirspaceVolume.upperLimit and TD.AirspaceActivation.AirspaceLayer.upperLimit as basis for entry in lower limit of Q line.
Geographical reference
For the first NOTAM, calculate the centre and the radius (in NM) of a circle that encompasses the whole special activity area. Insert these values in the geographical reference item, formatted as follows:
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Two patterns are possible for automatically generating the E field text from the AIXM data:
Published PRD, TSA - area activation
This template shall be used when the BL.type has one of the values P, R, D, TSA, TRA, W.
Published Navigation Warning Areas - activity
This template shall be used when the BL.type has a value different from P, R, D, TSA, TRA, W.
Reference | Rule | ||||||||||||||||||||
(1) | The area type shall be included according to the following decoding table:
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(2) | The designator and the name of the area shall be included if present in the BASELINE data. | ||||||||||||||||||||
(3) | The activation status code shall be translated into readable text, as follows:
The values marked with an asterisk (*) are unlikely to occur in practice. | ||||||||||||||||||||
(4) | The activity code shall be translated into readable text, as indicated below. The values marked with an asterisk (*) are unlikely to occur in practice. However, a decoding is also provided for completeness sake.
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(5) | If the TD.AirspaceActivation includes an AirspaceLayer that has:
then the text "vertical limits changed during activation" or “vertical limits changed during activity”, as appropriate, shall be inserted here. | ||||||||||||||||||||
(6) | Annotations shall be translated into free text according to the common rules for annotations decoding. |
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