NOTAM

Question 1

General

Answer 1

● The lead time is at the discretion of the originator but does not exceed 14 days but no less than 6 hours’ lead time is provided.
● Whenever possible, at least 24 hours’ advance notice is desirable

Question 2

Criteria for Issuing a NOTAM

Answer 2

● A NOTAM shall be originated and issued promptly whenever the information to be distributed is of a temporary nature and of short duration, or when operationally significant permanent or temporary changes of long duration are made at short notice

Question 3

NOTAM Format

Answer 3

1. NOTAM Continuity Number
   ● The format is SNNNN/YY
   ○ S - represents the series letter. There are 18 series letters used in Canada: C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, U, V.
   ○ NNNN - a four digit NOTAM number.
   ○ /YY - Two digits for the calendar year

Question 4

2. NOTAM Types

Answer 4

➢ N - New NOTAM.
➢ R - NOTAM Replacing a previous NOTAM
➢ C - NOTAM Cancelling a previous NOTAM

Question 5

3. Q Line

Answer 5

● A qualifier line, which contains coded information, coordinates, and radius of the area of influence for the automated filtering of NOTAMs.
● The Q-line contains codes and geographical reference for filtering purposes

Question 6

4. FIR
5. International NOTAM (Q) Codes

Answer 6

● A NOTAM code group contains five letters.
● The first letter is always the letter “Q’’ to indicate a code abbreviation.
● The second and third letters identify the subject being reported. (See Second and Third Letter Decode Tables).
● The fourth and fifth letters identify the status of operation of the subject being reported. (See Fourth and Fifth Letter Decode Tables)

Question 7

6. Traffic Type.

Answer 7

➢ I : IFR traffic only
➢ V : VFR traffic only
➢ IV : both IFR and VFR traffic

Question 8

7. NOTAM Purpose

Answer 8

➢ N - The ICAO NOTAM selected for the immediate attention of air operators due to its importance.
➢ B - The ICAO NOTAM which is of operational significance, such as briefings or a Pre-flight Information Bulletin (PIB).
➢ O - The ICAO NOTAM related to flight operations

Question 9

8. NOTAM Scope

Answer 9

➢ A : Aerodrome information.
➢ E : En Route information.
➢ W : Navigation Warnings. eg: restriction of airspace.
➢ AE : Aerodrome and En Route. NOTAM that affects both an aerodrome and en route operations.
➢ K : A checklist

Question 10

9. Lower Limit/Upper Limit

Answer 10

● LOWER and UPPER limits shall only be expressed in flight levels (FL).

Question 11

12. Item A Location Indicator

Answer 11

● It shows location indicator of the aerodrome or FIR in which the facility, airspace, or condition being reported on is located

Question 12

14. Item C End Time

Answer 12

● This shows the duration of the information.
● If the information on timing is uncertain, then the approximate duration will be indicated using a date-time group followed by the abbreviation “EST”.