Acronyms

Question 1

What is the ABBBC acronym when considering Instrument approaches?

Answer 1

A - ATIS
B - Build (load approach)
B - Bug (your minimums)
B - Brief approach
C - Checklist (descent)

Question 2

What is MEA and what is it for?

Answer 2

Minimum Enroute Altitude

The lowest published altitude between radio fixes which assures acceptable navigational signal coverage and meets obstacle clearance requirements between those fixes.

Question 3

What is MOCA?

Answer 3

Minimum Obstruction Clearance Altitude
- The lowest published altitude in effect between Radio Fixes on VOR airways, off-airway routes, or route segments which meets obstacle clearance requirements for the entire route segment but only assures acceptable nav signal coverage within 22 NM.

Question 4

What is THRE?

Answer 4

Threshold Elevation above sea level.

Question 5

What is MRA on a Low Altitude Enroute IFR chart?

Answer 5

Minimum Reception Altitude

• Lowest altitude at which an intersection can be determined from an off-course NAVAID. However DME equipment may be used to identify the intersection if the chart allows.

Question 6

MAP

Answer 6

Missed Approach Point

• Point at which the missed approach procedure should be performed.

Question 7

IAP

Answer 7

Instrument Approach Procedure

Question 8

IAF

Answer 8

Initial Approach Fix

• Point at which the IAP must be started unless receiving ATC vectors or otherwise instructed

Question 9

IAW

Answer 9

Initial Approach Waypoint

Question 10

IMC

Answer 10

Instrument Meteorological Conditions

Question 11

VMC

Answer 11

Visual Meteorological Conditions

• Greater than 1,000 ft ceiling and 3 SM viz

Question 12

IF

Answer 12

Intermediate Fix

Question 13

IW

Answer 13

Intermediate Waypoint

Question 14

FAF

Answer 14

Final Approach Fix

Question 15

FAW

Answer 15

Final Approach Waypoint