chapter 3 enroute

Question 1

What should be included in every position report?

Answer 1

Identification
Position
Time
Altitude or flight level
Type of flight plan
ETA and name of next reporting point
Pertinent remarks

Question 2

What is the standard holding pattern leg length?

Answer 2

at or below 14000, 1 minute

above 14000, 1 1/2 minutes

Question 3

When can you NOT use RNAV as a substitute form of navigation?

Answer 3

Lateral navigation on localizer-based courses without raw localizer data
Procedures identified as not authorized (NA) by NOTAM
May not substitute for NAVAID on final approach segment (Unless “or GPS” is listed)

Question 4

When CAN you use RNAV as a substitute form of navigation?

Answer 4

To determine an aircraft position or distance from a VOR NAVAID
Navigate to a VOR
Holding patterns
DME arcs

Question 5

What is OBS/non sequencing mode?

Answer 5

Maintains the current waypoint indefinitely, instead of continuing the route sequence

Question 6

What is the purpose of Baro-aiding?

Answer 6

Augments GPS integrity solution by using a non-satellite input source (Pitot-static system) for vertical reference. Can substitute a 5th satellite for RAIM

Question 7

How are airways and route systems depicted on low enroute charts?

Answer 7

VHF/UHF is black
LF/MF is brown
RNAV is blue

Question 8

What is tower enroute control service?

Answer 8

At some locations IFR flight can be controlled from the terminal enviorment. TEC routes are often for flights below 10,000 and found in the chart supplement. Put TEC in remarks

Question 9

Are courses on low enroute charts true or magnetic?

Answer 9

Magnetic

Question 10

What are Q and T routes?

Answer 10

RNAV routes
Q routes depicted on low enroute charts, RNAV routes from 1,200 - 18,000
T routes depicted on enroute high altitude charts, RNAV routes from 18,000 - FL 450

Question 11

What does MON mean on a low enroute chart?

Answer 11

(displayed above airport name) That the VOR at the airport is part of the minimum operation network

Question 12

What reports must be made to ATC without a specific request?

Answer 12

M issed approach
A irspeed change (5% or 10kts)
R eaching a holding fix or point to which cleared
V acating any previously assigned altitude or FL
E TA change in excess of 2 minutes
L eaving assigned holding fix or point 
O uter marker inbound (non-radar)
U nforcasted weather 
S afety of flight compromised 

V FR on top with any altitude change
F inal approach fix inbound (non-radar)
R adio malfunction

C ompuslory reporting points (non-radar)
500 FPM - unable to climb/descend 500FPM