AV32 - NORDO / RONLY - JB

Question 1

Define NORDO

Answer 1

No Radio - An expression describing an inability to communicate by radio owing to the absence or failure of radio equipment.

Question 2

Define RONLY

Answer 2

Receiver Only - The capability to receive radio communications only, owing to the absence or failure of the transmitter.

Question 3

What are the requirements for VFR A/C to operate to or from an uncontrolled aerodrome that lies within an MF NORDO?

Answer 3

1) Ground station must be in operation
2) Prior notice of the pilots intention to operate at the aerodrome has been given to the ground station
3) When conducting takeoff, the pilot ascertains by visual observation that there is no likelihood of collision with another A/C or vehicle
4) When approaching for landing, the A/C enters the aerodrome traffic circuit from a position that will require it to complete 2 sides of the circuit before turning final.

Question 4

What is a ground station?

Answer 4

An FSS, CARS or RCO through which RAAS is provided.

Question 5

What are the requirements for operating in an MF NORDO at night?

Answer 5

No different from day.

Question 6

Can an A/C operate NORDO in SVFR?

Answer 6

No. Below VFR minima only.

Question 7

What basic information is required from NORDO/RONLY A/C?

Answer 7

Ident, Type, departure/destination, ETA/ETD, planned altitude, A/C colours, intentions on field (inbounds), location on field (outbounds), other relevant info.

Question 8

When giving AAS to a NORDO pilot, despite the fact that there will be a significant delay between AAS and arrival/departure, what information is given?

Answer 8

Current wind, current altimeter, runway always given as preferred, even if active. For arriving NORDO, all proposed and enroute A/C with an ETA/ETD that falls within 5 mins before till 10min after NORDO ETA shall be passed as traffic. For outbound NORDO, just before departure until 10min after departure is traffic, including active bay.
Circuit traffic is always passed.

Question 9

Step 1 of information exchange between FSS and NORDO/RONLY pilot

Answer 9

Obtain basic information. Ident, type, ETA/ETD, colours, ect.

Question 10

Step 2 of information exchange between FSS and NORDO/RONLY pilot

Answer 10

Provide information expected to be appropriate for the A/C.

Runway, wind, altimeter, NOTAM ect.

Question 11

Step 3 of information exchange between FSS and NORDO/RONLY pilot

Answer 11

Obtain pilot intentions.

Intended runway, taxi route, apron, joining circuit, intentions after takeoff (left turn out, ect.) ect.

Question 12

Step 4 of information exchange between FSS and NORDO/RONLY pilot

Answer 12

Summarise NORDO/RONLY procedures.

Question 13

Phraseology for summary of NORDO/RONLY procedures for inbound A/C

Answer 13

“You will be included as traffic and vehicles will be removed from your intended runway from five minutes before until ten minutes after your ETA. You are required to call upon your arrival at (your airport), or if there is a change to your ETA.”

Question 14

Phraseology for summary of NORDO/RONLY procedures for outbound A/C

Answer 14

“You will be included as traffic from just prior to your estimated or actual time of departure until ten minutes after. Vehicles will be removed from your intended runway and taxiway from just prior to your estimated or actual time of departure until you are airborne and clear of runway.”

“You are required to call destination ATS unit prior to departure and upon arrival.” (as applicable)

Question 15

When do you provide departing NORDO/RONLY A/C as traffic to other A/C

Answer 15

Just prior to ETD or ATD until 10 min after, or, until the A/C is reported or observed clear of MF area.

Question 16

When does a departing NORDO/RONLY A/C make a runway active?

Answer 16

When the A/C is observed taxiing for a particular runway.

Until then, the runway is considered preferred.

Question 17

When do you provide arriving NORDO/RONLY A/C as traffic to other A/C

Answer 17

From 5 min before until 10min after the ETA, or until the A\C has landed.

Question 18

When does an arriving NORDO/RONLY A/C make a runway active?

Answer 18

Not until the A/C is observed joining the circuit for a particular runway.

Question 19

How can RONLY A/C acknowledge FSS transmissions when on the ground?

Answer 19

Can acknowledge by moving ailerons or rudder

Question 20

How can RONLY A/C acknowledge FSS transmissions when in the air?

Answer 20

Can acknowledge by rocking wings or by single flash of landing lights

Question 21

What do you do if unknown A/C is observed within the MF?

Answer 21

Broadcast traffic update on MF.

eg. “Traffic, observed four miles northeast, inbound twin engine aircraft, intentions unknown”

Question 22

When is a FDS for an inbound NORDO placed in the active bay before 5 min before ETA?

Answer 22

If the A/C is passed as traffic before the 5 min mark, it is placed in the active bay when passed as traffic.

Question 23

When is a FDS for an outbound NORDO placed in the active bay?

Answer 23

Just prior to the ETD or when the A/C is observed taxiing, whichever is earlier.

Question 24

Instruct ground vehicles to leave appropriate runway or taxiway, when?

Answer 24

Atleast 5 min before ETA until 10min after, or for outbound, before departing A/C enters the manoeuvring area.