Pilot/Controller Glossary

4/3/14

PCG C−10

CRUISING ALTITUDE− An altitude or flight level

maintained during en route level flight. This is a

constant altitude and should not be confused with a

cruise clearance.

(See ALTITUDE.)
(See ICAO term CRUISING LEVEL.)

CRUISING LEVEL−

(See CRUISING ALTITUDE.)

CRUISING LEVEL [ICAO]− A level maintained

during a significant portion of a flight.
CT MESSAGE− An EDCT time generated by the

ATCSCC to regulate traffic at arrival airports.

Normally, a CT message is automatically transferred

from the traffic management system computer to the

NAS en route computer and appears as an EDCT. In

the event of a communication failure between the

traffic management system computer and the NAS,

the CT message can be manually entered by the TMC

at the en route facility.
CTA−

(See CONTROLLED TIME OF ARRIVAL.)
(See ICAO term CONTROL AREA.)

CTAF−

(See COMMON TRAFFIC ADVISORY

FREQUENCY.)

CTAS−

(See 

CENTER TRACON AUTOMATION

SYSTEM.)

CTRD−

(See CERTIFIED TOWER RADAR DISPLAY.)

CURRENT FLIGHT PLAN [ICAO]− The flight

plan, including changes, if any, brought about by

subsequent clearances.

CURRENT PLAN− The ATC clearance the aircraft

has received and is expected to fly.

CVFP APPROACH−

(See CHARTED VISUAL FLIGHT PROCEDURE

APPROACH.)

CWA−

(See CENTER WEATHER ADVISORY and

WEATHER ADVISORY.)