Instruct air traffic controllers to use the rate of speech specified by the ICAO as well as complete radio callsign

Implemented

Aviation L

Accident

15.1.2013

C9/2010L/S3

Suosituksen perustelu

The investigation revealed that the air traffic controller's rate of speech exceeded 200 words per minute, which surpasses the ICAO's recommendation of 100 words per minute. Nor did the air traffic control use the flight's full callsigns, instead, the company's name was omitted. In this occurrence the rapid rate of speech and im-perfect radio phraseology may have created the impression of haste.

Recommendation

The Safety Investigation Authority, Finland recommends that Avinor instruct air traffic controllers to use the rate of speech specified by the ICAO as well as complete radio callsigns.

Toimenpide-ehdotukset

The investigation revealed that the air traffic controller's rate of speech exceeded 200 words per minute, which surpasses the ICAO's recommendation of 100 words per minute. Nor did the air traffic control use the flight's full callsigns, instead, the company's name was omitted. In this occurrence the rapid rate of speech and im-perfect radio phraseology may have created the impression of haste.