Accession Number : AD0737804

Title :   The Effectiveness of the See-and-Avoid Doctrine: Safe VERTICAL Clearance from Clouds.

Descriptive Note : Final rept.,

Corporate Author : CONTROL DATA CORP BETHESDA MD WASHINGTON SYSTEMS DIV

Personal Author(s) : Mangulis, V. ; Graham, W.

Report Date : DEC 1971

Pagination or Media Count : 51

Abstract : The collision hazards of allowing VFR aircraft to fly in the proximity of clouds are evaluated and compared with the number of near-misses or collisions expected on a clear day due to human failure to see and avoid other aircraft. Some numerical results are presented for representative air traffic. (Author)

Descriptors :   *AIR TRAFFIC, *AVIATION SAFETY, *CLOUDS, VISIBILITY, HAZARDS, VISUAL PERCEPTION, AVIATION ACCIDENTS, COMMERCIAL AIRCRAFT.

Subject Categories : Military Aircraft Operations
      Safety Engineering

Distribution Statement : APPROVED FOR PUBLIC RELEASE