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Acronymfinder

What does OCA stand for?

OCA stands for Obstacle Clearance Altitude


This definition appears very rarely and is found in the following Acronym Finder categories:

  • Military and Government
  • Science, medicine, engineering, etc.

See other meanings of OCA

Other Resources:
We have 276 other definitions for OCA in our Acronym Attic

Samples in periodicals archive:

The TSB is now asking Transport Canada (TC) to require that approach charts used by pilots to depict the optimal path to be flown rather than the line joining the obstacle clearance altitudes which is currently shown and that the stabilised constant descent angle approach technique be used by Canadian operators that conduct non-precision instrument approach procedures.
It can go by many different names: Minimum Envante Altitude or MEA, Miniumun Obstacle Clearance Altitude or MOCA, Off Route Obstacle Clearance Altitude or OROCA, Off Route Terrain Clearance Altitude or ORTCA, Emergency Safe Altitude or ESA, Maximum Elevation Feature or MEF, and, finally, Minimum Vectoring Altitude or MVA.