Definition

The Operational Service Volume is that volume of airspace surrounding a NAVAID which is available for operational use and within which a signal of usable strength exists and where that signal is not operationally limited by co-channel interference. Operational Service Volume includes all of the following:
(1) The officially designated Standard Service Volume excluding any portion of the Standard Service Volume which has been restricted.
(2) The Expanded Service Volume.
(3) Within the United States, any published instrument flight procedure (victor or jet airway, SID, STAR, SIAP, or instrument departure
(4) Outside the United States, any designated signal coverage or published instrument flight procedure equivalent to U.S. standards.

  Definition

A document that contains terms, authorizations, conditions, and limitations to ensure POSCON and the certificated Virtual Operator have a mutual and clear understanding of how the certificated Virtual Operator will conduct its operations.

  Definition

POSCON volunteers who periodically inspect certificated Virtual Operators to ensure compliance with approved Operations Specifications.

  Definition

Refers to airspace that is not controlled by Air Traffic Control.

  Definition

Any training, testing, or checking activity which an air carrier certificate holder provides by way of a contract arrangement with another party.