Air Traffic Control: Advanced Automation System Still Vulnerable to Cost and Schedule Problems

RCED-92-264 Published: Sep 18, 1992. Publicly Released: Oct 23, 1992.
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Pursuant to a congressional request, GAO reviewed the Federal Aviation Administration's (FAA) Advanced Automation System (AAS), focusing on: (1) cost and schedule changes; (2) effects of delays; and (3) factors that could further increase costs and delays.

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