1–5 von 5 Ergebnissen
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    Economic Values for Evaluation of Federal Aviation Administration Investment and Regulatory Programs

    W. L. Keech | NTIS | 1981
    Schlagwörter: Management planning and control , Cost analysis

    Establishment and Discontinuance Criteria for Automated Weather Observing Systems (AWOS)

    W. L. Keech | NTIS | 1983
    Schlagwörter: Cost analysis , Cost effectiveness , Air traffic control systems

    Investment Criteria for Airport Surveillance Radar, Air Traffic Control Radar Beacon System, and Automated Radar Terminal System (ASR/ATCRBS/ARTS)

    W. L. Keech | NTIS | 1983
    Schlagwörter: Cost analysis , Air traffic control systems , Airport control towers , ATCRBS(Air Traffic Control Radar Beacon System) , TRACAB(Terminal Radar Approach Control in toer Cab) , TRACON(Terminal Radar Approach Control)

    Establishment and Discontinuance Criteria for Runway Visual Range (RVR) at Category I Precision Landing System Runway

    W. L. Keech | NTIS | 1987
    Schlagwörter: Air traffic control terminal areas , Air traffic control systems , Cost analysis , Benefit Cost Analysis

    Establishment Criteria for Runway Visual Range System at Nonprecision Instrumented Runway

    W. L. Keech | NTIS | 1988
    Schlagwörter: Air traffic control systems , Cost analysis