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  • Chapter 10: Teaching Practical Risk Management during Flight Instruction › Best Practices for Managing Risk during Flight Instruction › Environmental Risks

    Environmental Risks Environmental risks are one of the most frequent causes of accidents. These notably include risks generated by weather, terrain, and night operation hazards and additionally include airports, airspace, and other environmental factors. All these hazards and risks will…

  • Appendix B: Acronyms, Abbreviations, and NOTAM Contractions

    rules; day visual flight rules DVOR—doppler very high frequency omni-directional range DYSIM—dynamic simulator E—east EA—environmental assessment EARTS—en route automated radar tracking system EB—eastbound ECOM—en route communications ECVFP—expanded charted visual flight procedures ... EDCT—expedite departure path EFC—expect further clearance EFIS—electronic flight information systems EIAF—expanded inward access features EIS—environmental impact statement ELEV—elevation ELT—emergency locator transmitter ELWRT—electrowriter EMAS—engineered materials arresting system EMPS—en route maintenance processor…

  • Chapter 3: Identifying Hazards & Associated Risks › Environmental Hazards › Weather

    Environmental Hazards The environment or “V” hazard encompasses weather, terrain, airports, airspace, time of day, and other factors. Weather Of all the environmental hazards, weather is the most variable. However, improvements in aviation weather forecasts and improvements in technology make…

  • Chapter 10: Teaching Practical Risk Management during Flight Instruction › Common Flight Instruction Risks › Environmental Risks

    amount of fuel carried. Performance may also be marginal in high density-altitude situations. External Pressure Risks Environmental Risks The airspace used for flight training and practice may be crowded, creating a potential collision hazard. Many areas of the country…

  • 14 CFR § 91.818 Special flight authorization to exceed Mach 1.

    Special flight authorization to exceed Mach 1. (c) Environmental findings. (1) No special flight authorization will be granted if the Administrator finds that such action is necessary to protect or enhance the environment. (2) The Administrator is required to consider ... potential environmental impacts resulting from the issuance of an authorization for a particular flight area pursuant to the National Environmental Policy Act of 1969 (NEPA) (42 U.S.C 4321 et seq.), all applicable regulations implementing NEPA, and related Executive orders…

  • Chapter 16: Cabin Environmental Control Systems › Air Cycle Air Conditioning › Cabin Temperature Control System

    cycle air conditioning system. This valve has different names depending on the aircraft manufacturer and design of the environmental control systems (i.e., mixing valve, temperature control valve, trim air valve). It mixes warm bleed air that bypassed the air cycle…