CA.IV.K.R2cFAA-S-ACS-7B · Nov 2023Risk management

c. Tailwind

ACS element text (the applicant demonstrates understanding of)

Effects of: c. Tailwind

Bottom line

The effect of wind on takeoff distance is large, and proper consideration must also be provided when predicting takeoff distance.

FAA references

  1. AIM 7-6-8 (Use of Runway Half-way Signs at Unimproved Airports) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  2. PHAK ch. 11 (p. 11-15) — FAA-H-8083-25C (2023)
  3. SEA ch. 4 (p. 4-16) — FAA-H-8083-23
  4. AFH ch. 9 (p. 9-27) — FAA-H-8083-3C
  5. AIM 4-3-17 (VFR Helicopter Operations at Controlled Airports) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  6. AIM 7-4-4 (Vortex Behavior) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
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