Commercial Pilot · Area IV: Takeoffs, Landings, and Go-Arounds

Task L. Rough Water Approach and Landing (ASES, AMES)

FAA-S-ACS-7B · Effective 2024-05-31

Knowledge

What you should understand and be able to explain.

5 elements
  • CA.IV.L.K1
    A stabilized approach, including energy management concepts.
  • CA.IV.L.K2
    Effects of atmospheric conditions, including wind, on approach and landing performance.
  • CA.IV.L.K3
    Wind correction techniques on approach and landing.
  • CA.IV.L.K4
    When and why rough water techniques are used.
  • CA.IV.L.K5
    How to perform a proper rough water approach and landing.

Risk management

Risks to recognize and decisions to consider.

12 elements
  • CA.IV.L.R1
    Selection of approach path and touchdown area based on pilot capability, airplane performance and limitations, available distance, and wind.
  • CA.IV.L.R2
    Effects of:
  • CA.IV.L.R2a
    Crosswind
  • CA.IV.L.R2b
    Windshear
  • CA.IV.L.R2c
    Tailwind
  • CA.IV.L.R2d
    Wake turbulence
  • CA.IV.L.R2e
    Water surface/condition
  • CA.IV.L.R3
    Planning for a go-around and rejected landing.
  • CA.IV.L.R4
    Collision hazards.
  • CA.IV.L.R5
    Low altitude maneuvering, including stall, spin, or controlled flight into terrain (CFIT).
  • CA.IV.L.R6
    Distractions, task prioritization, loss of situational awareness, or disorientation.
  • CA.IV.L.R7
    Gear position in an amphibious airplane.
Skill elements and task objectives

This page covers knowledge and risk management. For the complete task, including skill standards, open the FAA document (PDF).