Performance Flashcards
What is second segment minimum climb gradient?
2.4% gross
What is final segment minimum climb gradient?
1.2% gross
What is net flightpath compared to gross?
0.8% less for 2 engine a/c
Net flight path must clear all obstacles by what height?
35ft
Net flight path must clear all obstacles by what margin horizontally?
90m + 0.125D
On a STD EO SID what altitude must you climb to before turning?
1500ft
When is a runway considered ‘wet’?
<3mm water/slush/snow
What is screen height for a wet runway?
15ft
When is flex takeoff prohibited?
Contaminated runway
Dispatch planned with gear extended
If SLIPPERY WHEN WET what is max X wind limits?
25kts
15kts when section BA poor or unreported
When is runway considered CONTAMINATED?
When >25% of runway covered with:
• >3mm of water/slush/snow
• compacted snow
• ice
What is considered a narrow runway?
<45m but must be >30m
Can you autoland on narrow runway?
No
What component of headwind and tailwind is considered in performance calculations?
Headwind 50%
Tailwind 150%
What is RLD compared to ALD?
Dry runway RLD= 1.67ALD
Wet runway RLD= 1.92ALD
