TO minima (without LVP) in progress?
RVR or Visibility
Day: 500 m
When 400 m:
Day: At least RWY EDGE OR CTRLN lights
Night: RWY EDGE OR CTRLN lights + END light
Equipment required for
CATEGORY IIIB / AUTOLAND
LAND 3 annunciated
Autothrottle system and at least 1 autothrottle servo motor
Autobrake system
2 Autoland status annunciator
No EICAS message displayed: SGL source: Display, RAD ALT or ILS
What is Fail-passive Automatic Landing System?
In the event of a failure, there is no significant out-of-trim condition or deviation of flight path or attitude but the landing is not completed automatically. Pilot assumes control after a failure.
What is Fail-Operational Automatic Landing System?
In the event of failure below alert height, the approach, the flare and landing can be completed by the remaining part of automatic system
What is the minimum Visibility that RVR has to be reported to conduct approach and landing?
800 m
Low Visibility Taxi procedures?
- Sterile Cockpit
- Be familiar with CAT II/III holding points, HOT SPOTS
- Taxi speed approx 10 kts
- Rally taxi by FO
- Any CL, clearance or action must be performed when a/c stops
- Use lights as necessary
Qualified Flight Crew can reduce take off minima from 150 m to 125 m, when?
- LVP in progress
- Hi Intensity CTRL lighs spaced 15 m or less, Hi Intensity EDGE lights spaced between 60 m or less are in operation
- 90 m visual segment is available at the start of takeoff run
- The required RVR value is achieved for all relevant reporting points
Landing minima, visual reference requirement
CAT II: 100 ft, TDZ 300 m, 75 (125), 75. Visual ref:
Etc
MAXIMUM WIND SPEEDS for Autoland?
Head: 25 kts
Xwind: 25 kts (US, Canada, Aus 15 kts, Aus RVR below 200 m is 10 kts)
Tail: 15 kts
Max and min glidepath angles?
Max: 3.25 degree
Min: 2.5 degree
Landing flaps for Autoland?
Flap 20, 25* and 30 with both engine or one engine operative
- Not all B777 are certified, refer to FCOM
When can a pilot assessment for RVR be made?
If TDZ RVR is not reported it can be substituted by pilot assessment, provided the take off minima is at or above 200 m
