Alternates Flashcards
Alt for for 1 precision or non precision
600-2 or 300-1 / 800-2 for 300-1
Alt Wx if no IFR app available
500ft above min IFR alt that allows for vfr app/ldg
GNSS alt req
- Plane and crew auth
- Min 100nm separation
- P-RAIM
Alt Wx sliding scale for 600-2
700 - 1/2
800 - 1
Alt Wx sliding scale for 800-2
900 - 1 1/2
1000 - 1
If RNP app planned at alt
- No credit for LPV or LP
- Credit for LNAV/VNAV mins if authorized and equipped
- Credit for LNAV
If RNP AR app planned at alt
- Authorized and equipped
- App authorized in 10-10 pages
- Credit for RNP .30 minima only
No ALT IFR - flight not more then 6 hrs
Departure aerodrome shall be situated within North America, central or South America, Caribbean or bermuda
NO ALT IFR - more then 6 hrs but less then 8hrs
- Departure aerodrome within North America
- Aerodrome of intended landing shall be within North America except Mexico
- At a point 4-6 hrs from destination, shall call dispatch for wx
Wx minima for NAIFR
For +/-1hr of eta
Aerodrome other then USA - ceiling 1000ft above FAF, vis 3sm or 1500ft/6sm
USA - 2000ft/3sm
CAN/USA - no risk of fog or other restrictions to vis, no risk of TS, no risk of freezing precip
NAIFR dest req
- 2 separate and operational and suitable runways
- At least 2 suitable and independent approach aids, app procedures
- Emerg or standby electrical power
Max take off alt distance
60min, 120mins for ETOPS
App Vis in Canada - reductions to charted vis when:
- Straight in minima only
- Flight director or HUD must be used down to MDA/DA
- Must have app lights: ALSF I OR II, SSALR, MALSR
- Runway must have HIRL