Low Vis Ops

Question 1

Max crosswind for Low vis T/O when RVR is less than 150m

Answer 1

15 kt

Question 2

Minimum flap setting Low vis T/O

Answer 2

Flaps 5

Question 3

Can we T/O without HGS with RVR 125m

Answer 3

Yes, as long as it isn`t below 125m

Question 4

Low vis App and Ldg maximum wind components

Answer 4

Headwind: 25 kt
Crosswind: 15 kt
Tailwind: 10 kt

Question 5

Is autoland allowed with LE or TE device malfunctions?

Answer 5

No

Question 6

HGS glideslope angle limitations

Answer 6

2.51º to 3.00º

Question 7

Autoland glideslope angle limitations

Answer 7

2.50º to 3.25º

Question 8

Low vis T/O RVR

Answer 8

Refer to table in OM-A (LVTO Operating minima). Absolute lowest is 125m for TDZ, MID and Rollout

Question 9

Which RVR zone is controlling (Low vis Ldg)

Answer 9

Touchdown zone is always controlling
If reported and relevant, mid and rollout are also controlling. (approx 60kt)

Question 10

CAT 1 minima

Answer 10

RVR 550m
DH 200 feet

Question 11

CAT 2 minima

Answer 11

RVR 300m
DH 100 feet

Question 12

CAT 3 minima

Answer 12

RVR 200m
DH 50 feet

Question 13

When the visibility is below ____ m, instrument approach operations may only be conducted if RVR info is provided

Answer 13

800

Question 14

LVO not permitted under the following conditions

Answer 14

• reported windshear and or severe turbulence
• narrow runway
• RWCC 1 (poor) or less