The straight-in approach of NPA is that the included angle between final approach track and RW centerline extension should not above ___for type C/D/E aircraft.
Runway covered by dry snow with thickness more than 50mm (2 inches) is prohibited to take off and land
C.
wet snow above 25mm (1 inch.) is prohibited take off and land
D.
it is prohibited to take off and land for the braking performance reports is unreliable or friction coefficient is below 0.25 (inclusive) on the runway