Table 4. Threshold by turbulence intensity of individual turbulence index

Index	NIL	LGT	MOD	SEV	EXT
(a)VWS	0.5776×10-2	0.6840×10-2	1.1032×10-2	2.0466×10-2	2.3771×10-2
(b)TI-2	4.5110×10-6	5.1060×10-6	6.2304×10-6	3.9679×10-5	8.9971×10-5