Origin-Destination-Based Travel Time Reliability under Different Rainfall Intensities: An Investigation Using Open-Source Data

Table 5

Summary of O-D number of higher reliability than normal and increasing reduction impact with rainfall increase.

ATT range (min)	O-D number of higher reliability than normal						O-D number of increasing negative impact with rainfall increase
	Rainfall intensity					Rain
	Light rain	Moderate rain	Heavy rain	Extreme rain	Sum/sample size
0–5	8	1	4	2	15/80	3	7
5–10	3	1	1	1	6/80	2	8
10–15	10	1	1	2	14/80	1	6
15–20	7	0	3	2	12/80	1	7
20–25	8	2	5	2	17/80	2	7
Sum/sample size	36/100	5/100	14/100	9/100	64/400	9/100	35/100
Rate	36%	5%	14%	9%	16%	9%	35%