Driving Comfort Analysis Method of Highway Bridge Based on Human-Vehicle-Bridge Interaction

Table 8

Comfort index increase under the influence of bridge surface roughness.

Roughness level	Speed (km/h)	OVTV	OVTV′	Maximum increase (%)			Maximum increase (%)
40	R0	0.05	0.11	108.40	94.58	100.96	6.74
	R1	0.09	0.19	100.42	99.53	105.57	6.07
	R2	0.51	0.95	88.07	114.08	119.56	4.81
60	R0	0.08	0.16	108.79	97.73	104.12	6.54
	R1	0.15	0.30	103.35	103.35	109.51	5.97
	R2	0.59	1.12	91.04	115.39	121.01	4.87
80	R0	0.10	0.21	108.84	99.89	106.29	6.40
	R1	0.16	0.32	102.25	104.05	110.17	5.88
	R2	0.72	1.34	86.21	117.16	122.56	4.61
100	R0	0.12	0.25	109.04	101.51	107.91	6.31
	R1	0.20	0.41	104.32	106.14	112.34	5.85
	R2	0.87	1.58	81.93	118.79	123.99	4.38

The maximum values of these increases are shown in bold.