Study on the Influential Factors of Noise Characteristics in Dense-Graded Asphalt Mixtures and Field Asphalt Pavements

Table 10

Critical band and frequency.

Critical band	Frequency (Hz)	Bandwidth
1	0∼100	100
2	100∼200	100
3	200∼300	100
4	300∼400	100
5	400∼510	110
6	510∼630	120
7	630∼770	140
8	770∼920	150
9	920∼1080	160
10	1080∼1270	190
11	1270∼1480	210
12	1480∼1720	240
13	1720∼2000	280
14	2000∼2320	320
15	2320∼2700	380
16	2700∼3150	450
17	3150∼3700	550
18	3700∼4400	700
19	4400∼5300	900
20	5300∼6400	1100
21	6400∼7700	1300
22	7700∼9500	1800
23	9500∼12000	2500
24	12000∼15500	3500