A Large-Scale Test Method for Mechanical Response of Pavement Structure

Table 6

Parallel test results of radial strain of the AC pavement structure model.

d (cm)	Radial strain (×10^−6)					Variation coefficient
	Model #1	Model #2	Model #3	Model #4	Average
15.3	−9.7	−9.4	−9.7	−9.8	−9.6	1.8%
19.0	−5.4	−5.6	−5.2	−5.5	−5.5	3.2%
21.5	2.5	2.5	2.5	2.6	2.5	1.2%
24.0	5.9	5.7	6.1	6.0	5.9	3.4%
27.8	9.8	9.6	9.9	10.1	9.8	2.2%
30.3	11.3	11.8	10.8	11.7	11.4	4.0%
34.0	12.8	12.9	12.6	13.3	12.9	2.3%
36.5	7.6	7.7	7.6	7.8	7.7	0.9%
39.0	6.7	6.9	6.5	6.9	6.8	3.0%
41.5	7.0	7.1	6.9	7.2	7.1	1.9%
44.0	4.7	4.5	4.7	4.7	4.7	1.9%
Average						2.3%