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

Table 8

Replicate 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	Average
15.3	−9.7	−9.5	−9.8	−9.6	1.8%
19.0	−5.4	−5.8	−5.4	−5.5	4.2%
21.5	2.5	2.6	2.5	2.5	2.6%
24.0	5.9	5.9	6.2	6.0	3.1%
27.8	9.8	9.2	9.8	9.6	3.7%
30.3	11.3	12.1	10.6	11.3	6.4%
34.0	12.8	13.7	12.5	13.0	4.6%
36.5	7.6	7.9	7.4	7.7	3.5%
39.0	6.7	6.8	6.4	6.7	3.0%
41.5	7.0	7.2	6.6	6.9	4.5%
44.0	4.7	4.8	4.4	4.6	4.5%
Average					3.8%