Development of a Correlation between the Resilient Modulus and CBR Value for Granular Blends Containing Natural Aggregates and RAP/RCA Materials

Table 4

Loading sequence for the resilient modulus test as per AASHTO T 307 protocol.

Seq. No.	No. of load applied	Confining stress	Max. axial stress	Cyclic axial stress	Contact stress	Total axial stress (kPa)
		σ3 (kPa)	σmax (kPa)	σcyclic (kPa)	0.1σmax (kPa)
0	750	103.4	103.4	93.1	10.3	206.8
1	100	20.7	20.7	18.6	2.1	41.4
2	100	20.7	41.4	37.3	4.1	62.1
3	100	20.7	62.1	55.9	6.2	82.8
4	100	34.5	34.5	31	3.5	69
5	100	34.5	68.9	62	6.9	103.4
6	100	34.5	103.4	93.1	10.3	137.9
7	100	68.9	68.9	62	6.9	137.8
8	100	68.9	137.9	124.1	13.8	206.8
9	100	68.9	206.8	186.1	20.7	275.7
10	100	103.4	68.9	62	6.9	172.3
11	100	103.4	103.4	93.1	10.3	206.8
12	100	103.4	206.8	186.1	20.7	310.2
13	100	137.9	103.4	93.1	10.3	241.3
14	100	137.9	137.9	124.1	13.8	275.8
15	100	137.9	275.8	248.2	27.6	413.7