Evaluation of Resilient Modulus of Subgrade and Base Materials in Indiana and Its Implementation in MEPDG

Table 3

MEPDG Level 1 for different cohesive soils (𝜎_𝑐=2 psi, 𝜎_𝑑 = 6 psi).

Soil type		𝑘1 at OMC	𝑘2 at OMC	𝑘3 at OMC
A-4	Lower level	289.25	0.37	−0.38
	Upper level	391.59	0.6	−0.18
	Mean	333.44	0.45	−0.28
	Standard deviation	102.9	0.25	0.19
A-6	Lower level	270.68	0.28	−0.31
	Upper level	317.62	0.37	−0.22
	Mean	294.15	0.33	−0.26
	Standard deviation	67.27	0.13	0.13
A-7-6	Lower Level	297.42	0.13	−0.28
	Upper level	361.89	0.27	−0.15
	Mean	329.66	0.21	−0.22
	Standard deviation	60.5	0.12	0.12

Note: 1 psi = 6.9 kPa.