Compaction and Breakage Characteristics of Crushed Stone Used as the Backfill Material of Urban Pavement Subsidence

Table 4

The expressions of particle breakage.

Samples	(%)	R^2
1 : 1 : 1 : 1		1.00
n = 0.7		1.00
n = 0.9		1.00
n = 1.1		1.00
n = 1.3		1.00