Compaction Quality Inspection Method of Soil-Rock Filled Embankment Based on Continuous Compaction Control Technology

Table 6

Analysis of the results of continuous compaction of PFWD values at the K8 station.

Working condition	N − 1th pass		Nth pass		Remark
	mean (MPa)	Standard deviation (MPa)	mean >(MPa)	Standard deviation (MPa)
1	22.50	2.34	22.60	2.05	n = 4
2	19.79	1.46	20.70	2.11	n = 6
3	21.64	1.76	22.50	2.03	n = 4
4	23.23	1.28	25.01	1.42	n = 5
5	23.89	2.61	23.94	2.26	n = 4
6	25.62	1.2	27	2.42	n = 6
7	22.01	1.14	21.33	1.42	n = 6