Prediction Method for Overconsolidation Ratio of Marine SoftSoil Based on the Piezocone Penetration Tests

Table 3

Analysis and comparison results of four methods.

Methods		Items
		Within the zone of 80% accuracy (%)	Relative error
CPTU	Wayne’s method	69	0.187
	Chanmee’s method	46	0.256
	Method 1	73	0.162
	Method 2	85	0.129