Numerical and Experimental Study on Soil Plug Resistance of Open-Ended Pipe Pile with a Restriction Plate

Table 3

Geometric dimensions of soil plug models used in laboratory experiment.

#	Pile diameter (cm)	Length-diameter ratio	Restriction plate	Plug resistance
1	5	2.0	N.A.	322.7
2	5	4.0	N.A.	743.1
3	5	6.0	N.A.	3,013.1
4	5	8.0	N.A.	7,514.2
5	10	2.0	N.A.	183.4
6	10	4.0	N.A.	2,059.2
7	15	2.0	N.A.	173.7
8	15	4.0	N.A.	1,350.6
9	10	4.0	One-hole plate	>25,000 N
10	10	4.0	Four-hole plate	>25,000 N