Comparative Study on Interface Elements, Thin-Layer Elements, and Contact Analysis Methods in the Analysis of High Concrete-Faced Rockfill Dams

Table 1

Design parameters of dam materials.

Mat. number	Mat. description	Max. particle size (cm)	Dry unit weight (KN/m^3)	Void ratio (%)
IIA	Processed limestone	8	22.0	19
IIIA	Limestone	30	21.5	21
IIIB	Limestone	80	21.2	22
IIIC	Mudstone and sandstone	80	21.5	22
IIID	Limestone	160	20.5	24