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

Table 2

Construction stages and time.

Filling step	Time	Remark
①	1996.01–1996.06	Fill dam body
②	1996.07–1997.02	Fill dam body
③	1997.03–1997.05	Cast Phase 1 concrete slab
④ and ⑥	1997.02–1997.10	Fill dam body
⑤	1997.05-1997.05	Water level rises
⑦	1997.06–1997.10	Water level fluctuation
⑧ and ⑨	1997.11–1998.01	Fill dam body
⑩	1997.12–1998.05	Cast Phase 2 concrete slab
⑪	1997.11-1997.12	Water level rises
⑫	1998.02–1998.08	Fill dam body
⑬	1998.06-1998.07	Water level rises
⑭	1998.08–1999.01	Fill dam body
⑮	1999.01–1999.05	Cast Phase 3 concrete slab
⑯	1999.06–1999.09	Store water