Shear Strength Prediction for SFRC Shear Wall with CFST Columns by Softened Strut and Tie Model

Table 4

Experimental verification.

Specimen	Web fc (MPa)	Columns fc (MPa)	H (mm)	tw × lw (mm)	a × t (mm)	n	Horizontal reinforcement	fyh (MPa)	Vertical reinforcement	fyv (MPa)	Steel fiber		Vjh,test (kN)	Vjh,calc (kN)	Vjh,test/Vjh,calc
											lsf/dsf	ρsf (%)
SS-1.0-00-C60	56.3	55.9	750	120 × 510	120 × 3.0	0.2	C6@100	369.17	12 C 6	369.17	—	—	902	848	1.06
SS-1.0-05-CF60	55.2	55.5	750	120 × 510	120 × 3.0	0.2	C6@100	369.17	12 C 6	369.17	64	0.5	948	896	1.06
SS-1.0-10-CF60	55.1	55.5	750	120 × 510	120 × 3.0	0.2	C6@100	369.17	12 C 6	369.17	64	1.0	1005	931	1.08
SS-1.0-15-CF60	56.5	56.0	750	120 × 510	120 × 3.0	0.2	C6@100	369.17	12 C 6	369.17	64	1.5	1048	947	1.11
SS-1.0-10-CF40	38.3	38.1	750	120 × 510	120 × 3.0	0.2	C6@100	369.17	12 C 6	369.17	64	1.0	810	795	1.02
SS-1.0-10-CF80	65.6	64.6	750	120 × 510	120 × 3.0	0.2	C6@100	369.17	12 C 6	369.17	64	1.0	1107	1008	1.10
SW1.0-2 [2]	42.14	42.14	740	140 × 460	159 × 3.7	0.35	A6@120	478.73	A4@80	683.17	—	—	872.09	974	0.90
CFST-S-S1 [4]	39.71	39.71	920	85 × 860	120 × 3.0	0.31	A6@120	397	A6@120	397	—	—	770.6	786	0.98
CFST-S-S2 [4]	39.71	39.71	920	85 × 860	120 × 3.0	0.62	A6@120	397	A6@120	397	—	—	891.4	826	1.08
CFST-S-L1 [4]	39.71	39.71	920	85 × 1320	120 × 3.0	0.31	A6@120	397	A6@120	397	—	—	991	1044	0.95
CFST-S-L2 [4]	39.71	39.71	920	85 × 1320	120 × 3.0	0.62	A6@120	397	A6@120	397	—	—	1265	1091	1.16
CFST-C-S1 [4]	39.71	39.71	920	85 × 860	140 × 2.0	0.29	A6@120	397	A6@120	397	—	—	788.5	792	1.00
CFST-C-S2 [4]	39.71	39.71	920	85 × 860	140 × 2.0	0.58	A6@120	397	A6@120	397	—	—	895.1	834	1.07
CFST-C-L1 [4]	39.71	39.71	920	85 × 1320	140 × 2.0	0.29	A6@120	397	A6@120	397	—	—	987.5	1053	0.94
CFST-C-L2 [4]	39.71	39.71	920	85 × 1320	140 × 2.0	0.58	A6@120	397	A6@120	397	—	—	1225	1100	1.11
SW-05-40 [9]	21.2	—	900	—	—	0.1	A8@150	340	6 B 14	373.5	57	0.5	730	608	1.20
SW-10-40 [9]	26.8	—	900	—	—	0.1	A8@150	340	6 B 14	373.5	57	1.0	745	730	1.02
SW-15-40 [9]	25.1	—	900	—	—	0.1	A8@150	340	6 B 14	373.5	57	1.5	770	748	1.03
SW-20-40 [9]	26.9	—	900	—	—	0.1	A8@150	340	6 B 14	373.5	57	2.0	808	792	1.02
SW-10-30 [9]	17.8	—	900	—	—	0.1	A8@150	340	6 B 14	373.5	57	1.0	730	586	1.25
FSW1 [10]	36	—	600	—	—	0.09	6A6.5	310	6A6.5	310	64	1.0	335	431	0.78
FSW2 [10]	33.5	—	600	—	—	0.09	6A6.5	310	6A6.5	310	64	1.5	330	436	0.76
FSW3 [10]	35	—	600	—	—	0.09	6A6.5	310	6A6.5	310	64	2.0	340	465	0.73
FSW4 [10]	34.5	—	600	—	—	0.09	6A6.5	310	8A6.5	310	64	1.0	330	430	0.77
Total 24, average 1.01, COV 0.14.