Punching Behaviour of Reinforced Concrete Footings at Testing and According to Eurocode 2 and fib Model Code 2010

International Journal of Concrete Structures and Materials

Table 2 Achieved characteristics of test foundations.

Footing no.	Footing height h (mm)	Effective depth d (mm)	Concrete strength f_cm (MPa)	Rebar diameter (mm)	Reinforcement ratio ρ _t (%)	Yield strength of reinforcement f_ym (MPa)	Soil modulus of compressibility M_S (MPa)	Ultimate load (kN)
F1	200	175	30.37	8	0.40	570	54.0/61.2	1001/906^a
F2	150	125	30.37	8	0.40	570	76.7	1050
F3	125	100	16.83	8	0.40	570	48.0	430
F4	175	150	16.83	8	0.40	570	39.5	656
F5	150	125	15.28	8	0.40	570	46.0	451
F6	150	125	7.92	8	0.40	570	37.5	440
F7	150	125	15.83	8.5	0.27	477	60.2	527
F8	150	125	15.83	8.5	0.48	477	66.5	645
F9	150	125	15.83	8.5	0.91	477	57.0	720

^aDuring the first test, the column stub failed at the load of 1001 kN. After a new column was constructed, the footing was punched at load of 906 kN.