Uplift Test and Design Method for Bearing Capacity of Isolated Spread Concrete Foundation Slab with Large Width-to-Height Ratio

Table 1

Details of specimens.

Specimen	Width-to-height ratio	Hypotenuse slope (°)	Dimension (L × B × h × h1 × h2) (mm)	Upper reinforcement HRB400	Lower reinforcement HRB400	Strength of the concrete
NJ1	1.5	10	1000 × 1000 × 266 × 200 × 35	6@200	6@200	C30
NJ2	1.5	20	1000 × 1000 × 266 × 128 × 73	6@200	6@200	C30
NJ3	1.5	30	1000 × 1000 × 266 × 47 × 115	6@200	6@200	C30
NJ4	2.0	10	1000 × 1000 × 200 × 132 × 35	6@200	6@200	C30
NJ5	2.0	20	1000 × 1000 × 200 × 62 × 73	6@200	6@200	C30
NJ6	2.5	10	1000 × 1000 × 160 × 93 × 35	6@160	6@160	C30
NJ7	3.0	10	1000 × 1000 × 133 × 66 × 35	6@160	6@160	C30
NJ8	4.0	10	1000 × 1000 × 100 × 33 × 35	6@160	6@160	C30
NJ9	1.5	10	1000 × 1000 × 266 × 200 × 35	6@200	6@200	C30
NJ10	1.5	20	1000 × 1000 × 266 × 128 × 73	6@200	6@200	C30
NJ11	1.5	30	1000 × 1000 × 266 × 47 × 115	6@200	6@200	C30
NJ12	2.0	10	1000 × 1000 × 200 × 132 × 35	6@200	6@200	C30
NJ13	2.0	20	1000 × 1000 × 200 × 62 × 73	6@200	6@200	C30
NJ14	2.5	10	1000 × 1000 × 160 × 93 × 35	6@160	6@160	C30
NJ15	3.0	10	1000 × 1000 × 133 × 66 × 35	6@160	6@160	C30
NJ16	4.0	10	1000 × 1000 × 100 × 33 × 35	6@160	6@160	C30