Analysis and Experimental Study on Bearing Capacity of “All-Inclusive” Underpinning Joint

Table 1

Dimension parameters.

Model	Beam size (mm)	Chisel depth (mm)	Grooving size (mm)	Planting bar diameter (mm)	Prestressed area (mm^2)	Hoop (%)	Reinforcement (%)
ZT-1	3383 × 1450 × 583	20	100 × 50	16	5580	0.49	2.8
MT-1	3383 × 1450 × 583	20	100 × 50	16	5580	0.49	2.8
MT-2	3383 × 1450 × 583	—	—	—	5580	0.49	2.8