Horizontal Loading Tests on Disconnected Piled Rafts and a Simplified Method to Evaluate the Horizontal Bearing Capacity

Table 3

Test arrangement.

Case	Foundation type	Pile diameter, D (mm)	Pile space/pile diameter, S/D	Pile length, L (mm)	Interposed layer thickness, Hc (mm)	Vertical load, P (N)	Initial RVLP (%)
R1	Raft	—	—	—	—	800	100
PR2	Piled raft	20	6	400	—	800	72
DPR3	Disconnected piled raft	20	6	400	20	800	100
DPR4	Disconnected piled raft	20	6	400	40	800	100
DPR5	Disconnected piled raft	20	6	400	40	400	100
DPR6	Disconnected piled raft	20	6	400	40	1600	100