An Experimental Study of Horizontal Bearing Capacity of Vertical Steel Floral Tube Micropiles with Double Grouting

Table 1

Experimental test protocol.

Test number	The burying of the steel floral tube (No.)	The double grouting	The burying of the oblique tube (No.)	The burying of the soil pressure gauge (No.)
Test A	—	—	2, 3	1, 4, 6
Test B	1	—	1, 2, 3	1, 2, 4, 6
Test C	1	Yes	1, 2, 3	1, 2, 4, 6
Test D	1, 2, 3	Yes	1, 2, 3	1, 2, …, 6