In Situ Test of Grouting Reinforcement for Water-Enriched Sandy Gravel Ground in River Floodplain

Table 2

Preliminary grouting parameters.

Number	Parameters name	Value
1	Diffusion diameter	1.6 m (), 2.6 m ()
2	Depth of treated ground	4~24 m
3	Reinforced length	20 m
4	Grout gelation time	56 s
5	Grout pressure	0.5–1.5 MPa
6	Grout volume of each section of peripheral group holes	212 L
7	Grout volume of each section of inner group holes	560 L