Table 2 Test piles information.

From: Field study of bearing performance of combined grouted piles in strongly weathered mudstone strata with bored piles

Pile no

Pile diameter/m

Pile length/m

Pile tip bearing layer

O-cell installation depth/m

Combined grouting

TS1

1.2

54.5

Moderately weathered sandy mudstone â‘¥1

40.5 m

Ungrouted

TS 2

1.2

57.6

Moderately weathered sandy mudstone â‘¥1

43.5 m

Ungrouted

TS 3

1.2

58.2

Moderately weathered sandy mudstone â‘¥1

40.2 m

Ungrouted

TS 4

1.2

36.02

Strongly weathered mudstone ⑤1

25.02 m

Grouted

TS 5

1.2

37.91

Strongly weathered mudstone ⑤1

27.41 m

Grouted

TS 6

1.2

37.66

Strongly weathered sandstone ⑤2

27.16 m

Grouted

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