Research Article

The Influences of Bladder Properties on the Working Performance of the Multibladder-Type Inflatable Anchor

Table 4

Comparative result of bearing characteristics between the multibladder-type inflatable anchor and conventional grouting anchor.

Anchor typeUltimate pulling resistance (kN)Ultimate displacement (mm)

The multibladder-type inflatable anchor35.5793.46
The conventional grouting anchor26.0379.82