Advances in Civil Engineering / 2018 / Article / Tab 2

Research Article

A Study on the Seepage Flow Characteristics and Disaster-Causing Mechanism of Collapse Column

Table 2

Maximum strength and permeability coefficient of each sample.

Collapse column-upperCollapse column-middleCollapse column-lowerFissure zone-sandstoneFissure zone-mudstoneIntact floor-sandstoneIntact floor-mudstone

Maximum axial pressure48.0152.0148.0169.6328.8189.6348.01
Maximum permeability coefficient0.950.840.77262.390.4727.94.9

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