Macro- and Microresearch on Swelling Characteristics and Deformation Mechanism of Red-Bed Mudstone in Central Sichuan, China

Figure 6

Schematic diagram of dry and wet deformation test. Note: 1: device for controlling humidity; 2: opening vessel; 3: saturated salt solution; 4: thermometer and hygrometer; 5: perforated acrylic plate; 6: porous stone; 7: rock sample; 8: lateral restraint; 9: dial gauge; 10: upper sealing plate; 11: lower sealing film; 12: sealing tape; 13: fixed shelf.