Ancient Underground Opening and Preservation

Preface; Conservation of volcanic caves at Azores islands, Portugal; Research on laboratory preparation of nano calcium-based consolidant and preliminary application in earthen site reinforcement projects; Scientific discovery of a unique cloud-shaped rock pillar in an ancient quarry in Zhejiang Province; Study of protection for “Cuiguangyan” ancient caverns based on virtual reality technology; Study on monitoring data after the reinforcement of No. 4-2 rock pillar of No. 4 cavern in Longyou Grottoes; Study on the deformation and failure process of No. 24 ancient cavern of Longyou Grottoes; Roof cracks investigation and cracking mechanism analysis of Niuchang ancient cave in Longyou, Southeast China; A preliminary stability analysis of a cavern complex at Changyu quarry, China; Research on the classification of surrounding rock quality in the Longyou Grottoes based on the D-S evidence theory; Earthquake environments and micro-tremor characteristics of Mogao Grottoes; Influence of stress corrosion effect on the long-term stability of the Longyou Rock Caverns—a case study of cavern NO.; Restoration of ancient collapsed cavern by the high-density DC sounding method; Application of wireless sensor network for environmental monitoring in Longyou Grottoes; Identification of key blocks in the corners of intersecting chambers; Tuff rocks diseases mechanism analysis and preservation in Chengde Mountain Resort; Engineering geological conditions of large ancient quarrying caverns in Shepan Island, Zhejiang Province, China; Weathering rates of chisel imprints on pelitic siltstone inside five Longyou caverns; Applications of steel structure and engineering rubber cushions in the reinforcement of rock pillars and roofs of Longyou Grottoes No. 1 cavern; Numerical analysis of the hydraulic effect on the surrounding rock and rock pillars of the No. 7 cavern in the Longyou Grottoes; The application of nondestructive testing methods for the investigation of weathering diseases of stone relics; 3D laser scanning and geometric modeling of Suichang gold mine of the Ming Dynasty in Zhejiang Province; The microstructure analysis of Bezeklik Thousand Buddha Grottoes repaired exfoliation murals; Investigation and analysis on crack propagation of surrounding rock mass in the AiGong Cave of Longyou; Stability concerns of ancient large underground openings: Case histories from Egypt, Jordan and Italy; Effect of the balance on the bias pressure of partition wall between caverns No. 4 and No. 5 in the residual rock of the Longyou Grotto; Analysis of engineering geological problems in ancient man-made underground rock structures in Longyou, China; Stability-based analysis for touristic route selection in the ancient man-made underground rock structures in Longyou, China; On stone transportation from ancient underground quarries at Changyudongtian; Analysis of the stability and groundwater seepage for the Tomb No. 2 of the Han Dynasty in Dingtao; Characteristics of rock weathering of the Niuchang cavern in Longyou Grottoe; Research on the relative weathering and spalling depth of rocks on the Gate of Lixian of ancient City Wall at Quzhou; Investigation on the gutters in caverns Nos. 1–5 of Longyou Caverns; Environmental monitoring at Mogao Grottoes and panorama photo filing; On properties of tuff in ancient underground quarries at Changyudongtian and stone windows in Wenling; Analysis of the long-term stability of large ancient underground engineering; Assessing the relative stability of the Mogao Grottoes using a rock mass quality classification approach; Triggers of rockfall on a slope related to large ancient underground caves cultural heritage (China); Numerical study on the failure cracking process and associated acoustic emissions of LongyouNo. 3 grotto pillars; Mechanical effect of hydrostatic pressure on No. 3 rock pillar in No. 7 cavern of the Longyou Grottoes; Tourism planning for new scenic of Longyou Grottoes based on engineering geology; Research on the global tourism planning mode of the new scenic in Longyou Grottoes; Groundwater prevention and treatment technology of ancient underground caverns in Shepan Island, Sanmen County, Zhejiang Province, China; Taizhou ancient stone windows and geological characteristics of the stone material; Discovery and recognition of scientific values of forty-nine large scale ancient underground engineering in Zhejiang Province; Lessons from old underground openings in rocks: The wisdom of ancient engineers; Enzyme Induced Calcite Precipitation (EICP) to strengthen the ability of anti-wind erosion of earthen archaeological sites; The research status analysis of shallow-buried ancient underground projects with room and pillar style; A geophysical study of the depth of the rubble landfill in large ancient Shuiyun and Guanxi cavern; The best angle of V notch to flat crack in ancient rock mining; Weathering rate of stone of Confucius Temple Hall in Quzhou, Zhejiang Province, China—Part I: Measurement method and results; Weathering rate of stone of Confucius Temple Hall in Quzhou, Zhejiang province, China—Part II: Reasons for weathering asymmetry; Research on weathering of lithoid cultural relics and its evaluation; NMR evaluation of a consolidation process by the dispersion of Ca(OH)2 in porous sandstone; Rock breaking mechanism of an old mining method in the Tang dynasty mining pit of Suichang gold mine; Three-dimensional geological modeling of Longyou grotto No. 3 with terrestrial laser scanning; Long-term stability of rock pillars in the Longyou Ancient Grottoes: Sonic wave detection and numerical investigation; Analysis and protection scheme for the roof collapse of cave No. 24 of the Longyou Caves; Enlightening ancient underground quarry culture to the modern urban space construction; Stability and risk analysis of ancient cavities in historical areas: The case of Yulin Caves, China