Volcanic Rock Mechanics

Preface Organizing Committee Keynote Lecture Low stress and high stress phenomena in basalt flows; N.R. Barton Geomechanical Characterization of Volcanic Materials Modeling of the collapse of a macroporous material; D. Del Olmo & A. Serrano Geotechnical description of halloysite clays from La Palma Island (Spain); J. Estaire, M. Santana & J.A. Diez Geotechnical parameters of basaltic pyroclastics in Palma Island, based on convergences measured in a tunnel; M. Fe Marques & R. Martinez Zarco Basic properties of non welded basaltic lapilli and influence on their geotechnical behavior; A. Lomoschitz, J. Yepes & C. de Santiago Geotechnical characterization of volcanic rocks and soils of Madeira Island; J.C. Lourenco, J.M. Brito, J. Santos, S.P.P. Rosa, V.C. Rodrigues & R. Oliva Contribution to geotechnical characterization of basaltic pyroclasts; A.M. Malheiro, J.F.V. Sousa, F.M. Marques & D.M. Sousa Deformational behavior of pyroclastic rocks beneath the upper reservoir of the hydro-wind plant at El Hierro; M.R. Martin-Gomez, F. Fernandez-Baniela, J.J. Arribas-Perez de Obanos & A. Soriano Rock mass classification schemes in volcanic rocks; M. Muniz Menendez & J. Gonzalez-Gallego Relationships between porosity and physical mechanical properties in weathered volcanic rocks; A. Pola, G.B. Crosta, R. Castellanza, F. Agliardi, N. Fusi, V. Barberini, G. Norini & A. Villa Characterization and comparison of pore distribution in weathered volcanic rocks by different techniques; A. Pola, G.B. Crosta, F. Agliardi, N. Fusi, V. Barberini, L. Galimberti & E. De Ponti Lightweight aggregate and lightweight concrete and its application in the improvement of the thermal properties of volcanic lightweight aggregate concrete blocks from Canary Islands; E. Rodriguez Cadenas & A. Garcia Santos Volcanic dikes engineering properties for storing and regulation of the underground water resources in volcanic islands; J.C. Santamarta Cerezal, L.E. Hernandez & J.A. Rodriguez-Losada Geotechnical properties of volcanic materials of the mount erciyes; S. Yuksek & A. Demirci Asensitive analysis on mohr-coulomb and hoek-brown parameters effective in ground response curve; A.R. Kargara & R. Rahmanejad Isotropic collapse load as a function of the macroporosity of volcanic pyroclasts; A. Serrano, A. Perucho & M. Conde General method for estimating the active and passive earth pressures on retaining walls assuming different strength criteria; A. Serrano, A. Perucho & M. Conde Natural stone from the Azores archipelago: Relationship between lithology and physical-mechanical behavior; J.B.P. Silva, C. Carvalho, S.D. Caetano & C. Gomes Instabilities in Volcanic Islands: Slope Stability, Large Landslides and Collapse Phenomena Stability of the cone and foundation of Arenal volcano, Costa Rica; G.E. Alvarado, S. Carboni, M. Cordero, E. Aviles & M. Valverde Etna flank dynamics: a sensitivity analysis by numerical modeling; T. Apuani & C. Corazzato The origin and geotechnical properties of volcanic soils and their role in developing flank and sector collapses; R. del Potro & M. Hurlimann The role of hyaloclastite rocks in the stability of the volcanic island flanks of Tenerife; M. Ferrer, J. Seisdedos & L.I. Gonzalez de Vallejo Passive anchors within retaining walls to stabilize volcanic rock slopes in road widening; M.A. Franesqui Detailed studies and stabilization methods of volcanic rocky slopes in coastal areas, Canary Islands, Spain; A. Lomoschitz, A. Cilleros & R. Garcia-Ferrera Slope stability in the volcanoes based on geotechnical criteria; J.A. Rodriguez-Losada, A. Eff-Darwich, L.E. Hernandez, C. Olalla Maranon, A. Perucho & A. Serrano Gonzalez Cliff stabilization solutions at the south coast of Madeira Island; V.C. Rodrigues, F.A. Sousa, S.P.P. Rosa & J.M. Brito Shear behaviour of Stromboli volcaniclastic saturated materials and its influence on submarine landslides; P. Tommasi, F. Wang, D. Boldini, T. Rotonda & A. Amati Geoengineering and Infrastructures in Volcanic Environments The suitability of volcanic tuff from the Ethiopian plateau for earth dam construction and foundation; E.E. Alonso & E. Romero Geotechnical map and foundation solutions of Santa Cruz de Tenerife (Spain); S. Alvarez Camacho, F. Lamas Fernandez & L.E. Hernandez Design and construction of the Machico-Canical expressway tunnels; C.J.O. Baiao, J.M. Brito, A.R.J. Freitas, S.P.P. Rosa & M.F.M. Conceicao Innovative aspects in the execution of the strengthening and stabilizing of the volcanic cavern of "Los Jameos del Agua", Lanzarote, Canary Islands, Spain; A. Cardenas, C. Olalla, A. Serrano & A. Gonzalo Geological risk at world class astronomical observatories; A. Eff-Darwich, B. Garcia-Lorenzo, J.A. Rodriguez-Losada, L.E. Hernandez, J. de la Nuez & C. Romero-Ruiz Construction experiences with volcanic unbound aggregates in road pavements; M.A. Franesqui, F. Castelo Branco, M.C. Azevedo & P. Moita Geotechnical investigation guide for building in volcanic environments; L.E. Hernandez, J.A. Rodriguez-Losada, C. Olalla & J. Garrido-Manrique Tunnel inventory of grand canary island (spain), geology and associatedgeotechnical problems; J.R. Jimenez, A. Lomoschitz & J. Molo Geotechnical characterization of El Verodal Tunnel in Hierro, Spain; M.C. Lopez-Felipe & J.T. Fernandez-Soldevilla Big Telescopes foundations in volcanic environments; W. Llamosas Socorridos pumping station and water storage tunnel at Madeira Island; J.M. Brito, S.P.P. Rosa, J. Santos, J.A. Sousa & A. Pedro Road tunnel design and construction at Madeira; J.M. Brito, C.J.O. Baiao & S.P.P. Rosa Geological and geotechnical conditions of human interventions in natural volcanic caverns: The outfitting of "Los Jameos del agua" Auditorium, Lanzarote, Canary Islands, Spain; C. Olalla, A. Cardenas, A. Serrano, E. Pradera & D. Fernandez de Castro Study of lunar soil from terrestrial models (Spain); J.A. Rodriguez-Losada, S. Hernandez-Fernandez, J. Martinez-Frias,L.E. Hernandez & R. Lunar Hernandez Geological and geotechnical conditions of the Machico-Canical highway; V.C. Rodrigues, S.P.P. Rosa, J.A.M. Brito & C.J.O. Baiao Geomechanical appraisal of the deformation potential of a deep tunnel in a volcanic rock mass; D. Simic & J. Lopez An access gallery to the underground Fuente Santa spring, La Palma, Spain; C. Soler Project and technical assistance to the retaining structures of Cabo Girao Tourist Resort; F.A. Sousa, C.J.O. Baiao & J.M. Brito F, Retaining structures in Machico-Canical expressway at Madeira Island; A. Sousa, A.R.J. Freitas, M.F.M. Conceicao & C.J.O. Baiao Tindaya Mountain Cavern: art and underground engineering; J. Ramos Gomez Author Index