Stability analysis of underground openings with an elastoplastic strain softening material (in French)

Stability analysis of underground openings with an elastoplastic strain softening material (in French)

~A Underground Excavations See also: 803215 803103 UNDERGROUND EXCAVATION IN OIL SANDS. PROCEEDINGS OF SI~CINAR HELD AT UNIVERSITY OF ALBERTA, MAY 19...

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Underground Excavations See also: 803215 803103 UNDERGROUND EXCAVATION IN OIL SANDS. PROCEEDINGS OF SI~CINAR HELD AT UNIVERSITY OF ALBERTA, MAY 1978 Edmonton: University of Alberta, 1978 Includes papers on: feasibility of mining oil sands by underground methods, tunnel construction in Athabasca oil sands, jet cutting, shaft sinking, deep excavation in oil sands. 803104 POTENTIALITIES INHERENT IN USING NEW METHODs AND COMPLEX SYSTEMs OF CONSTRUCTION FOR PREVENTING THE OCCURRENCE OF SUBSIDENCE WHEN ESTABLISHING S U B S ~ A C E LARGE OPENINGS Kesseru, Z] Greslchj G; Bodonyl 3 J Proc International Tunnel Symposium, Tokyo, 1978, P301-313. Publ Oxford: Pergamon Press,

803109 STABILITY ANALYSIS OF UNDERGROUND OPENINGS WITH AN ELASTOI~LASTIC STRAIN SOFTENING MATERIAL (IN ~ n ~ ) Nguyen Mir~, D; Berest, P Proc 4th Comgress Internatlomal Society for Rock Mechanics, Montreux, 2-8 Sept 1979, Vol l, P249-256. Publ Rotterdam, A A Balkema, 1979 803110 FAILURE IN UNDERGROUND WORKS RELATED TO SCME LITHOLOGICAL TYPES OF SOUTHERN BRAZIL PRECAMBRIAN ROCKS Vaz, L F; Rulz, M D Proc 4th Congress International Society for Rock Mechanics, Montreux, 2-8 Sept 1979, Vol l, P307-311. Publ Rotterdam, A A Balkema, 1979 Reviews failures assOciated with certain geological features ineludlng pe@matite zones and dikes, basic and slkalinic intrusions, prese~e of expansive clays in intrusions and shear zones.

1979 Discusses the adaptation of mechanical mining methods, including hydraulic Hops, to cavern construction for metro stations and underground garages.

803111 DESIGN OF UNDERGROUND OPENINGS FOR OIL STORAGE Johansen, E D Proc 4th Congress International Society for Rock Mechanics, Montreuxj 2-8 Sept 1979, Vol i, P347-351. Publ Rotterdam, A A Balkema, 1979

803105 THERMIC EFFECTS IN CAVITIES IN SALT ROCK (IN

mSNCH) Berestj P] Ledoux~ E; Legait, B Proc 4th Congress International Society for Rock Mechanics, Montreux, 2-8 Sept 1979, Vol l, P31-35. Publ Rotterdam, A A Balkema,

1979 Theoretical and experimental stndies on 2 sites show that creep may occur if the depth is greater than 2000m. 803106 EVALUATION OF DEFORMATIONS AND STRESSES IN SALT CAVERNS WITH ACCOUNT OF VISCO-PLASTIC MATERIAL

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Borchert, K M; Klapperichj H; Richter, T Proc 4th Congress International Society for Rock Mechanics, Montreux, 2-8 Sept 1979, Vol l, P51-60. Publ Rotterdam, A A Balkema,

1~9 Introduces a mathematical model which can account for in~ediate deformation, prlmsry~ secondary and tertiary creep, and derives a 3-dimenslonal formulation of the rheological model suitable for finite element analysis. 803107 PILOT HEATER TEST FOR THE SWEDISH NUCLEAR FUEL SAFETY PROGP3Cg Carlsson, H; Stephansson, O; Leijon, B Proc 4th Congress International Society for Rock Mechanics, Montreux, 2-8 Sept 1979, Vol l, ~35-89. Publ Rotterdam, A A Balkema,

1979 Reports a test carried out to monitor stress and temperature changes in the area around a cylindrical heater (6kW) at 348 m depth in jointed granite. 803108 NUMERICAL MODELING OF THE GEOMECHANICAL RESPONSE OF A ROCK MASS TO A RADIOACTIVE WASTE REPOSITORY Hardy# M P; St John, C M; Hocking, G Proc 4th Congress International Society for Rock Mechanics, Montreux, 2-8 Sept 1979, Vol i, P161-168. Publ Rotterdam, A A Balkema, 1979

803112 INVESTIGATIONS OF UNDERGROUND HYDRAULIC STRUCTURES ON MODELS OF EQUIVALEI~T MATERIALS (IN

GERMAN) Mostkow, W M; ChatschaturJan, N S; Stepanov, P D Proc 4th Congress International Society for Rock Mechanics, Montreux, 2-8 Sept 1979, Vol l, P505-510. Publ Rotterdam, A A Balkema, 1979 803113 MODEL STUDIES OF VERY LARGE UNDERGR(XIND OPENINGS AT SHALLOW DEPTH Barton, N Proc 4th Congress International Society for Rock Mechanics, Morfareux, 2-8 Sept 1979, Vol l, P583-590. Publ Rotterdam, A A Balkema, 1979 Reports model tests to study the 2-dimenslonal deformation of shallow openings of about 50m span. The models consisted of about 20000 discrete blocks. Joint orientations and stress levels were varied, and sequential excavation and earthquake loading were slmulsted. 803114 ROLE OF MONITORING IN THE DESIGN AND EXECUTION OF UNDERGROUND WORKS (IN FRENCH) Comite Prancais de Mecanique des Roches Proc 4th Congress International Society for Rock Mechanics, Montreux, 2-8 Sept 1979, Vol l, P773-786. Publ Rotterdam, A A Balkema, 1979

Mines See also: 803101, 803165, 803191 803115 CHALLEI~E IN THE WEST: HOW TO MINE THICK SEAMs (IN TWO PARTS) Bowen, R J; Bowen, W R Coal Min Process, VI6j NI, Jan 1979, P70-76 (Part i), Feb 1979, P61-66 (Part 2) Describes the method of sublevel caving with pillar extraction. Part 1 ontlines the method and discusses ground control and roof support. Part 2 considers the drilling and ahotfiring procedure, the minlr~z cycle and economics.