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M.I.T. Test Section Instrumentation. Massachusetts Bay Transportation Authority, Haymarket-North Extension. Final Project Report
Three objectives of the research were to: (1) develop a method for analyzing braced excavations based on the principles of soil mechanics and the finite element technique, (2) provide insight into the undrained behavior of braced excavations in clay, and (3) predict the performance of two instrumented sections of a braced excavation. The demonstration was undertaken in a section of cut-and-cover subway constructed by the Massachusetts Bay Transportation Authority. The research was intended to illuminate design and engineering considerations with reference to load factors applied to brace sheeting, the transfer of loads to the bracing system, ground movements and changes in water hydrology due to construction, and other questions. The finite element technique was used to develop a unique computer program for predicting movements in the soil mass and the retaining wall, stresses on the wall, and loads in the struts. Appended material includes a user's guide for future applications of the BRACE program.
M.I.T. Test Section Instrumentation. Massachusetts Bay Transportation Authority, Haymarket-North Extension. Final Project Report
Three objectives of the research were to: (1) develop a method for analyzing braced excavations based on the principles of soil mechanics and the finite element technique, (2) provide insight into the undrained behavior of braced excavations in clay, and (3) predict the performance of two instrumented sections of a braced excavation. The demonstration was undertaken in a section of cut-and-cover subway constructed by the Massachusetts Bay Transportation Authority. The research was intended to illuminate design and engineering considerations with reference to load factors applied to brace sheeting, the transfer of loads to the bracing system, ground movements and changes in water hydrology due to construction, and other questions. The finite element technique was used to develop a unique computer program for predicting movements in the soil mass and the retaining wall, stresses on the wall, and loads in the struts. Appended material includes a user's guide for future applications of the BRACE program.
M.I.T. Test Section Instrumentation. Massachusetts Bay Transportation Authority, Haymarket-North Extension. Final Project Report
1972
359 pages
Report
No indication
English
Metropolitan Rail Transportation , Braces , Clay soils , Subway railways , Soil mechanics , Stability , Construction , Bracing , Excavation , Mathematical prediction , Loads(Forces) , Motion , Retaining walls , Stresses , Massachusetts , Computer programs , BRACE Computer program , Finite element analysis
An apartment house in Westgate-West for M.I.T. personnel, M.I.T., Cambridge, Massachusetts
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Test instrumentation : final report
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