جستجو در تالارهای گفتگو

State Of Art Review - Base Isolation Systems For Structures S.J.Patil1, G.R.Reddy2 1Heavy Water Board, Mumbai, India . 2Bhabha Atomic Research Centre, Mumbai, India Abstract — This paper presents an overview of the present state of base isolation techniques with special emphasis and a brief on other techniques developed world over for mitigating earthquake forces on the structures. The dynamic analysis procedure for isolated structures is briefly explained. The provisions of FEMA 450 for base isolated structures are highlighted. The effects of base isolation on structures located on soft soils and near active faults are given in brief. Simple case study on natural base isolation using naturally available soils is presented. Also, the future areas of research are indicated. Keywords—State of Art, base isolation, modulus reduction, FEMA 450, isolated footing, raft footing. Base Isolation Systems For Structures-State Of Art Review.pdf