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Table of Contents Table of Contents IMDPlus Assumptions .......................................................................................... 1 Performing IMDPlus Calculations in LUSAS ...................................................... 2 Seismic Analysis ................................................................................................................... 2 Moving Load Analysis .......................................................................................................... 2 Seismic Analysis ................................................................................................... 2 Earthquake Input ................................................................................................................... 3 Mode and Damping Control ................................................................................................. 3 Frequency Interpolation ........................................................................................................ 4 Moving Load Analysis ........................................................................................... 5 Setup Moving Load Path ...................................................................................................... 5 Setup Modal History Information ....................................................................................... 10 Running the Moving Load Analysis ................................................................................... 11 Visualising the Results ....................................................................................... 13 Node / Element Selection .................................................................................................... 14 Output Control .................................................................................................................... 15 Elements Supported By IMDPlus ....................................................................... 21 i