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Hi I have a structure 100ft deep into the ground, 9 ft square shape, and water is at 20 ft below surface. There is nothing inside the structure (only self weight). What would be the boundary conditions in the bottom if I want to calculate (Staad) buoyancy? I I considered it not supporte at the...

Hi, Can anybody give me some feed back regarding minimum ground cover in order to be able to perform jet grouting? Thanks

Hi, does anybody knows if there is a standard (and where is it) that mandates or at least recommends that the chainage/stations for a tunnel should be from left to right? Thanks

Hi, does any body know the average augering rate that can be achieved for a 3 m diameter shaft? tahnks

Hi, does somebody know a link with details of storm sewer connections between existing pipes and new pipes when they don't match exactly in length? Some kind of sleeve or similar. Thanks

Can anybody tell me the difference in using wire or rebars if the As is the same? Adventages and disad.? Thanks

does any body has modelled (say FLAC) the way undrained clay shear strengths goes into to a drained behavior (parameters change). Any hint?

Hi there, do somebody knows if there is a difference between a pipe for jacking into sand using EPB TBM and without using EPB? Thanks