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I am a structural engineer with 15 years of experience. I want to switch to Bridge design. Which are the good books on bridges. Which are good softwares. Is it easy to switch & finally suggest about job opportunities in Bridge design.

Thanks for responses.How is it if the tank supports are given PINNED as done in Staad manual example no.10.Please comment.

Thanks for response. Tank is modelled as 3D resting on ground by Staad. Can spring support be FIXED BUT KFY 12000. Regards.

Thanks for replies.Please be more spscific that is can I give spring support on soil as FIXED BUT KFY 12000(variable) Regards.

Greetings How accurate is Staad finite element analysis.In case of water tank resting on soil, can we give springs only KFY value, not releasing MX, MZ.e.g. supports 1 to 200 KFY 24000 We get very less moments in bottom slab. Please respond. Regards.