Steel truss arch roof of a train station?
I am stuck on the answer to the following statements:
1) The overall static structure is:
a) statically indeterminate (or hyperstatic)
b) statically determinate (or isostatic)
2) The overall static structure is:
a) an arc with 3 joints
b) a frame
3) The truss sets are
4) The diagonals of the trusses are
a) stretched (tension)
b) compressed (compression)
5) The diagonals of the trusses are
a) embedded (welded/fixed)
b) hingedThe answer is either A or B. Only one answer is possible.
Thanks a lot!
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