I need to know the maximum allowable deflection for steel cone roof

[jasem81]

I need to know the maximum allowable deflection for steel cone roof
(actually it is a roof for storage tank)

 

[cloa]

Better to ask in Tank Engineering or better yet google it.

http://www.eng-tips.com/threadminder.cfm?pid=1529

Use translation assistance for Engineers forum

Note the rules include No Student posting

 

[IFRs]

If it is an API 650 tank there may be some help in API 650. Ponding might be a concern.

 

[jasem81]

I have seen on some websites that it should not be mre t/2
t:thickness of shell
but i have a dubt that it is too much small