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Author Message
  Topic: criteria of train boggie tilt in the curved tunnel
aapkamitrgss

Replies: 0
Views: 3969

PostForum: Dams and Bridges   Posted: Mon Jul 20, 2009 10:34 am   Subject: criteria of train boggie tilt in the curved tunnel
hi
can you please tell me the criteria of train boggie tilting in the curved portion of the tunnel.. The extra clearance required is known but how much boggie will tilt?
any reference?
  Topic: need some help in tunnels
aapkamitrgss

Replies: 0
Views: 1843

PostForum: SEFI General Discussion   Posted: Mon Jul 20, 2009 8:31 am   Subject: need some help in tunnels
hi,

i have been given a problem to design the support and excavation pattern of a tunnel. There is an already excavated tunnel of 4.25m diameter which stands alright since last 30 years without any ...
  Topic: Teng's curve
aapkamitrgss

Replies: 81
Views: 102847

PostForum: SEFI General Discussion   Posted: Thu Jun 18, 2009 6:45 am   Subject: Teng's curve
is there any reference..
any image of the teng's curve may please be uploaded?
  Topic: Teng's curve
aapkamitrgss

Replies: 81
Views: 102847

PostForum: SEFI General Discussion   Posted: Thu Jun 18, 2009 6:01 am   Subject: Teng's curve
i was designing foundations for towers... i came across the name teng's curve. can anybody explain this and provide me the reference and where it has been used.
If a image of teng's curve or any lite ...
  Topic: one doubt please... R/f cover in staad
aapkamitrgss

Replies: 6
Views: 4330

PostForum: SEFI General Discussion   Posted: Wed Apr 22, 2009 8:57 am   Subject: one doubt please... R/f cover in staad
does staad take care of that?
  Topic: one doubt please... R/f cover in staad
aapkamitrgss

Replies: 6
Views: 4330

PostForum: SEFI General Discussion   Posted: Wed Apr 22, 2009 4:22 am   Subject: one doubt please... R/f cover in staad
In the design of the beams and the columns, we can tell staad how much cover is to be provided. which is clear cover + half the dia of the bar.
But in case the reinforcement comes in 2 layers, what w ...
  Topic: inclined load on a portal beam
aapkamitrgss

Replies: 4
Views: 5294

PostForum: SEFI General Discussion   Posted: Wed Apr 22, 2009 4:18 am   Subject: inclined load on a portal beam
but is there any way to apply the inclined load on portal beam directly on staad...
without calculating the vertical and horizontal components
  Topic: inclined load on a portal beam
aapkamitrgss

Replies: 4
Views: 5294

PostForum: SEFI General Discussion   Posted: Tue Apr 21, 2009 6:24 am   Subject: inclined load on a portal beam
hi
can you please tell me how to add inclined load on a beam. i mean a udl which is getting applied on the portal beam due to rock above at an angle of 45 degrees due to the nature of the rock. one o ...
 
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