PILE GROUP

[nima]

Hello,
I want to model pile group and pile cap in opensees. Would you please give me an example ?
Thanks.

[pejman_opensees]

Use shell elements as cap and zerolength elements as nonlinear springs representative of individual piles.

[nima]

Thanks a lot MR. PEJMAN

[Boris]

take a look at:


@article
{Yang2002a,
author = { Zhaohui Yang and Boris Jeremi{\' c} },
title = { Numerical Study of the Effective Stiffness for Pile Groups },
journal = { International Journal for
Numerical and Analytical Methods in Geomechanics },
year = { 2003 },
volume = { 27 },
number = { 15 },
pages = { 1255-1276 },
month = { Dec },
note = { },
napomena = { local CM972, },
}

also there is new work, currently in review or in print but you can take a look at presentations from last year or two available at:
http://sokocalo.engr.ucdavis.edu/~jeremic/
(follow publicaitons link...).

Boris