More pictures reveals that one of the pier supports failed probably due to scouring and push effects from flowing water and debris. Hence probable causes is scour effects of the support footing beyond the critical length of piles. It does not have to do with bearing self as explained above. Thanks
More pictures reveals that one of the pier supports failed probably due to scouring and push effects from flowing water and debris. Hence probable causes is scour effects of the support footing beyond the critical length of piles. It does not have to do with bearing self as explained above. Thanks