UFGS 31 63 29 Drilled Concrete Piers and Shafts  

History: Below is a listing of the Revisions and Changes made to this UFGS.

KEY PREPARING ACTIVITY (PA) A Army N Navy F Air Force S NASA
ACTION N New R Revision C Change D Deletion
Release PA Action Change # Nature of Change or Revision
May-2023 A C

Administrative Change: Preparing Activity changed from NASA to USACE

Nov-2019 S R

Tri-Annual Database Maintenance (TADM) which consists of updating of Section Format, imperative language and formatting review, and verification of all reports and spelling.

Nov-2014 S R

Tri-Annual Database Maintenance (TADM) completed

May-2009 S N

New section