UFGS 46 43 21 Circular Clarifier Equipment  

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
Feb-2020 N R

Complete review and update.

Feb-2013 N C 2

Modified subpart 2.2.3.2

Nov-2012 N C 1

Removed note before Part 1; modified note in subpart 2.2.1

Feb-2011 N N

Superseding UFGS 44 42 23 Circular Clarifier Equipment without revision to comply with MF 2010