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 [ARCHIVED] |
|---|---|---|---|---|---|
| ACTION | N New | R Revision | C Change | D Deletion |
| Release | PA | Date | Action | Change # | Nature of Change or Revision |
|---|---|---|---|---|---|
| Nov-2023 | N | Feb-2020 | C | 2 | In response to CCR 13074, updated to imperative mood; removed "shall" from the Section text. |
| Aug-2022 | N | Aug-2022 | C | 1 | In response to CCR 11920, NASA tailoring was added to the Electrical Work paragraph (3.2.2) |
| Feb-2020 | N | Feb-2020 | N | New Section combining UFGS 46 07 53.13 Packaged Wastewater Treatment Equipment, Aeration and 46 07 53.16 Packaged Wastewater Treatment Equipment, Biochemical |
