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 |
|---|---|---|---|---|---|
| May-2021 | A | May-2021 | N | New unified section superseding UFGS 25 42 15.00 10 CATHODIC PROTECTION SYSTEM (STEEL WATER TANKS) and UFGS 26 42 22.00 20 CATHODIC PROTECTION SYSTEM FOR STEEL WATER TANKS. |
