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 |
|---|---|---|---|---|---|
| Feb-2021 | N | Feb-2021 | R | Replacing without change UFGS-33 01 50.60 / Non-technical Section Number change | |
| Nov-2020 | N | Nov-2018 | C | 1 | (UFGS-33 01 50.60) In response to CCR 7720, paragraph "TANK CLEANING" (3.7) has been updated. |
| Nov-2018 | N | Nov-2018 | R | (UFGS-33 01 50.60) Complete review and update including new Section number and title; Superseding UFGS 33 65 00 CLEANING PETROLEUM STORAGE TANKS (Aug-11) |
