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 |
|---|---|---|---|---|---|
| Aug-2025 | N | Aug-2025 | R | Complete review and update. |
|
| Nov-2018 | N | May-2012 | C | 2 | Added notes restricting use of coral gravel in humid and ESC C3-C5 locations and gravel surface cap sheet in humid and ESC C4-C5 locations. |
| Aug-2018 | N | May-2012 | C | 1 | Sustainability updates required to coordinate with the Federal Codes and DoD policies and procedures. |
| May-2012 | N | May-2012 | R | Modified subpart 1.4.4. | |
| Feb-2012 | N | Feb-2012 | R | Modified subparts 1.3, 1.4, 1.4.3, 1.4.4, 1.8, 2.14, 3.1, 3.3.8, 3.3.10, 3.5.1, 3.5.2, 3.7; added 1.4.2, 1.10-1.12, 2.11.2; deleted 2.11.1, 3.3.9 | |
| Nov-2008 | N | Nov-2008 | R | Reference changed from FM AS 4470 to FM 4470 | |
| Jan-2007 | N | Jan-2007 | R | Title changed from Asphalt Built-Up Roofing; Incorporated NASA requirements; Superseding 07 51 13.13 40 Cold Applied Built-Up Asphalt Roofing |
