Superseded by UFGS 33 56 21.18 SINGLE WALL POL TANK UNDERTANK INTERSTITIAL SPACE
Superseded by UFGS 33 56 21.18 SINGLE WALL POL TANK UNDERTANK INTERSTITIAL SPACE
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 | Date | Action | Change # | Nature of Change or Revision |
---|---|---|---|---|---|
Nov-2018 | N | Aug-2015 | D |
Superseded by UFGS 33 56 21.18 SINGLE WALL POL TANK UNDERTANK INTERSTITIAL SPACE. |
|
Aug-2015 | N | Aug-2015 | R |
UFGS has been revised throughout. Modifications included references and requirements for the following in accordance with the update of DoD Aboveground Storage Tank Standard AW 78-24-27: geotextile fabric, geotextile filter fabric and sand cushions. |
|
May-2012 | N | May-2012 | N |
New section |