UFGS Changes and Revisions 
Related Materials: Policy on UFGS Changes and Revisions
Below is a listing of the Revisions and Changes made to UFGS Sections for each quarterly release.
To view a list for a specific UFGS Release, select the UFGS release date from the 'Release' drop-down and click 'Apply'.
To view a list of all the revisions and changes made to a specific UFGS Section, select 'Any' from the "Release' drop down, type the Section number into the Search bar and select the Section to view, then click 'Apply'.
After clicking 'Apply', you can PRINT REPORT, which will include the nature of the change/revision.
To view the complete detailed history of all the revisions and changes made to a UFGS Section, click on the Section title.
| KEY | PREPARING ACTIVITY (PA) | A Army | N Navy | F Air Force | S NASA |
|---|---|---|---|---|---|
| ACTION | N New | R Revision | C Change | D Deletion |
| Release | PA |
UFGS Section |
Date | Action | Change # | Nature of Change or Revision |
|---|---|---|---|---|---|---|
| Jul-2006 | A | UFGS 40 95 33.00 10 Fiber Optic Data Transmission System | Apr-2006 | D | Superseded by UFGS 27 21 10.00 10 Fiber Optic Data Transmission System Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Nov-2014 | N | UFGS 40 95 33.23 20 Fiber Optic (FO) Outside Plant (OSP) Media | Apr-2006 | D | Previously incorporated into UFGS 33 82 00 Telecommunications Outside Plant (OSP). Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Nov-2008 | S | UFGS 40 95 33.23 40 Fiber Optic Process Control Networks | Jul-2007 | D | Superseded by UFGS 27 13 23.00 40 Communications Optical Backbone Cabling, UFGS 27 21 00.00 40 Intercommunication System, and UFGS 27 21 10.00 40 Fiber Optic Data Transmission System. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jul-2007 | S | UFGS 40 95 33.23 40 Fiber Optic Process Control Networks | Jul-2007 | R | Reference Update | |
| Apr-2007 | S | UFGS 40 95 33.23 40 Fiber Optic Process Control Networks | Apr-2007 | R | Reference Update | |
| Jan-2007 | S | UFGS 40 95 33.23 40 Fiber Optic Process Control Networks | Jan-2007 | R | Section References (SRF) update | |
| Jun-2006 | S | UFGS 40 95 33.23 40 Fiber Optic Process Control Networks | Jun-2006 | R | Title changed from FIBER OPTIC CABLE; Section References (SRF) updated | |
| Jan-2007 | S | UFGS 41 22 00.00 40 Cranes and Hoists | Oct-2006 | D | Information already provided in UFGS 41 22 13.13 20 Cranes, Overhead Electric, Top Running (Under 20,000 Pounds) and UFGS 41 22 13.14 20 Cranes, Overhead Electric, Underrunning Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Oct-2006 | S | UFGS 41 22 00.00 40 Cranes and Hoists | Oct-2006 | R | Reference Update | |
| Jun-2006 | S | UFGS 41 22 00.00 40 Cranes and Hoists | Jun-2006 | R | Title changed from HOISTS AND CRANES; Reference and Section References (SRF) updated | |
| Aug-2008 | N | UFGS 41 22 03.13 20 Monorails with Manual Hoists | Apr-2006 | D | Superseded by UFGS 41 22 23.19 Monorail Hoists and UFGS 41 22 13.14 Bridge Cranes, Overhead Electric, Top Running | |
| Aug-2008 | N | UFGS 41 22 03.16 20 Monorails with Air Motor Powered Hoists | Apr-2006 | D | Superseded by UFGS 41 22 23.19 Monorail Hoists | |
| Apr-2008 | N | UFGS 41 22 03.19 20 Monorails with Electric Powered Hoists | Apr-2006 | D | Superseded by UFGS 41 22 23.19 Monorail Hoists Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Apr-2008 | N | UFGS 41 22 13.13 20 Cranes, Overhead Electric, Top Running (Under 20,000 Pounds) | Apr-2006 | D | Superseded by (Unified section) UFGS 41 22 13.14 Bridge Cranes, Overhead Electric, Top Running Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Apr-2008 | N | UFGS 41 22 13.13 Bridge Cranes | Apr-2008 | N | Superseding UFGS 41 22 15.00 10 Overhead Electric Cranes | |
| Feb-2020 | N | UFGS 41 22 13.13 Bridge Cranes | Apr-2008 | D | Superseded by UFGS 41 22 13.14 Bridge Cranes, Overhead Electric, Top Running Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Apr-2008 | N | UFGS 41 22 13.14 20 Cranes, Overhead Electric, Underrunning | Apr-2006 | D | Superseded by UFGS 41 22 13.15 Bridge Cranes, Overhead Electric,Under Running Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Apr-2008 | N | UFGS 41 22 13.14 Bridge Cranes, Overhead Electric, Top Running | Apr-2008 | N | Unified Section; superseding UFGS 41 22 13.13 20 Cranes, Overhead Electric, Top Running (under 20,000 pounds) and UFGS 41 22 15.00 10 Overhead Electric Cranes | |
| Nov-2019 | N | UFGS 41 22 13.14 Bridge Cranes, Overhead Electric, Top Running | Nov-2019 | R | Complete review and update. Incorporates latest crane test and certification requirements. | |
| Feb-2021 | N | UFGS 41 22 13.14 Bridge Cranes, Overhead Electric, Top Running | Nov-2019 | C | 1 | Incorporation of cyber security requirements, clarification of testing requirements, and formatting. |
| Apr-2008 | N | UFGS 41 22 13.15 Bridge Cranes, Overhead Electric, Under Running Trolley | Apr-2008 | N | Unified Section; superseding UFGS 41 22 13.14 20 Cranes, Overhead Electric, Underrunning and UFGS 41 22 15.00 10 Overhead Electric Cranes | |
| Feb-2020 | N | UFGS 41 22 13.15 Bridge Cranes, Overhead Electric, Under Running Trolley | Feb-2020 | R | Complete review and update. Incorporates latest crane test and certification requirements. | |
| Feb-2021 | N | UFGS 41 22 13.15 Bridge Cranes, Overhead Electric, Under Running Trolley | Feb-2020 | C | 1 | Incorporation of cyber security requirements, clarification of testing requirements, and formatting. |
| Nov-2022 | N | UFGS 41 22 13.15 Bridge Cranes, Overhead Electric, Under Running Trolley | Nov-2022 | R | Complete review and major update, including title change (from BRIDGE CRANES, OVERHEAD ELECTRIC, UNDER RUNNING). Clarified terminology and made changes to submittals along with changes to technical and testing requirements. | |
| Feb-2023 | N | UFGS 41 22 13.15 Bridge Cranes, Overhead Electric, Under Running Trolley | Nov-2022 | C | 1 | Added an option for alternate wire rope in Division 2 hazardous areas. Updated formatting, references, foreign standard practices, and provided clarifications. |
| Apr-2008 | N | UFGS 41 22 13.16 Gantry Cranes | Apr-2008 | N | Superseding UFGS 41 22 15.00 10 Overhead Electric Cranes | |
| Feb-2020 | N | UFGS 41 22 13.16 Gantry Cranes | Apr-2008 | C | 1 | Updated Specifier Note in Part 1 clarifying when to use related UFGS crane sections. |
| May-2010 | N | UFGS 41 22 13.33 Portal Crane Track Installation | May-2010 | R | Revised para 2.4.3; other minor revisions throughout | |
| Apr-2008 | N | UFGS 41 22 13.33 Portal Crane Track Installation | Apr-2008 | N | Unified Section; superseding UFGS 41 22 23.23 20 Portal Crane Track Installation | |
| Nov-2020 | N | UFGS 41 22 13.55 Bridge Cranes, Under Running, Aircraft Hangar | Nov-2020 | N | New crane section developed specifically for aircraft hangars. | |
| Feb-2022 | N | UFGS 41 22 13.55 Bridge Cranes, Under Running, Aircraft Hangar | Feb-2022 | R | Complete review and update. Clarified terminology and made changes to submittals along with technical and testing requirements. | |
| May-2022 | N | UFGS 41 22 13.55 Bridge Cranes, Under Running, Aircraft Hangar | Feb-2022 | C | 1 | Added technical requirement to second text paragraph in subpart 2.3.2.2 Load Block and Hook |
| Nov-2022 | N | UFGS 41 22 13.55 Bridge Cranes, Under Running, Aircraft Hangar | Feb-2022 | C | 2 | Updated formatting with some changes to technical requirements. |
| Feb-2023 | N | UFGS 41 22 13.55 Bridge Cranes, Under Running, Aircraft Hangar | Feb-2022 | C | 3 | Added an option for alternate wire rope in Division 2 hazardous areas. Updated formatting, foreign standard practices, and provided clarifications. |
| Jan-2008 | A | UFGS 41 22 15.00 10 Overhead Electric Cranes | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Apr-2008 | A | UFGS 41 22 15.00 10 Overhead Electric Cranes | Jan-2008 | D | Superseded by UFGS 41 22 13.13 Bridge Cranes, UFGS 41 22 13.14 Bridge Cranes, Overhead Electric, Top Running, UFGS 41 22 13.15 Bridge Cranes, Overhead Electric, Under Running, and UFGS 41 22 13.16 Gantry Cranes Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jan-2008 | A | UFGS 41 22 23.19 10 Monorails with Electric, Air, or Manual Powered Hoist | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Apr-2008 | A | UFGS 41 22 23.19 10 Monorails with Electric, Air, or Manual Powered Hoist | Jan-2008 | D | Superseded by UFGS 41 22 23.19 Monorail Hoists Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jan-2007 | S | UFGS 41 22 23.19 40 Monorail Hoists | Oct-2006 | D | Information already provided in the following sections: UFGS 41 22 23.19 10 Monorails with Electric, Air, or Manual Powered Hoist, UFGS 41 22 03.13 20 Monorails with Manual Hoists, UFGS 41 22 03.16 20 Monorails with Air Motor Powered Hoists, and UFGS 41 22 03.19 20 Monorails with Electric Powered Hoists Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Oct-2006 | S | UFGS 41 22 23.19 40 Monorail Hoists | Oct-2006 | R | Section References (SRF) update | |
| Jun-2006 | S | UFGS 41 22 23.19 40 Monorail Hoists | Jun-2006 | R | Title changed from MONORAIL SYSTEMS; Reference and Section References (SRF) updated | |
| Apr-2008 | N | UFGS 41 22 23.19 Monorail Hoists | Apr-2008 | N | Superseding UFGS 41 22 23.19 10 Monorails with Electric, Air, or Manual Powered Hoist, UFGS 41 22 03.13 20 Monorails with Manual Hoists, UFGS 41 22 03.16 20 Monorails with Air Motor Powered Hoists, and UFGS 41 22 03.19 20 Monorails with Electric Powered Hoists | |
| May-2020 | N | UFGS 41 22 23.19 Monorail Hoists | May-2020 | R | Complete review and update. Incorporates latest test and certification requirements. | |
| Apr-2008 | N | UFGS 41 22 23.23 20 Portal Crane Track Installation | Apr-2006 | D | Superseded by UFGS 41 22 13.33 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jan-2008 | A | UFGS 41 24 26 Hydraulic Power Systems | Jan-2008 | R | Compliance with CSI SectionFormat | |
| May-2020 | A | UFGS 41 24 26 Hydraulic Power Systems | May-2020 | R | Superseding UFGS 41 24 46 HYDRAULIC FLUID POWER SYSTEMS without revision to comply with MF 2011 in response to CCR 2184. Nontechnical title change. | |
| Nov-2020 | A | UFGS 41 24 26 Hydraulic Power Systems | May-2020 | C | 1 | Deleted all references to SAE J1165 and replaced with ISO 4406 in response to CCR 1788. |
| Nov-2023 | A | UFGS 41 24 26 Hydraulic Power Systems | May-2020 | D | Superseded by UFGS-35 05 40.14 10 HYDRAULIC POWER SYSTEMS FOR CIVIL WORKS STRUCTURES. | |
| Jan-2008 | A | UFGS 41 24 27.00 10 Hydraulic Power Systems for Civil Works Structures | Jan-2008 | R | Compliance with CSI SectionFormat | |
| May-2014 | A | UFGS 41 24 27.00 10 Hydraulic Power Systems for Civil Works Structures | Jan-2008 | D | In combination with a major revision, section number changed for compliance with MasterFormat. Superseded by UFGS 35 05 40.14 10 Hydraulic Power Systems for Civil Works Structures. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jun-2006 | S | UFGS 41 36 19.00 40 Welding, Structural | Apr-2006 | D | Superseded by UFGS 05 05 23.12 40 Welding, Structural Steel Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jan-2008 | A | UFGS 41 36 30.00 10 Ultrasonic Inspection of Plates | Jan-2008 | R | Compliance with CSI SectionFormat | |
| May-2009 | A | UFGS 41 65 10.00 10 [Diesel] [Natural Gas] Fueled Engine Pump Drives | May-2009 | R | Tailored for Diesel and Natural Gas | |
| Jan-2008 | A | UFGS 41 65 10.00 10 [Diesel] [Natural Gas] Fueled Engine Pump Drives | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Oct-2007 | A | UFGS 41 65 10.00 10 [Diesel] [Natural Gas] Fueled Engine Pump Drives | Oct-2007 | R | Updated seismic criteria | |
| Jul-2006 | A | UFGS 42 11 23.00 10 Heat Recovery Boilers | Apr-2006 | D | Superseded by UFGS 23 52 43.00 10 Heat Recovery Boilers Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Nov-2008 | S | UFGS 42 22 00 Process Chillers and Coolers | Nov-2008 | N | Renumbered; Superseding UFGS 42 22 00.00 40 with same title | |
| Feb-2011 | S | UFGS 42 22 00 Process Chillers and Coolers | Nov-2008 | D | NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 42 22 00.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jul-2006 | A | UFGS 42 22 00.00 10 Liquid Chillers | Apr-2006 | D | Superseded by UFGS 23 64 00.00 10 Liquid Chillers Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| May-2017 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | May-2017 | R | Tri-Annual Database Maintenance (TADM) completed | |
| Apr-2008 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Apr-2008 | R | Section References (SRF) update | |
| May-2014 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | May-2014 | R | Tri-Annual Database Maintenance (TADM) completed | |
| Aug-2008 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Aug-2008 | R | Section References (SRF) update | |
| Nov-2008 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Aug-2008 | D | Superseded; Renumbered as UFGS 42 22 00 with same title. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| May-2011 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | May-2011 | R | CCR 129; CCR 130: Minor revisions | |
| Feb-2011 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Feb-2011 | N | Renumbered to NASA fifth level; Superseding UFGS 42 22 00 with no title change | |
| Jul-2007 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Jul-2007 | R | Reference and Section References (SRF) update | |
| Apr-2007 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Apr-2007 | R | Reference Update | |
| Jun-2006 | S | UFGS 42 22 00.00 40 Process Chillers and Coolers | Jun-2006 | R | Title changed from CHILLED WATER AIR CONDITIONING; Reference and Section References (SRF) updated | |
| May-2010 | S | UFGS 42 22 13 Centrifugal Process Chillers and Coolers | May-2010 | R | Submittal article configuration compliance; other major revisions | |
| Aug-2008 | S | UFGS 42 22 13 Centrifugal Process Chillers and Coolers | Aug-2008 | N | Renumbered/ Superseding UFGS 42 22 13.00 40 with same title | |
| Feb-2011 | S | UFGS 42 22 13 Centrifugal Process Chillers and Coolers | May-2010 | D | NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 42 22 13.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Aug-2017 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Aug-2017 | R | Tri-Annual Database Maintenance (TADM) completed . | |
| Aug-2014 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Aug-2014 | R | Tri Annual Database Maintenance (TADM) completed | |
| Apr-2008 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Apr-2008 | R | Section References (SRF) update | |
| Aug-2008 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Apr-2008 | D | Renumbered/ Superseded by UFGS 42 22 13 with no title change | |
| Feb-2011 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Feb-2011 | N | Renumbered to NASA fifth level; Superseding UFGS 42 22 13 with no title change | |
| Jun-2006 | S | UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers | Jun-2006 | R | Title changed from CENTRIFUGAL WATER CHILLERS; Section References (SRF) updated | |
| May-2010 | S | UFGS 42 22 16 Reciprocating Process Chillers and Coolers | May-2010 | R | Added article 1.1; submittal article configuration compliance; revised article 1.4; other minor revisions throughout | |
| Aug-2008 | S | UFGS 42 22 16 Reciprocating Process Chillers and Coolers | Aug-2008 | N | Renumbered/ Superseding UFGS 42 22 16.00 40 with same title | |
| Feb-2011 | S | UFGS 42 22 16 Reciprocating Process Chillers and Coolers | May-2010 | D | NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 42 22 16.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Aug-2017 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Aug-2017 | R | Tri-Annual Database Maintenance (TADM) completed . | |
| Aug-2014 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Aug-2014 | R | Tri Annual Database Maintenance (TADM) completed | |
| Apr-2008 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Apr-2008 | R | Section References (SRF) update | |
| Aug-2008 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Apr-2008 | D | Renumbered/ Superseded by UFGS 42 22 16 with no title change | |
| May-2011 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | May-2011 | R | CCR 132: Minor revisions | |
| Feb-2011 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Feb-2011 | N | Renumbered to NASA fifth level; Superseding UFGS 42 22 16 with no title change | |
| Jul-2007 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Jul-2007 | R | Section References (SRF) update | |
| Jun-2006 | S | UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers | Jun-2006 | R | Title changed from RECIPROCATING WATER CHILLERS; Reference and Section References (SRF) updated | |
| May-2010 | S | UFGS 42 23 13 Process Condensers | May-2010 | R | Revised article 1.2; submittal article configuration compliance; added 1.4; other minor revisions throughout | |
| Aug-2008 | S | UFGS 42 23 13 Process Condensers | Aug-2008 | N | Renumbered; Superseding UFGS 42 23 13.00 40 with same title | |
| Feb-2011 | S | UFGS 42 23 13 Process Condensers | May-2010 | D | NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 42 23 13.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Aug-2017 | S | UFGS 42 23 13.00 40 Process Condensers | Aug-2017 | R | Tri-Annual Database Maintenance (TADM) completed . | |
| Aug-2014 | S | UFGS 42 23 13.00 40 Process Condensers | Aug-2014 | R | Tri Annual Database Maintenance (TADM) completed | |
| Aug-2008 | S | UFGS 42 23 13.00 40 Process Condensers | Apr-2008 | D | Renumbered/ Superseded by UFGS 42 23 13 with no title change | |
| Feb-2011 | S | UFGS 42 23 13.00 40 Process Condensers | Feb-2011 | N | Superseding UFGS 42 23 13 Process Condensers; Renumbered to NASA fifth level and titled changed from Processed Condensers | |
| Apr-2008 | S | UFGS 42 23 13.00 40 Process Condensers | Apr-2008 | R | Section References (SRF) update | |
| Jul-2007 | S | UFGS 42 23 13.00 40 Process Condensers | Jul-2007 | R | Reference Update | |
| Jun-2006 | S | UFGS 42 23 13.00 40 Process Condensers | Jun-2006 | R | Title changed from AIR-COOLED CONDENSERS; Reference and Section References (SRF) updated | |
| Jul-2006 | A | UFGS 42 31 16.00 10 Desiccant Cooling System | Apr-2006 | D | Superseded by UFGS 23 72 26.00 10 Desiccant Cooling System Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. |
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