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 |
|---|---|---|---|---|---|---|
| Feb-2019 | A | UFGS 35 05 40.17 Self-Lubricated Materials, Fabrication, Handling, and Assembly | May-2014 | C | 2 | Updated Hydroelectric Design Center (HDC) phone number and ER reference in response to CCR 7048. |
| May-2019 | A | UFGS 35 05 40.17 Self-Lubricated Materials, Fabrication, Handling, and Assembly | May-2014 | C | 3 | Updated list of allowable materials in paragraph 2.2 in response to CCR 6444, CCR 6719, and CCR 7165. |
| Aug-2020 | A | UFGS 35 05 40.17 Self-Lubricated Materials, Fabrication, Handling, and Assembly | Aug-2020 | R | Complete review and update. | |
| Aug-2023 | A | UFGS 35 05 40.17 Self-Lubricated Materials, Fabrication, Handling, and Assembly | Aug-2020 | C | 1 | Incorporated various CCRs |
| Apr-2008 | A | UFGS 35 20 14 Stoplogs | Apr-2008 | R | Compliance with CSI SectionFormat | |
| Aug-2022 | A | UFGS 35 20 14 Stoplogs | Aug-2022 | R | Complete review and update. | |
| Aug-2018 | A | UFGS 35 20 15 FRP Composites for Low-Head Water Control Structures | Aug-2018 | N | New UFGS section. | |
| Aug-2020 | A | UFGS 35 20 15 FRP Composites for Low-Head Water Control Structures | Aug-2018 | C | 1 | Deleted third paragraph of subpart 1.8.3 in response to CCR 7032. |
| Jan-2008 | A | UFGS 35 20 16.33 Hydraulic Miter Gates | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Aug-2022 | A | UFGS 35 20 16.33 Hydraulic Miter Gates | Aug-2022 | R | Complete review and update including section title change from MITER GATES to HYDRAULIC MITER GATES. | |
| Jan-2008 | A | UFGS 35 20 16.39 Hydraulic Sector Gates | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Aug-2022 | A | UFGS 35 20 16.39 Hydraulic Sector Gates | Aug-2022 | R | Complete review and update including section title change from SECTOR GATES to HYDRAULIC SECTOR GATES. | |
| Jan-2008 | A | UFGS 35 20 16.46 Hydraulic Tainter Gates and Anchorages | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Aug-2022 | A | UFGS 35 20 16.46 Hydraulic Tainter Gates and Anchorages | Aug-2022 | R | Complete review and update including section title change from TAINTER GATES AND ANCHORAGES to HYDRAULIC TAINTER GATES AND ANCHORAGES. | |
| Jan-2008 | A | UFGS 35 20 16.53 Hydraulic Vertical Lift Gates | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Aug-2022 | A | UFGS 35 20 16.53 Hydraulic Vertical Lift Gates | Aug-2022 | R | Complete review and update including section title change from VERTICAL LIFT GATES to HYDRAULIC VERTICAL LIFT GATES. | |
| May-2021 | A | UFGS 35 20 16.54 Slide Gates and Actuators | May-2021 | N | New UFGS. | |
| Jan-2008 | A | UFGS 35 20 16.59 Closure Gates | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Aug-2022 | A | UFGS 35 20 16.59 Closure Gates | Aug-2022 | R | Complete review and update including section title change from CLOSURE GATES to HYDRAULIC CLOSURE GATES. | |
| Jan-2008 | A | UFGS 35 20 20 Electrical Equipment for Gate Hoist | Jan-2008 | R | Compliance with CSI SectionFormat | |
| May-2022 | A | UFGS 35 20 20 Electrical Equipment for Gate Hoist | May-2022 | R | Complete review and update. | |
| Apr-2006 | N | UFGS 35 20 23 Dredging | Apr-2006 | R | To conform with CSI MasterFormat, replacing without change UFGS-02325 (August 2004) | |
| Aug-2020 | A | UFGS 35 20 23 Dredging | Aug-2020 | R | Complete review and update. PA changed from NAVFAC to USACE. | |
| Feb-2022 | A | UFGS 35 20 23.13 National Dredging Quality Management Program - Scow [Monitoring][ and ][Ullage] Profile | Feb-2022 | N | New UFGS. | |
| Feb-2022 | A | UFGS 35 20 23.23 National Dredging Quality Management Program - Hopper Dredge | Feb-2022 | N | New UFGS. | |
| Feb-2022 | A | UFGS 35 20 23.33 National Dredging Quality Management Program - Pipeline Hydraulic Dredge | Feb-2022 | N | New UFGS. | |
| Jan-2008 | A | UFGS 35 31 19 Stone, Channel, Shoreline/Coastal Protection for Structures | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Nov-2014 | A | UFGS 35 31 19 Stone, Channel, Shoreline/Coastal Protection for Structures | Jan-2008 | C | 1 | SRF update, changed 00 41 00 BID SCHEDULES to 00 22 13.00 20 SUPPLEMENTARY INSTRUCTIONS TO OFFERORS. |
| Aug-2014 | A | UFGS 35 31 19 Stone, Channel, Shoreline/Coastal Protection for Structures | Jan-2008 | C | 1 | Deleted the mention of Section 00 41 00 BID SCHEDULES, from subpart 1.4.1.1, and 1.4.2, this section was deleted from the UFGS Database |
| Nov-2023 | A | UFGS 35 31 19 Stone, Channel, Shoreline/Coastal Protection for Structures | Nov-2023 | R | Complete review and update. | |
| Jan-2008 | A | UFGS 35 31 19.20 Articulating Concrete Block Revetments | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Nov-2023 | A | UFGS 35 31 19.20 Articulating Concrete Block Revetments | Nov-2023 | R | Complete review and update. | |
| Jan-2008 | A | UFGS 35 41 00 Levee Construction | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Nov-2018 | A | UFGS 35 41 00 Levee Construction | Nov-2018 | R | Complete review and update. | |
| Feb-2020 | A | UFGS 35 41 00 Levee Construction | Nov-2018 | C | 1 | Incorporated changes to provide clarification to the responsibility of the contractor related to subsurface interpretation in paragraph 1.6.3; temporary excavation slopes in paragraph 3.9.5; and slope failure and sliding due to fault or negligence of the contractor in paragraph 3.11. |
| Jan-2008 | A | UFGS 35 42 34 Reinforced Soil Slope | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Aug-2020 | A | UFGS 35 42 34 Reinforced Soil Slope | Aug-2020 | R | Complete review and update. | |
| Feb-2016 | A | UFGS 35 45 01 Vertical Pumps, Axial-Flow and Mixed-Flow Impeller-Type | Feb-2016 | N | Superseding UFGS 22 10 00.00 10 VERTICAL PUMPS, AXIAL-FLOW AND MIXED-FLOW IMPELLER TYPE. Complete review and update. | |
| Feb-2021 | A | UFGS 35 45 01 Vertical Pumps, Axial-Flow and Mixed-Flow Impeller-Type | Feb-2021 | R | Complete review and update. | |
| Aug-2022 | A | UFGS 35 45 01 Vertical Pumps, Axial-Flow and Mixed-Flow Impeller-Type | Feb-2021 | C | 1 | Incorporated various CCRs. |
| Nov-2022 | A | UFGS 35 45 01 Vertical Pumps, Axial-Flow and Mixed-Flow Impeller-Type | Feb-2021 | C | 2 | Vibration standards have been updated in the document and pump baseplate design updated to follow API standards |
| Aug-2023 | A | UFGS 35 45 01 Vertical Pumps, Axial-Flow and Mixed-Flow Impeller-Type | Feb-2022 | C | 3 | Incorporated various CCRs |
| Feb-2016 | A | UFGS 35 45 02.00 10 Submersible Pump, Axial-Flow and Mixed-Flow Type | Feb-2016 | N | Superseding UFGS 22 11 23.00 10 SUBMERSIBLE PUMP, AXIAL-FLOW AND MIXED-FLOW TYPE. Complete review and update. | |
| May-2021 | A | UFGS 35 45 02.00 10 Submersible Pump, Axial-Flow and Mixed-Flow Type | May-2021 | R | Complete review and update. | |
| Feb-2016 | A | UFGS 35 45 03.00 10 Speed Reducers for Storm Water Pumps | Feb-2016 | N | Superseding UFGS 33 45 00.00 10 SPEED REDUCERS FOR STORM WATER PUMPS. | |
| May-2022 | A | UFGS 35 45 03.00 10 Speed Reducers for Storm Water Pumps | May-2022 | R | Complete review and update. | |
| Nov-2020 | A | UFGS 35 45 04.00 10 Submersible Pump, Centrifugal Type | Nov-2020 | N | New UFGS. | |
| Apr-2006 | N | UFGS 35 51 13.00 20 Concrete Floating Pier for Small Craft | Apr-2006 | R | To conform with CSI MasterFormat, replacing without change UFGS-03420N (August 2004) | |
| Aug-2009 | N | UFGS 35 59 13.13 Prestressed Concrete Fender Piling | Aug-2009 | R | Major revision | |
| Feb-2018 | N | UFGS 35 59 13.14 20 Polymeric Piles | Feb-2018 | R | Section revised to address rapid changes and advancements in the composite industry. Title changed from POLYMERIC FENDER PILES. | |
| Feb-2010 | N | UFGS 35 59 13.14 20 Polymeric Piles | Feb-2010 | R | Section References (SRF) update | |
| Apr-2008 | N | UFGS 35 59 13.14 20 Polymeric Piles | Apr-2008 | R | Added option for warranty length, paragraph 2.10 | |
| Aug-2008 | N | UFGS 35 59 13.14 20 Polymeric Piles | Aug-2008 | R | Added option for warranty length | |
| Aug-2012 | N | UFGS 35 59 13.14 20 Polymeric Piles | Feb-2010 | C | 1 | Modified subparts: 1.3, 2.1, 2.4, 2.4.1 and 2.4.2 |
| Jul-2006 | N | UFGS 35 59 13.14 20 Polymeric Piles | Jul-2006 | N | New section | |
| Jan-2008 | N | UFGS 35 59 13.16 Extruded and Molded Marine Fenders | Jan-2008 | R | Changes made to paras 1.3, 1.4.2g, 2.2.7, 2.3.1, 2.3.4.1, 2.3.4.2, 2.3.6 | |
| Apr-2008 | N | UFGS 35 59 13.16 Extruded and Molded Marine Fenders | Apr-2008 | R | Minor revisions throughout | |
| Aug-2008 | N | UFGS 35 59 13.16 Extruded and Molded Marine Fenders | Aug-2008 | R | Corrected Submittal (SUB) tags | |
| May-2011 | N | UFGS 35 59 13.16 Extruded and Molded Marine Fenders | May-2011 | R | Reference update: modified note in subpart 1.6 | |
| Aug-2012 | N | UFGS 35 59 13.16 Extruded and Molded Marine Fenders | May-2011 | C | 1 | Modified subparts 2.3.1, 2.3.3, 2.3.3.1, 2.3.4.2, 2.3.4.3, 2.3.6, 2.3.6.4, 3.3 |
| Jan-2007 | N | UFGS 35 59 13.16 Extruded and Molded Marine Fenders | Jan-2007 | R | Title changed from Resilient Foam-Filled Marine Fenders; No Nature of Change statement provided. | |
| Nov-2021 | N | UFGS 35 59 13.16 Extruded and Molded Marine Fenders | Nov-2021 | R | Complete review and update. This revision supersedes UFGS-35 59 13.19 ARCH-TYPE RUBBER MARINE FENDERS. | |
| Nov-2021 | N | UFGS 35 59 13.17 Foam-Filled Marine Fenders | Nov-2021 | N | New section developed specifically for foam-filled marine fenders. | |
| Nov-2021 | N | UFGS 35 59 13.18 Pneumatic and Hydro-Pneumatic Marine Fenders | Nov-2021 | N | New section developed specifically for pneumatic and hydro-pneumatic marine fenders. | |
| Apr-2006 | N | UFGS 35 59 13.19 Arch-Type Rubber Marine Fenders | Apr-2006 | R | To conform with CSI MasterFormat, replacing without change UFGS-02397 (May 2003) | |
| Nov-2021 | N | UFGS 35 59 13.19 Arch-Type Rubber Marine Fenders | Apr-2006 | D | Superseded by UFGS-35 59 13.16 MARINE FENDERS. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jan-2008 | A | UFGS 35 73 13 Embankment for Earth and Rockfill Dams | Jan-2008 | R | Compliance with CSI SectionFormat | |
| Nov-2018 | A | UFGS 35 73 13 Embankment for Earth and Rockfill Dams | Nov-2018 | R | Complete review and update including section title name from EMBANKMENT FOR EARTH DAMS to EMBANKMENT FOR EARTH AND ROCKFILL DAMS. | |
| Aug-2017 | A | UFGS 40 05 13 Pipelines, Liquid Process Piping | Oct-2007 | C | 1 | Changed Material Safety Data Sheets (MSDS) to Safety Data Sheets (SDS). |
| Oct-2007 | A | UFGS 40 05 13 Pipelines, Liquid Process Piping | Oct-2007 | R | Updated seismic criteria | |
| Feb-2020 | A | UFGS 40 05 13 Pipelines, Liquid Process Piping | Oct-2007 | C | 2 | Updated references and paragraph 2.14.1 in response to CCR 79. |
| May-2010 | A | UFGS 40 05 13.96 Welding Process Piping | May-2010 | N | Renumbering and renaming of UFGS 43 02 00 Welding Pressure Piping, closes CCRs 3307 & 3309 | |
| Apr-2006 | N | UFGS 40 17 26.00 20 Welding Pressure Piping | Apr-2006 | R | To conform with CSI MasterFormat, replacing without change UFGS-15216N (September 1999) | |
| May-2016 | S | UFGS 40 17 30.00 40 Welding General Piping | May-2016 | R | Tri-Annual Database Maintenance (TADM) completed | |
| Aug-2010 | S | UFGS 40 17 30.00 40 Welding General Piping | Aug-2010 | R | Submittal article compliance; Added subpart 1.5; revised subpart 3.3.2.1; other minor revisions throughout | |
| Feb-2009 | S | UFGS 40 17 30.00 40 Welding General Piping | Feb-2009 | N | Supersedes UFGS 23 31 13.20 40 Welding Metal Ductwork | |
| May-2014 | S | UFGS 40 17 30.00 40 Welding General Piping | Aug-2010 | C | 2 | SRF update, changed 05 05 23 WELDING, STRUCTURAL to 05 05 23.16 STRUCTURAL WELDING |
| Nov-2012 | S | UFGS 40 17 30.00 40 Welding General Piping | Aug-2010 | C | 1 | Tri-Annual Database Maintenance and the revisions are minor - modified Subpart 1.3.1, 1.5, 3.1.1.2, 3.2.1, 3.3, 3.3.1 |
| Feb-2023 | S | UFGS 40 17 30.00 40 Welding General Piping | Feb-2023 | R | Complete life cycle review. Update technical requirements, references, formatting. Incorporated CCR 11345 | |
| Aug-2010 | S | UFGS 40 18 00 Vacuum Systems Process Piping | Aug-2010 | R | Standard tailoring for RCBEA incorporated; other minor revisions throughout | |
| Feb-2009 | S | UFGS 40 18 00 Vacuum Systems Process Piping | Feb-2009 | R | Section References (SRF) update | |
| Apr-2008 | S | UFGS 40 18 00 Vacuum Systems Process Piping | Apr-2008 | N | Renumbered/ Superseding UFGS 40 18 00.00 40 with same title | |
| Aug-2008 | S | UFGS 40 18 00 Vacuum Systems Process Piping | Aug-2008 | R | Section References (SRF) update | |
| Feb-2011 | S | UFGS 40 18 00 Vacuum Systems Process Piping | Aug-2010 | D | NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 40 18 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. | |
| May-2017 | S | UFGS 40 18 00.00 40 Vacuum Systems Process Piping | May-2017 | R | Tri-Annual Database Maintenance (TADM) completed | |
| Apr-2008 | S | UFGS 40 18 00.00 40 Vacuum Systems Process Piping | Jul-2007 | D | Renumbered/ Superseded by UFGS 40 18 00 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| May-2014 | S | UFGS 40 18 00.00 40 Vacuum Systems Process Piping | May-2014 | R | Tri-Annual Database Maintenance (TADM) completed | |
| Feb-2011 | S | UFGS 40 18 00.00 40 Vacuum Systems Process Piping | Feb-2011 | N | Renumbered to NASA fifth level; Superseding UFGS 40 18 00 with no title change | |
| Jul-2007 | S | UFGS 40 18 00.00 40 Vacuum Systems Process Piping | Jul-2007 | R | Reference Update | |
| Apr-2007 | S | UFGS 40 18 00.00 40 Vacuum Systems Process Piping | Apr-2007 | R | Reference Update | |
| Jun-2006 | S | UFGS 40 18 00.00 40 Vacuum Systems Process Piping | Jun-2006 | R | Title changed from VACUUM SYSTEMS; Reference and Section References (SRF) updated | |
| Aug-2008 | S | UFGS 40 41 13.13 40 Process Piping Electrical Resistance Heat Tracing | Jan-2007 | D | Superseded by UFGS 23 82 46 Electric Unit Heaters | |
| Jan-2007 | S | UFGS 40 41 13.13 40 Process Piping Electrical Resistance Heat Tracing | Jan-2007 | R | Section References (SRF) update | |
| Jun-2006 | S | UFGS 40 41 13.13 40 Process Piping Electrical Resistance Heat Tracing | Jun-2006 | R | Title changed from ELECTRIC RESISTANCE HEATING; Section References (SRF) updated | |
| Apr-2008 | S | UFGS 40 42 13.26 40 Process Piping Insulation for Specialty Applications | Jun-2006 | D | Redundant to UFGS 22 00 00 Plumbing, General Purpose Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. | |
| Jun-2006 | S | UFGS 40 42 13.26 40 Process Piping Insulation for Specialty Applications | Jun-2006 | R | Title changed from PIPING SPECIALTIES; Reference and Section References (SRF) updated | |
| May-2020 | A | UFGS 40 60 00 Process Control | May-2020 | N | Superseding UFGS 40 95 00 PROCESS CONTROL without revision to comply with MF 2016 in response to CCR 5843. Nontechnical number change. | |
| Oct-2007 | A | UFGS 40 95 00 Process Control | Oct-2007 | R | Updated seismic criteria | |
| Nov-2019 | A | UFGS 40 95 00 Process Control | Nov-2019 | R | Complete review and update. | |
| May-2020 | A | UFGS 40 95 00 Process Control | Nov-2019 | D | Superseded by UFGS 40 60 00 PROCESS CONTROL without revision to comply with MF 2016 in response to CCR 5843. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives. |
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