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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 Actionsort descending Change # Nature of Change or Revision
Nov-2008 S UFGS 26 05 71.00 40 Low-Voltage Overcurrent Protective Devices Nov-2008 N Superseding UFGS 26 05 73.00 40 Overcurrent Protective Devices
Nov-2008 S UFGS 26 12 19.00 40 Pad-Mounted, Liquid-Filled Medium-Voltage Transformers Nov-2008 N New section - towards unification
Nov-2008 S UFGS 26 23 00.00 40 Switchboards and Switchgear Nov-2008 N New section - towards unification
Nov-2013 N UFGS 26 41 00 Lightning Protection System Nov-2013 N Superseding UFGS 26 41 00.00 20 Lightning Protection System and UFGS 26 41 01.00 10 Lightning Protection System
Nov-2008 S UFGS 26 51 00.00 40 Interior Lighting Nov-2008 N Superseding UFGS 26 51 13.08 40 Incandescent Lighting
Nov-2008 S UFGS 26 53 00.00 40 Exit Signs Nov-2008 N Renumbered; Superseding UFGS 26 53 00 Exit Signs
Nov-2008 S UFGS 26 55 53 Security Lighting Nov-2008 N New section - towards unification
Nov-2008 S UFGS 26 56 13.00 40 Lighting Poles and Standards Nov-2008 N New - towards unification
Nov-2008 S UFGS 26 56 23.00 40 Area Lighting Nov-2008 N New - towards unification
Nov-2008 S UFGS 27 05 28.36 40 Cable Trays for Communications Systems Nov-2008 N Renumbered; Superseding UFGS 27 05 28.36 Cable Trays for Communications Systems
Nov-2008 S UFGS 27 13 23.00 40 Communications Optical Backbone Cabling Nov-2008 N Superseding UFGS 40 95 33.23 40 Fiber Optic Process Control Networks
Nov-2008 S UFGS 27 21 00.00 40 Intercommunication System Nov-2008 N Superseding UFGS 40 95 33.23 40 Fiber Optic Process Control Networks
Nov-2008 S UFGS 27 21 10.00 40 Fiber Optic Data Transmission System Nov-2008 N Superseding UFGS 40 95 33.23 40 Fiber Optic Process Control Networks
Nov-2008 S UFGS 28 31 13.00 40 Fire Detection and Alarm Control, GUI and Logic Systems Nov-2008 N Superseding UFGS 28 31 53.00 40 Fire Alarm Initiating Devices
Nov-2008 A UFGS 32 01 29.61 Partial Depth Patching of Rigid Paving Nov-2008 N Combine/disassembly of sections; Superseding UFGS 32 01 28 and UFGS 32 01 29.61 with no title change; Preparing Activity was NAVFAC
Nov-2008 A UFGS 33 51 15 Natural-Gas / Liquid Petroleum Gas Distribution Pipelines Nov-2008 N Superseding UFGS 33 51 00.00 20 Natural Gas Distribution and UFGS 33 51 03.00 10 Gas Distribution System
Nov-2008 S UFGS 33 71 01.00 40 Overhead Transmission and Distribution Nov-2008 N Superseding UFGS 26 26 00.00 40 Power Distribution Units and UFGS 33 71 39.13 40 Overhead High-Voltage Wiring
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
Nov-2008 A UFGS 48 13 19.00 10 Turbine Oil Nov-2008 N New section
May-2017 N UFGS 01 31 23.13 20 Electronic Construction and Facility Support Contract Management System (eCMS) May-2017 N New Section
Nov-2016 A UFGS 01 45 00.15 10 Resident Management System Contractor Mode (RMS CM) Nov-2016 N Superseding UFGS 01 45 00.10 10 Quality Control System (QCS); Total review and update.
Nov-2016 A UFGS 06 17 19 Cross-Laminated Timber Nov-2016 N New Section
Aug-2015 N UFGS 33 05 23 Trenchless Utility Installation Aug-2015 N New UFGS Section; Superseding UFGS 33 05 23.19 Trenchless Excavating using Microtunneling
May-2014 A UFGS 35 05 40.17 Self-Lubricated Materials, Fabrication, Handling, and Assembly May-2014 N New UFGS section
Nov-2011 N UFGS 01 78 24.00 20 Facility Data Workbook (FDW) Nov-2011 N New UFGS section; superseding NAVFAC Design Build section 01 78 24.05 20 dated Nov 2010
May-2015 A UFGS 05 21 00 Steel Joist Framing May-2015 N Consolidate related sections. New UFGS superseding UFGS 05 21 13 Deep Longspan Steel Joist Framing, UFGS 05 21 16 Longspan Steel Joist Framing, UFGS 05 21 19 Open Web Steel Joist Framing, and UFGS 05 21 23 Steel Joist Girder Framing
May-2015 N UFGS 26 24 13 Switchboards May-2015 N This is a "NEW" guide specification section number that, in part, replaces UFGS 26 23 00 Switchboards and Switchgear. The original guide specification was separated into two specifications: UFGS 26 23 00, Low Voltage Switchgear and UFGS 26 24 13 Switchboards, and both sections have also had a complete technical update.
May-2015 N UFGS 26 31 00 Facility-Scale Solar Photovoltaic (PV) Systems May-2015 N New section
May-2015 A UFGS 33 56 19 Fuel Impermeable Liner System May-2015 N Superseding UFGS 33 56 63 Fuel Impermeable Liner System; Complete review and update
Aug-2011 A UFGS 27 05 29.00 10 Protective Distribution System (PDS) for SIPRNET Communication Systems Aug-2011 N New section
Aug-2011 A UFGS 33 57 00 Bulk Fuel Receiving / Dispensing Equipment Aug-2011 N New section superseding UFGS 33 52 44 Aviation Fueling Systems, UFGS 33 52 13 Exterior Fuel Distribution, and UFGS 33 52 43.00 20 Aviation Fuel Distribution and Dispensing
May-2011 A UFGS 10 22 39 Folding Panel Partitions May-2011 N Renumbered/Superseding UFGS 10 22 26.33 without revision to comply with MF 2010
May-2011 A UFGS 10 22 43 Sliding Partitions May-2011 N Renumbered/Superseding UFGS 10 22 26.43 without revision to comply with MF 2010
May-2011 A UFGS 27 51 23.10 Intercommunication System May-2011 N Renumbered/Superseding UFGS 33 82 01 without revision to comply with MF 2010
May-2011 A UFGS 33 52 43 Aviation Fuel Distribution (Non-Hydrant) May-2011 N New section superseding UFGS 33 52 13 Exterior Fuel Distribution and UFGS 33 52 43.00 20 Aviation Fuel Distribution and Dispensing
May-2012 A UFGS 07 27 00.45 10 Building Air Barrier System May-2012 N New section
Feb-2012 A UFGS 08 60 45 [Skylights] [ and ] [Translucent Panels] Feb-2012 N Superseding UFGS 08 62 00 Skylights
Feb-2012 N UFGS 32 01 13.00 20 Emulsified Asphalt Seal Coats [with] [without] Aggregate Feb-2012 N New UFGS section
Feb-2011 N UFGS 13 17 43 Hydrotherapy Equipment Feb-2011 N Superseding UFGS 44 44 46 Hydrotherapy Equipment without revision to comply with MF 2010
Feb-2011 S UFGS 22 07 19.00 40 Plumbing Piping Insulation Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 22 07 19 with no title change
Feb-2011 A UFGS 22 13 29 Sanitary Sewerage Pumps Feb-2011 N Superseding UFGS 44 46 00 Pumps; Sewage and Sludge without revision to comply with MF 2010
Feb-2011 S UFGS 22 14 29.00 Sump Pumps Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 22 14 29 with no title change; CCR #544 comments have been incorporated
Feb-2011 S UFGS 22 15 09.00 40 General Service Compressed-Air Systems Cleaning Procedures Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 22 15 09 with no title change; CCR #545 comments have been incorporated
Feb-2011 S UFGS 22 15 13.16 40 High-Pressure Compressed-Air Piping and Valves, Stainless Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 22 15 13.16 with no title change
Feb-2011 S UFGS 22 15 14.00 40 General Service Compressed-Air Systems, Low Pressure Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 22 15 14 with no title change
Feb-2011 S UFGS 22 66 53.00 40 Laboratory Chemical-Waste and Vent Piping Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 22 66 53 with no title change
Feb-2011 S UFGS 23 05 48.00 40 Vibration and Seismic Controls for HVAC Piping and Equipment Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 05 48 with no title change
Feb-2011 S UFGS 23 09 13.34 40 Control Valves, Self-Contained Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 09 13.34 with no title change
Feb-2011 S UFGS 23 22 13.35 40 Steam Traps Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 22 13.35 with no title change
Feb-2011 S UFGS 23 22 23.00 40 Steam Condensate Pumps Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 22 23 with no title change
Feb-2011 S UFGS 23 22 25.00 40 Steam Valves Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 22 25 with no title change
Feb-2011 S UFGS 23 31 13.00 40 Metal Ducts Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 31 13 with no title change
Nov-2011 N UFGS 32 13 43 Pervious Concrete Paving Nov-2011 N New UFGS section
Feb-2011 S UFGS 23 34 23.00 40 HVAC Power Ventilators Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 34 23 with no title change
Feb-2011 S UFGS 23 36 00.00 40 Air Terminal Units Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 36 00 with no title change; CCR #574 comments have been incorporated
Feb-2011 S UFGS 23 73 13.00 40 Modular Indoor Central-Station Air-Handling Units Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 22 14 29 with no title change; CCR #604 comments have been incorporated
Feb-2011 S UFGS 23 74 33.00 40 Small HVAC Units, Cooling-Only, Recirculating, Split and Unitary for Window and Floor Mounting Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 74 33 with no title change
Feb-2011 S UFGS 23 82 16.00 40 Air Coils Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 82 16 with no title change
Feb-2011 S UFGS 23 82 19.00 40 Fan Coil Units Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 82 19 with no title change
Aug-2008 S UFGS 23 82 23 Unit Ventilators Aug-2008 N Renumbered; Superseding UFGS 23 82 23.00 40 with same title; Minor Edits
Feb-2011 S UFGS 23 82 23.00 40 Unit Ventilators Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 82 23 with no title change
Feb-2011 S UFGS 23 82 43.00 40 Electric Duct Heaters Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 82 43 with no title change
Feb-2011 S UFGS 23 82 46.00 40 Electric Unit Heaters Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 23 82 46 with no title change
Feb-2011 N UFGS 26 27 14.00 20 Electricity Metering Feb-2011 N New section
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
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
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
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
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
Feb-2011 S UFGS 43 41 16.16 40 Vertical Atmospheric Tanks and Vessels Feb-2011 N Renumbered to NASA fifth level; Superseding UFGS 43 41 16.16 with no title change
Feb-2011 A UFGS 44 13 52 Thermal (Catalytic) Oxidation Systems Feb-2011 N Superseding UFGS 44 11 33 Thermal (Catalytic) Oxidation Systems without revision to comply with MF 2010
Feb-2011 A UFGS 46 07 53.16 Packaged Wastewater Treatment Equipment, Biochemical Feb-2011 N Superseding UFGS 44 41 13 Packaged Wastewater Treatment Equipment, Biochemical without revision to comply with MF 2010
Feb-2011 A UFGS 46 07 53.19 Composting Toilet Feb-2011 N Superseding UFGS 44 41 13.19 Composting Toilet without revision to comply with MF 2010
Feb-2011 A UFGS 46 51 00.00 10 Air and Gas Diffusion System Feb-2011 N Superseding UFGS 44 42 13.00 10 Air Supply and Diffusion Equipment for Sewage Treatment without revision to comply with MF 2010
Feb-2011 N UFGS 46 07 53.13 Packaged Wastewater Treatment Equipment, Aeration Feb-2011 N Superseding UFGS 44 42 13.00 20 Aeration Equipment without revision to comply with MF 2010
Feb-2011 N UFGS 46 43 21 Circular Clarifier Equipment Feb-2011 N Superseding UFGS 44 42 23 Circular Clarifier Equipment without revision to comply with MF 2010
Feb-2011 A UFGS 46 24 16 Comminutors Feb-2011 N Superseding UFGS 44 42 26 Comminutors without revision to comply with MF 2010
Feb-2011 N UFGS 46 23 00 Grit Removal and Handling Equipment Feb-2011 N Superseding UFGS 44 42 39 Grit Removal and Handling Equipment without revision to comply with MF 2010
Feb-2011 N UFGS 46 25 14 Coalescing [or Vertical Tube] Oil-Water Separators Feb-2011 N Superseding UFGS 44 42 53 Parallel Plate [or Vertical Tube] Gravity Oil-Water Separator without revision to comply with MF 2010
Feb-2011 A UFGS 46 53 62 Continuous Loop Reactor (CLR) Wastewater Treatment System Feb-2011 N Superseding UFGS 44 42 59 Continuous Loop Reactor Wastewater Treatment System without revision to comply with MF 2010
Feb-2011 A UFGS 46 61 00 Filtration Equipment Feb-2011 N Superseding UFGS 44 43 00 Filtration Equipment without revision to comply with MF 2010
Feb-2011 A UFGS 46 30 13 Advanced Oxidation Processes (AOP) Feb-2011 N Superseding UFGS 44 44 53 Advanced Oxidation Processes (AOP) without revision to comply with MF 2010
Feb-2011 A UFGS 46 66 56 Open-Channel Disinfection Equipment Feb-2011 N Superseding UFGS 44 44 73 Ultraviolet Disinfection Equipment without revision to comply with MF 2010
Feb-2011 A UFGS 46 71 16 Gravity Belt Thickeners Feb-2011 N Superseding UFGS 44 43 13 Sludge-Collecting Equipment without revision to comply with MF 2010
Feb-2011 A UFGS 46 73 00.35 Sludge-Digester Gas, Heating, and Mixing System Feb-2011 N Superseding UFGS 44 46 19 Sludge-Digester Gas, Heating, and Mixing System without revision to comply with MF 2010
Feb-2011 A UFGS 46 73 10 Floating Cover for Sludge-Digestion Tanks Feb-2011 N Superseding UFGS 44 46 20 Floating Cover for Sludge-Digestion Tanks without revision to comply with MF 2010
Feb-2011 A UFGS 46 76 23.16 Recessed Chamber Filter Presses Feb-2011 N Superseding UFGS 44 46 16 Recessed Chamber Filter Press System without revision to comply with MF 2010
Feb-2011 A UFGS 46 20 20 Sewage Bar Screen and Mechanical Shredder Feb-2011 N Superseding UFGS 22 13 23 Sewage Bar Screen and Mechanical Shredder without revision to comply with MF 2010
Aug-2018 A UFGS 02 62 13.00 10 Air and Steam Stripping Aug-2018 N Superseding UFGS 11 24 27 AIR STRIPPER. Complete review and update including section number and title changes.
Aug-2018 A UFGS 02 62 16.13 10 Operation, Maintenance and Process Monitoring for Soil Vapor Extraction (SVE) Systems Aug-2018 N Superseding UFGS 02 01 50 OPERATION, MAINTENANCE AND PROCESS MONITORING FOR SOIL VAPOR EXTRACTION (SVE) SYSTEMS. Complete review and update including section number change.
Aug-2018 A UFGS 02 62 16.16 10 Commissioning and Demonstration for Soil Vapor Extraction (SVE) Systems Aug-2018 N Superseding UFGS 02 62 16 COMMISSIONING AND DEMONSTRATION FOR SOIL VAPOR EXTRACTION (SVE) SYSTEMS. Complete review and update including section number change.
Aug-2018 A UFGS 05 59 20 Fabrication Of Hydraulic Steel Structures Aug-2018 N Superseding UFGS 05 59 13 FABRICATION OF HYDRAULIC STEEL STRUCTURES. Complete review and update including section number change.
Aug-2018 A UFGS 33 31 23.00 10 Sanitary Sewer Force Main Piping Aug-2018 N Superseding UFGS 33 34 00 FORCE MAINS AND INVERTED SIPHONS; SEWER. Complete review and update including section number and title changes.
Aug-2018 A UFGS 33 34 56.00 10 Drainage Field Dosing Chambers Aug-2018 N Superseding UFGS 33 34 13 SIPHONS, DOSING. Complete review and update including section number and title changes.
Aug-2018 A UFGS 35 20 15 FRP Composites for Low-Head Water Control Structures Aug-2018 N New UFGS section.
Aug-2018 A UFGS 43 31 13.13 10 Activated Carbon-Gas and Liquid Purification Filters Aug-2018 N Superseding UFGS 43 31 13.14 DOWNFLOW LIQUID ACTIVATED CARBON ADSORPTION UNITS. Complete review and update including section number and title changes.
Oct-2007 A UFGS 01 50 00 Temporary Construction Facilities and Controls Oct-2007 N Superseding UFGS 01 50 00.00 20 Temporary Facilities and Controls, UFGS 01 50 00.00 40 Temporary Facilities and Controls, and UFGS 01 50 02.00 10 Temporary Construction Facilities
Oct-2007 N UFGS 10 22 26.23 Coiling Partitions Oct-2007 N New section
Oct-2007 A UFGS 10 22 26.33 Folding Panel Partitions Oct-2007 N New section; Superseding UFGS 10 22 26 Operable Partitions
Oct-2007 A UFGS 10 22 26.43 Sliding Partitions Oct-2007 N New section; Superseding UFGS 10 22 26 Operable Partitions

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