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Below is a listing of the Revisions and Changes made to UFGS Sections for each quarterly release.

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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 PAsort descending UFGS Section Action Change # Nature of Change or Revision
Feb-2011 S UFGS 05 52 00 Metal Railings R Revised General Note, added subpart 1.2, 2.2, 3.1; submittal article compliance; deleted subpart 2.1.2; other minor revisions throughout.
Feb-2011 S UFGS 06 71 33 Fiberglass Reinforced Plastic (FRP) Ladders R CCR # 498 - comments were incorporated; minor revision in subpart 2.4
Feb-2011 S UFGS 08 41 13 Aluminum-Framed Entrances and Storefronts R Minor revisions in subpart 1.3.1.4, 1.8
Feb-2011 S UFGS 12 48 13.13 Entrance Floor Mats R CCR #531 - comments were incorporated
Feb-2011 S UFGS 22 07 19 Plumbing Piping Insulation D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 22 07 19.00 40 with no title change Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 22 07 19.00 40 Plumbing Piping Insulation N Renumbered to NASA fifth level; Superseding UFGS 22 07 19 with no title change
Feb-2011 S UFGS 22 14 29 Sump Pumps D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 22 14 29.00 40 with same title and CCR #544 comments incorporated Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 22 14 29.00 Sump Pumps 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 General Service Compressed-Air Systems Cleaning Procedures D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 22 15 09.00 40 with same title and CCR #545 comments incorporated Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 22 15 09.00 40 General Service Compressed-Air Systems Cleaning Procedures 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 High-Pressure Compressed-Air Piping, Piping Components, and Valves, Stainless D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 22 15 13.16 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 22 15 13.16 40 High-Pressure Compressed-Air Piping and Valves, Stainless N Renumbered to NASA fifth level; Superseding UFGS 22 15 13.16 with no title change
Feb-2011 S UFGS 22 15 14 General Service Compressed-Air Systems, Low Pressure D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 22 15 14.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 22 15 14.00 40 General Service Compressed-Air Systems, Low Pressure 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 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 N Renumbered to NASA fifth level; Superseding UFGS 23 05 48 with no title change
Feb-2011 S UFGS 23 09 13.34 Control Valves, Self-Contained D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 09 13.34 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 09 13.34 40 Control Valves, Self-Contained 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 N Renumbered to NASA fifth level; Superseding UFGS 23 22 13.35 with no title change
Feb-2011 S UFGS 23 22 23 Steam Condensate Pumps D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 22 23.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 22 23.00 40 Steam Condensate Pumps 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 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 N Renumbered to NASA fifth level; Superseding UFGS 23 31 13 with no title change
Nov-2011 S UFGS 26 05 70.00 40 High-Voltage Overcurrent Protective Devices R Submittal Article Compliance; CSI Section Format; Imperative Language Throughout; Converted Unformatted to New Formatted Tables
Nov-2011 S UFGS 26 60 13.00 40 Low-Voltage Motors R Submittal Article Compliance; CSI Section Format; Imperative Language Throughout; Converted Unformatted to New Formatted Tables
Feb-2011 S UFGS 22 66 53 Laboratory Chemical-Waste and Vent Piping D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 22 66 53.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 05 48 Vibration and Seismic Controls for HVAC Piping and Equipment D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 05 48.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 22 13.35 Steam Traps D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 22 13.35 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 22 25 Steam Valves D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 22 25.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 31 13 Metal Ducts D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 31 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.
Feb-2011 S UFGS 23 34 23 HVAC Power Ventilators D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 34 23.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 34 23.00 40 HVAC Power Ventilators N Renumbered to NASA fifth level; Superseding UFGS 23 34 23 with no title change
Feb-2011 S UFGS 23 36 00 Air Terminal Units D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 36 00.00 40 with same title and CCR #574 comments incorporated Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 36 00.00 40 Air Terminal Units 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 Modular Indoor Central-Station Air-Handling Units D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 73 13.00 40 with same title and CCR #604 comments incorporated Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 73 13.00 40 Modular Indoor Central-Station Air-Handling Units 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 Packaged, Outdoor, Heating and Cooling Makeup Air-Conditioners D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 74 33.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 74 33.00 40 Small HVAC Units, Cooling-Only, Recirculating, Split and Unitary for Window and Floor Mounting N Renumbered to NASA fifth level; Superseding UFGS 23 74 33 with no title change
Feb-2011 S UFGS 23 82 16 Air Coils D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 82 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.
Feb-2011 S UFGS 23 82 16.00 40 Air Coils N Renumbered to NASA fifth level; Superseding UFGS 23 82 16 with no title change
Feb-2011 S UFGS 23 82 19 Fan Coil Units D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 82 19.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 82 19.00 40 Fan Coil Units N Renumbered to NASA fifth level; Superseding UFGS 23 82 19 with no title change
Feb-2011 S UFGS 23 82 23 Unit Ventilators D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 82 23.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Aug-2008 S UFGS 23 82 23 Unit Ventilators 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 N Renumbered to NASA fifth level; Superseding UFGS 23 82 23 with no title change
Feb-2011 S UFGS 23 82 43 Electric Duct Heaters D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 82 43.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 82 43.00 40 Electric Duct Heaters N Renumbered to NASA fifth level; Superseding UFGS 23 82 43 with no title change
Feb-2011 S UFGS 23 82 46 Electric Unit Heaters D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 23 82 46.00 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 23 82 46.00 40 Electric Unit Heaters N Renumbered to NASA fifth level; Superseding UFGS 23 82 46 with no title change
Feb-2011 S UFGS 26 05 70.00 40 High-Voltage Overcurrent Protective Devices R Submittal article compliance; Revised subpart 1.3; Inserted 1.4, 1.4.1; Added note 3.2; Added subpart 3.3, 3.4; Other minor revisions; CCR #404 - comments were incorporated
Feb-2011 S UFGS 26 05 71.00 40 Low-Voltage Overcurrent Protective Devices R CCR #322 - comments were incorporated
Feb-2011 S UFGS 26 12 19.00 40 Pad-Mounted, Liquid-Filled Medium-Voltage Transformers R CCR #406 - comments were incorporated
Feb-2011 S UFGS 26 23 00.00 40 Switchboards and Switchgear R CCR #408 - comments were incorporated
Feb-2011 S UFGS 26 51 00.00 40 Interior Lighting R CCR #426 - comments were incorporated
Feb-2011 S UFGS 27 21 00.00 40 Intercommunication System R CCR #390 - comments were incorporated
Feb-2011 S UFGS 27 21 10.00 40 Fiber Optic Data Transmission System R CCR #392 - comments were incorporated
Feb-2011 S UFGS 28 33 00.00 40 Fuel-Gas Detection and Alarm R Submittal article compliance; Revised subpart 1.3; Added 2.1, 2.1.1, 2.1.1.1, 2.1.1.2, 2.1.1.3, 2.1.2; Other minor revisions
Feb-2011 S UFGS 40 18 00 Vacuum Systems Process Piping 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.
Feb-2011 S UFGS 40 18 00.00 40 Vacuum Systems Process Piping N Renumbered to NASA fifth level; Superseding UFGS 40 18 00 with no title change
Feb-2011 S UFGS 42 22 00 Process Chillers and Coolers 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.
Feb-2011 S UFGS 42 22 00.00 40 Process Chillers and Coolers N Renumbered to NASA fifth level; Superseding UFGS 42 22 00 with no title change
Feb-2011 S UFGS 42 22 13 Centrifugal Process Chillers and Coolers 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.
Feb-2011 S UFGS 42 22 13.00 40 Centrifugal Process Chillers and Coolers N Renumbered to NASA fifth level; Superseding UFGS 42 22 13 with no title change
Aug-2008 S UFGS 22 15 13.16 40 High-Pressure Compressed-Air Piping and Valves, Stainless D Renumbered/ Superseded by UFGS 22 15 13.16 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 42 22 16 Reciprocating Process Chillers and Coolers 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.
Feb-2011 S UFGS 42 22 16.00 40 Reciprocating Process Chillers and Coolers N Renumbered to NASA fifth level; Superseding UFGS 42 22 16 with no title change
Feb-2011 S UFGS 42 23 13 Process Condensers 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.
Feb-2011 S UFGS 42 23 13.00 40 Process Condensers 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 Vertical Atmospheric Tanks and Vessels D NASA reclassified this as fifth level; Renumbered/ Superseded by UFGS 43 41 16.16 40 with same title Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2011 S UFGS 43 41 16.16 40 Vertical Atmospheric Tanks and Vessels N Renumbered to NASA fifth level; Superseding UFGS 43 41 16.16 with no title change
Oct-2007 S UFGS 01 31 19.00 40 D Redundant, section deleted. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Oct-2007 S UFGS 01 50 00.00 40 Temporary Facilities and Controls D Superseded by UFGS 01 50 00 Temporary Construction Facilities and Controls. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jul-2007 S UFGS 01 35 23.00 40 Owner Safety Requirements R Reference Update
Jul-2007 S UFGS 01 60 00.00 40 Product Requirements D Redundant, section deleted. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jul-2007 S UFGS 03 30 00.00 40 Cast-in-Place Concrete R Reference and Section References (SRF) update
Jul-2007 S UFGS 03 30 53.00 40 Miscellaneous Cast-in-Place Concrete R Reference Update
Jul-2007 S UFGS 03 41 33.00 40 Precast Structural Pretensioned Concrete R Reference and Section References (SRF) update
Jul-2007 S UFGS 03 45 00.00 40 Precast Architectural Concrete R Reference Update
Jul-2007 S UFGS 03 47 00.00 40 Site-Cast Concrete R Section References (SRF) update
Jul-2007 S UFGS 03 50 00.00 40 Cast Decks and Underlayments R Reference Update
Jul-2007 S UFGS 05 14 00.13 Welding Structural Aluminum Framing R Reference Update
Jul-2007 S UFGS 05 51 00.00 40 Metal Stairs R Reference and Section References (SRF) update
Jul-2007 S UFGS 05 70 00.00 40 Decorative Metals D Superseded by UFGS 05 72 00 Decorative Metal Specialties Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jul-2007 S UFGS 05 72 00 Decorative Metal Specialties N Superseding UFGS 05 70 00.00 40 Decorative Metals, Reference Update
Jul-2007 S UFGS 06 18 00 Glued-Laminated Construction R Reference Update
Jul-2007 S UFGS 07 40 00.00 40 Roofing and Siding Panels R Reference Update
Jul-2007 S UFGS 07 46 19.00 40 Steel Siding R Reference Update
Jul-2007 S UFGS 08 13 73.00 40 Sliding Metal Doors R Reference Update
Jul-2007 S UFGS 08 33 23 Overhead Coiling Doors N Superseding UFGS 08 33 23.00 40 Overhead Coiling Doors and ARMY UFGS 08 33 23 Overhead Rolling Doors; Reference Update
Jul-2007 S UFGS 08 33 23.00 40 Overhead Coiling Doors D Superseded by UFGS 08 33 23 Overhead Coiling Doors Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jul-2007 S UFGS 08 44 00.00 40 Curtain Wall and Glazed Assemblies R Reference and Section References (SRF) update
Jan-2008 S UFGS 09 23 82.00 40 Fireproof Gypsum Plastering D Superseded by 09 23 82 Fireproof Gypsum Plastering Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jul-2007 S UFGS 09 23 82.00 40 Fireproof Gypsum Plastering R Reference Update
Jul-2007 S UFGS 09 30 16.00 40 Quarry Tiling D Superseded by UFGS 09 30 00 Ceramic Tile, Quarry Tile and Paver Tile Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jul-2007 S UFGS 09 96 00 High-Performance Coatings R Reference Update
Jul-2007 S UFGS 09 97 13.00 40 Steel Coatings R Reference Update
Jul-2007 S UFGS 10 51 00.00 40 Lockers D Unified with/Superseded by UFGS 10 51 13 Metal Lockers Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jul-2007 S UFGS 12 48 13.13 Entrance Floor Mats R Minor Text Change
Jul-2007 S UFGS 13 34 00.00 40 Fabricated Engineered Structures R Minor Text Change
Jul-2007 S UFGS 21 13 00.00 40 Fire-Suppression Sprinkler Systems R Reference Update

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