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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 PA UFGS Sectionsort descending Action Change # Nature of Change or Revision
Feb-2021 A UFGS 33 52 43.13 Aviation Fuel Piping C 1 Updated reference publication in paragraph 2.1.6 in response to CCR 8022. Deleted redundant submittal items in response to CCR 8765. Corrected misspelled words in response to CCR 9188. Updated paragraph Contractor Qualifications to align with UFGS 33 52 40 and UFGS 33 52 10 in response to CCR 8536.
Feb-2010 A UFGS 33 52 43.14 Aviation Fuel Control Valves N New section
Aug-2018 A UFGS 33 52 43.14 Aviation Fuel Control Valves R Complete review and update.
Feb-2021 A UFGS 33 52 43.14 Aviation Fuel Control Valves C 1 Updated valve body material. Corrected terminology in paragraph 1.5 in response to CCR 9173. Clarified paragraph Bodies, Bonnets, and Covers in response to CCR 9174. Updated sentence in paragraph 2.2.1.6 in response to CCR 3432.
Feb-2010 A UFGS 33 52 43.23 Aviation Fuel Pumps N New section
Aug-2018 A UFGS 33 52 43.23 Aviation Fuel Pumps R Complete review and update.
Feb-2021 A UFGS 33 52 43.23 Aviation Fuel Pumps C 1 Updated pump casing material.
Feb-2010 A UFGS 33 52 43.28 Filter Separator, Aviation Fueling System N New section
Nov-2010 A UFGS 33 52 43.28 Filter Separator, Aviation Fueling System R Revised Coalescer and Separator Cartridges paragraph
Aug-2018 A UFGS 33 52 43.28 Filter Separator, Aviation Fueling System R Complete review and update.
Apr-2008 A UFGS 33 52 44 Aviation Fueling Systems R Compliance with CSI SectionFormat
Aug-2011 A UFGS 33 52 44 Aviation Fueling Systems D Superseded by UFGS 33 57 00 Bulk Fuel Receiving/Dispensing Equipment Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Oct-2007 A UFGS 33 52 44 Aviation Fueling Systems R Updated seismic criteria
Feb-2010 N UFGS 33 52 80 Liquid Fuels Pipeline Coating Systems R Section References (SRF) update
Aug-2009 N UFGS 33 52 80 Liquid Fuels Pipeline Coating Systems R Section References (SRF) update
Oct-2007 N UFGS 33 52 80 Liquid Fuels Pipeline Coating Systems N New section
Aug-2022 N UFGS 33 52 80 Liquid Fuels Pipeline Coating Systems R Complete review and update.
Feb-2010 N UFGS 33 52 90.00 20 Welding for POL Service Piping R Section References (SRF) update; references to section UFGS 33 52 43.30 (formerly 15899) have been replaced by UFGS 33 08 53 AVIATION FUEL DISTRIBUTION SYSTEM START-UP
Nov-2009 N UFGS 33 52 90.00 20 Welding for POL Service Piping R Section References (SRF) update: references to sections 15899 and 13004 have been replaced with UFGS 33 52 43.30 and UFGS 33 08 55 respectively
Apr-2008 N UFGS 33 52 90.00 20 Welding for POL Service Piping R Minor revisions throughout
Nov-2013 N UFGS 33 52 90.00 20 Welding for POL Service Piping C 1 Revised subpart 3.3
Aug-2008 N UFGS 33 52 90.00 20 Welding for POL Service Piping R Deleted Table I; Mandatory Minimum Nondestructive Examinations (subpara. i) and tags; Deleted last sentence (subpara j); Deleted Note in 3.2 and Table in 3.2 i
Apr-2007 N UFGS 33 52 90.00 20 Welding for POL Service Piping N New section; NOTE this will be superseded by USACE-prepared unified section when published.
Nov-2018 N UFGS 33 52 90.00 20 Welding for POL Service Piping D Superseded by UFGS 33 52 23.15 POL SERVICE PIPING WELDING. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jan-2008 A UFGS 33 56 10 Factory-Fabricated Fuel Storage Tanks N Superseding UFGS 23 10 00 Fuel Storage Systems and UFGS 33 56 13 Aboveground Fuel Oil Storage Tanks, and UFGS 33 56 16 Underground Petroleum Tanks
May-2019 A UFGS 33 56 10 Factory-Fabricated Fuel Storage Tanks R Complete review and update.
Nov-2020 A UFGS 33 56 10 Factory-Fabricated Fuel Storage Tanks C 1 Updated subpart 2.4.1 in response to CCR 7770. Updated note in subpart 2.5. Added subparts 2.6.1.1 and 2.6.2.1. Updated subpart 2.14.1 in response to CCR 9187.
Jan-2008 N UFGS 33 56 13 Aboveground Fuel Oil Storage Tanks D Superseded by UFGS 33 56 10 Factory-Fabricated Fuel Storage Tanks Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
May-2012 N UFGS 33 56 13.13 Steel Tanks With Fixed Roofs R Major revision
Aug-2015 N UFGS 33 56 13.13 Steel Tanks With Fixed Roofs R UFGS has been revised throughout. Modifications included references, submittals, new jet fuels and requirements for the following in accordance with the update of DoD Aboveground Storage Tank Standard AW 78-24-27: columns, pressure/vacuum vents, antirotation cables, center roof vents, roof manholes, roof circulation vent/inspection hatches, water draw-off systems, sidestream filtration systems, weld inspections and stilling wells.
Nov-2018 N UFGS 33 56 13.13 Steel Tanks With Fixed Roofs D Superseded by UFGS 33 56 21.17 SINGLE WALL ABOVE GROUND FIXED ROOF STEEL POL STORAGE TANK. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Aug-2011 N UFGS 33 56 13.14 Fiberglass-Plastic Lining for Steel Tank Bottoms (for Petroleum) D Retired; Section is outdated and no longer needed. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
May-2011 N UFGS 33 56 13.14 Fiberglass-Plastic Lining for Steel Tank Bottoms (for Petroleum) R Reference update: modified note in subpart 2.1.2.1
May-2012 N UFGS 33 56 13.15 Undertank Interstitial Space N New section
Aug-2015 N UFGS 33 56 13.15 Undertank Interstitial Space 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.
Nov-2018 N UFGS 33 56 13.15 Undertank Interstitial Space D Superseded by UFGS 33 56 21.18 SINGLE WALL POL TANK UNDERTANK INTERSTITIAL SPACE. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jan-2008 N UFGS 33 56 16 Underground Petroleum Tanks D Superseded by UFGS 33 56 10 Factory-Fabricated Fuel Storage Tanks Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Apr-2007 A UFGS 33 56 17 Tightness Testing of Existing Underground Fuel Systems D Superseded by UFGS 33 59 00 Tightness Testing of Existing Underground Fuel Systems Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
May-2015 A UFGS 33 56 19 Fuel Impermeable Liner System N Superseding UFGS 33 56 63 Fuel Impermeable Liner System; Complete review and update
Nov-2020 A UFGS 33 56 19 Fuel Impermeable Liner System C 1 Updated notes in subparts 2.1.3, 2.2.7, 3.5.1 and 3.7 in response to CCR 4564.
Nov-2022 A UFGS 33 56 19 Fuel Impermeable Liner System R Complete review and update
Nov-2018 N UFGS 33 56 21.17 Single Wall Aboveground Fixed Roof Steel POL Storage Tank R Complete review and update including new Section number and title; Superseding UFGS 33 56 13.13 STEEL TANKS WITH FIXED ROOFS (Aug-15)
Nov-2020 N UFGS 33 56 21.17 Single Wall Aboveground Fixed Roof Steel POL Storage Tank C 1 Updated Reference Article and paragraphs "Weld Inspector Certification" (1.9.4), "Qualifications of API Std 653 Inspector" (1.9.7), "Mechanical Tape Level Gauge" (2.13.5) to clarify and incorporate CCRs.
Nov-2022 N UFGS 33 56 21.17 Single Wall Aboveground Fixed Roof Steel POL Storage Tank C 2 In response to various CCRs, including #11869, added ASME BPVC IX to "References" and "Welding Qualifications" paragraph (1.6.1); #11875 added API Std 650 to "Shell Height" paragraph (1.5.1.2), #11983 updated "Roof Perimeter Guardrail" paragraph (2.13.10) and added new Designer Note; #6124 removed wiper requirement and added non-corrosive materials for tape drum and cassette to "Mechanical Tape Level Gauge" (2.13.5) and (2.13.6) paragraphs; and #11261, revised opening Note to coordinate use of floating pans with UFC 3-460-01.
Nov-2018 N UFGS 33 56 21.18 Single Wall POL Tank Undertank Interstitial Space R Complete review and update including new Section number and title; Superseding UFGS 33 56 13.15 UNDERTANK INTERSTITIAL SPACE (Aug-15)
Apr-2008 A UFGS 33 56 53 Compressed Gases Storage Tanks R Compliance with CSI SectionFormat
May-2020 A UFGS 33 56 53 Compressed Gases Storage Tanks R Superseding UFGS 33 56 53 PRESSURE VESSELS FOR STORAGE OF COMPRESSED GASES without revision to comply with MF 2011 in response to CCR 2155. Nontechnical title change.
May-2015 A UFGS 33 56 63 Fuel Impermeable Liner System D Superseded by UFGS 33 56 19 Fuel Impermeable Liner System. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Aug-2011 A UFGS 33 57 00 Bulk Fuel Receiving / Dispensing Equipment 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
Nov-2018 A UFGS 33 57 00 Bulk Fuel Receiving / Dispensing Equipment D Superseded by UFGS 33 57 55 FUEL SYSTEM COMPONENTS (NON-HYDRANT); Preparing Activity changed from Army to Navy. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Nov-2018 N UFGS 33 57 55 Fuel Systems Components (Non-Hydrant) R Complete review and update including new Section number and title; Superseding UFGS 33 57 00 BULK FUEL RECEIVING/ DISPENSING EQUIPMENT (Aug-11); Preparing Activity changed from Army to Navy
Nov-2020 N UFGS 33 57 55 Fuel Systems Components (Non-Hydrant) C 1 Updated paragraph "Filters" (2.29.1.3).
Apr-2008 A UFGS 33 58 00 Leak Detection for Fueling Systems R Compliance with CSI SectionFormat
Apr-2007 A UFGS 33 58 00 Leak Detection for Fueling Systems N New section
Feb-2020 A UFGS 33 58 00 Leak Detection for Fueling Systems D Superseded by UFGS 33 01 50.31 LEAK DETECTION FOR FUELING SYSTEMS. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Apr-2007 A UFGS 33 59 00 Tightness Testing of Existing Underground Fuel Systems N Technical Update, Superseding UFGS 33 56 17 Tightness Testing of Existing Underground Fuel Systems
Nov-2018 A UFGS 33 59 00 Tightness Testing of Existing Underground Fuel Systems D Section is outdated and no longer used. Archived; no replacement. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2016 A UFGS 33 60 00.00 10 Central High Temperature Water (HTW) Generating Plant and Auxiliaries D Superseded by UFGS 23 50 52.00 10 with the 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 33 60 00.00 10 Central High Temperature Water (HTW) Generating Plant and Auxiliaries R Incorporated EPAct05 requirements
Apr-2008 A UFGS 33 60 00.00 10 Central High Temperature Water (HTW) Generating Plant and Auxiliaries R Compliance with CSI SectionFormat
Oct-2007 A UFGS 33 60 00.00 10 Central High Temperature Water (HTW) Generating Plant and Auxiliaries R Updated seismic criteria
Feb-2016 A UFGS 33 60 01 Valves, Piping, and Equipment in Valve Manholes D Superseded by UFGS 33 61 13.19 with the same title. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Apr-2008 A UFGS 33 60 01 Valves, Piping, and Equipment in Valve Manholes R Compliance with CSI SectionFormat
Jul-2006 A UFGS 33 60 01 Valves, Piping, and Equipment in Valve Manholes R Added reference to UFGS Section 03 40 00.00 10 Plant-Precast Concrete Products for Below Grade Construction
Apr-2008 A UFGS 33 60 02 Aboveground Heat Distribution System R Compliance with CSI SectionFormat
Feb-2016 A UFGS 33 61 00 Prefabricated Underground Heating / Cooling Distribution System D Superseded by UFGS 33 61 13.13 PREFABRICATED UNDERGROUND HYDRONIC ENERGY DISTRIBUTION Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Apr-2008 A UFGS 33 61 00 Prefabricated Underground Heating / Cooling Distribution System R Compliance with CSI SectionFormat
Jul-2006 A UFGS 33 61 00 Prefabricated Underground Heating / Cooling Distribution System R Added reference to UFGS Section 03 40 00.00 10 Plant-Precast Concrete Products for Below Grade Construction
Aug-2010 A UFGS 33 61 13 Pre-Engineered Underground Heat Distribution System R Updated poured-in-place insulation requirements
Apr-2008 A UFGS 33 61 13 Pre-Engineered Underground Heat Distribution System R Compliance with CSI SectionFormat
Feb-2020 A UFGS 33 61 13 Pre-Engineered Underground Heat Distribution System C 1 Deleted reference from paragraphs 3.9.1.1 and 3.9.1.2 in response to CCR 2504. Updated paragraph 2.4.4 in response to CCR 3271.
Feb-2016 A UFGS 33 61 13.13 Prefabricated Underground Hydronic Energy Distribution N Superseding UFGS 33 61 00 PREFABRICATED UNDERGROUND HEATING/COOLING DISTRIBUTION SYSTEM. Complete review and update to include renaming and re-titling for compliance with current MasterFormat.
Feb-2016 A UFGS 33 61 13.19 Valves, Piping, and Equipment in Valve Manholes N Superseding UFGS 33 60 01 of the same title. Complete review and update to include renaming for compliance with current MasterFormat.
Feb-2010 N UFGS 33 61 14 Exterior Buried Preinsulated Water Piping R Section References (SRF) update
Feb-2016 A UFGS 33 61 15 Heat Distribution Systems in Concrete Trenches D Superseded by UFGS 33 63 13.19 CONCRETE TRENCH HYDRONIC AND STEAM ENERGY DISTRIBUTION Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jul-2006 A UFGS 33 61 15 Heat Distribution Systems in Concrete Trenches R Added reference to UFGS Section 03 40 00.00 10 Plant-Precast Concrete Products for Below Grade Construction
Apr-2006 N UFGS 33 63 13 Exterior Underground Steam Distribution System R To conform with CSI MasterFormat, replacing without change UFGS-02553 (August 2004)
Feb-2016 A UFGS 33 63 13.19 Concrete Trench Hydronic and Steam Energy Distribution N Superseding UFGS 33 61 15 HEAT DISTRIBUTION SYSTEMS IN CONCRETE TRENCHES. Complete review and update to include renaming and re-titling for compliance with current MasterFormat.
Apr-2006 N UFGS 33 63 14 Exterior Buried Pumped Condensate Return R To conform with CSI MasterFormat, replacing without change UFGS-02556 (August 2004)
Jul-2006 N UFGS 33 63 16 Exterior Shallow Trench Steam Distribution R Added reference to UFGS Section 03 40 00.00 10 Plant-Precast Concrete Products for Below Grade Construction
Apr-2006 N UFGS 33 63 23 Exterior Aboveground Steam Distribution R To conform with CSI MasterFormat, replacing without change UFGS-02554 (August 2004)
Aug-2017 N UFGS 33 65 00 Cleaning Petroleum Storage Tanks C 1 Changed Material Safety Data Sheets (MSDS) to Safety Data Sheets (SDS).
Aug-2011 N UFGS 33 65 00 Cleaning Petroleum Storage Tanks R Modified references in subpart 1.4.9, 1.4.11 and 2.2
Nov-2018 N UFGS 33 65 00 Cleaning Petroleum Storage Tanks D Superseded by UFGS 33 01 50.60 CLEANING OF PETROLEUM STORAGE TANKS. Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Jul-2006 A UFGS 33 70 01.00 10 Electrical Distribution System, Aerial D Superseded by UFGS 33 71 01 Overhead Transmission and Distribution Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2014 A UFGS 33 70 02.00 10 Electrical Distribution System, Underground D Superseded by UFGS 33 71 02 Underground Electrical Distribution through unification Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Nov-2008 A UFGS 33 70 02.00 10 Electrical Distribution System, Underground R Revision closing CCR 917
Oct-2007 A UFGS 33 70 02.00 10 Electrical Distribution System, Underground R Updated seismic criteria
Jul-2006 N UFGS 33 71 01 Overhead Transmission and Distribution N New - Superseding UFGS 33 70 01.00 10 Electrical Distribution System, Aerial and UFGS 33 71 01.00 20 Overhead Transmission and Distribution
May-2019 N UFGS 33 71 01 Overhead Transmission and Distribution R Changes required for formatting, updating transformer efficiencies, and CCR changes.
Nov-2019 N UFGS 33 71 01 Overhead Transmission and Distribution C 1 Incorporated dispersal of criteria from the retired UFC 3-440-05N TROPICAL ENGINEERING, and the addition of corrosion protection criteria to coordinate with UFC 1-200-01 DoD BUILDING CODE.
Jul-2006 N UFGS 33 71 01.00 20 Overhead Transmission and Distribution D Superseded by UFGS 33 71 01 Overhead Transmission and Distribution Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.
Feb-2017 S UFGS 33 71 01.00 40 Overhead Transmission and Distribution C 1 Changed 3 tailoring tags; corrected minor discrepancies
Nov-2014 S UFGS 33 71 01.00 40 Overhead Transmission and Distribution R Tri-Annual Database Maintenance (TADM) completed.
Nov-2008 S UFGS 33 71 01.00 40 Overhead Transmission and Distribution N Superseding UFGS 26 26 00.00 40 Power Distribution Units and UFGS 33 71 39.13 40 Overhead High-Voltage Wiring
Feb-2023 S UFGS 33 71 01.00 40 Overhead Transmission and Distribution R Complete life cycle review. Update technical requirements, references, formatting.
Feb-2015 N UFGS 33 71 02 Underground Electrical Distribution R The UFGS has been revised through-out. Modifications include updates to references and clarifications of requirements and applications of materials and methods relating to: conduits, conductors, certificates, faulted circuit indicators, fireproofing, handholes, grounding, and duct-banks.
Nov-2014 N UFGS 33 71 02 Underground Electrical Distribution C 1 Changed Section Reference 31 31 16 SOIL TREATMENT FOR SUBTERRANEAN TERMITE CONTROL to Section Reference 31 31 16.13 CHEMICAL TERMITE CONTROL
Feb-2014 N UFGS 33 71 02 Underground Electrical Distribution N New; Superseding UFGS 33 71 02.00 20 Underground Electrical Distribution and UFGS 33 70 02.00 10 Electrical Distribution System, Underground
Nov-2019 N UFGS 33 71 02 Underground Electrical Distribution C 1 Incorporated dispersal of criteria from the retired UFC 3-440-05N TROPICAL ENGINEERING, and the addition of corrosion protection criteria to coordinate with UFC 1-200-01 DoD BUILDING CODE. FAR/DFAR changes no longer permit the use of "brand name or equal" in the UFGS, therefore, the following language was removed from the paragraph Cable Marking (2.2.6) “, or approved equal,”.

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