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UFC 4-420-01 16 January 2025 UNIFIED FACILITIES CRITERIA (UFC) APPROVED FOR PUBLIC RELEASE; DISTRIBUTION UNLIMITED AMMUNITION AND EXPLOSIVE STORAGE MAGAZINES UFC 4-420-01 16 January 2025 This Page Intentionally Left Blank UFC 4-420-01 16 January 2025 UNIFIED FACILITIES CRITERIA (UFC) AMMUNITION AND EXPLOSIVE STORAGE MAGAZINES Any copyrighted material included in this UFC is identified at its point of use. Use of the copyrighted material apart from this UFC must have the permission of the copyright holder. Indicate the Military Department Preparing Activity responsible for the document. U.S. ARMY CORPS OF ENGINEERS NAVAL FACILITIES ENGINEERING SYSTEMS COMMAND (Preparing Activity) AIR FORCE CIVIL ENGINEER CENTER Record of Changes (changes are indicated by \1\ ... /1/) Change No. Date Locatio

Record of Changes (changes are indicated by \1\ ... /1/) Change No. Date Location This UFC supersedes UFC 4-420-01, dated 1 May 2015. UFC 4-420-01 16 January 2025 This Page Intentionally Left Blank UFC 4-420-01 16 January 2025 FOREWORD The Unified Facilities Criteria (UFC) system is prescribed by MIL-STD 3007 and provides planning, design, construction, sustainment, restoration, and modernization criteria, and applies to the Military Departments, the Defense Agencies, and the DoD Field Activities in accordance with USD (AT&L) Memorandum dated 29 May 2002. UFC will be used for all DoD projects and work for other customers where appropriate. All construction outside of the United States, its territories, and possessions is also governed by Status of Forces Agreements (SOFA), Host Nation Fund

d government criteria referenced therein. 1-7 CYBERSECURITY. All facility-related control systems (including systems separate from a utility monitoring and control system) must be planned, designed, acquired, executed, and maintained in accordance with UFC 4-010-06, and as required by individual Service Implementation Policy. 1-8 GLOSSARY. APPENDIX C contains acronyms, abbreviations, and terms. 1-9 REFERENCES. APPENDIX D contains a list of references used in this document. The publication date of the code or standard is not included in this document. Unless otherwise specified, the most recent edition of the referenced publication applies. UFC 4-420-01 16 January 2025 4 This Page Intentionally Left Blank UFC 4-420-01 16 January 2025 5 CHAPTER 2 TECHNICAL REQUIREMENTS 2-1 MAGAZINE TYPES. AE

water systems and plumbing systems are appropriately designed and constructed in accordance with Unified Facilities Criteria (UFC) 3-230-01, Water Storage and Distribution; UFC 3-230-03, Water Treatment; UFC 3-420-01, Plumbing Systems, UFC 4- 020-01, DoD Security Engineering Facilities Planning Manual; UFC 4-020-02FA, Security Engineering: Concept Design; UFC 4-020-03FA, Security Engineering: Final Design; and DAFMAN 32-1067, Water and Fuel Systems. 2.4.3. Ensure compliance with applicable drinking water regulatory requirements or standards in coordination with Bioenvironmental Engineering personnel. 2.4.4. Provide engineering studies, design of water distribution systems and treatment plants, and associated system components. 2.4.5. Ensure an effective backflow prevention and cross-connec

their proper use.(T-0) Once trained, individual workers and the environment must be protected. Workers are personally responsible for following safety procedures. (T-0) DAFMAN32-1067 1 JULY 2025 19 Chapter 4 DRINKING WATER SYSTEMS 4.1. Water Facility Design. Design drinking water systems in accordance with UFC 3-230-01, Water Storage and Distribution; UFC 3-230-03, Water Treatment; UFC 3-420-01, Plumbing Systems; UFC 4-020-01, DoD Security Engineering Facilities Planning Manual; UFC 4-020- 02FA, Security Engineering: Concept Design (CUI); and UFC 4-020-03FA, Security Engineering: Final Design (CUI). 4.2. Facility Operation and Maintenance. 4.2.1. Water Treatment and Distribution Systems. Installations must operate and maintain water treatment and distribution facilities according to this D

and Section titled “Conflicts in Criteria.” Requirements in UFC 3-420-01, Section titled “Energy Efficiency in Water Conservation” and Section titled “Reliability” do not apply; however, consideration must be given to resource conservation where and when practical. See paragraph 1-11 of this UFC, “Resource Conservation.” Follow UFC 3-420-01, Section titled “Piping Arrangement.” Piping is not required to be concealed or painted. Follow UFC 3-420-01, Appendix A: IPC Chapter 1 “Administration” Supplements, Item A, Delete Chapter 1 in its entirety. Follow UFC 3-420-01, Appendix A: IPC Chapter 2 “Definitions” Supplements. 4-5.7 Plumbing - General Regulations. Follow the International Plumbing Code (IPC), Chapter 3, General Regulations, with the following exceptions: • Section 310.5, “Urinal Par

s unless required otherwise by UFC 1-200-01 and UFC 3-420-01. • Two-company station: Provide 1 water closet, 1 shower, and 1 lavatory for females, and provide 4 water closets, 4 showers, and 3 lavatories for males unless required otherwise by UFC 1-200-01 and UFC 3-420-01. For larger stations, consult with user, UFC 1-200-01, and UFC 3-420-01 for final fixture count but plan for concentrated usage of the toilets after a call and the disparity between male and female fixture counts. Note: Use of individual unisex shower/changing rooms as dictated by installation mission requirements is acceptable. Provide a janitor's closet associated with or in proximity to this room. This closet includes a floor mop sink with hot and cold water and a hose connection, a floor drain, and storage for pails,

ing Systems UFC 3-440-01, Facility-Scale Renewable Energy Systems UFC 3-501-01, Electrical Engineering UFC 3-600-01, Fire Protection Engineering for Facilities UFC 4-010-01, DoD Minimum Antiterrorism Standards for Buildings UFC 4-010-06, Cybersecurity of Facility-Related Control Systems UFC 4-440-01, Warehouses and Storage Facilities UFC 4-510-01, Design: Military Medical Facilities CANCELLED 46 UFC 3-420-01 01 April 2021 UNITED STATES DEPARTMENT OF DEFENSE, UNIFIED FACILITIES GUIDE SPECIFICATIONS (UFGS) http://dod.wbdg.org UFGS 22 00 00, Plumbing, General Purpose UFGS 23 03 00.00 20, Basic Mechanical Materials and Methods UFGS 23 07 00, Thermal Insulation for Mechanical Systems CANCELLED 47 UFC 3-420-01 01 April 2021 APPENDIX C DESIGN GUIDANCE FOR EMERGENCY SHOWER AND EYEWASH STATIONS C-1