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9. CANCELLED UFC 3-550-01 1 September, 2016 Change 3, 01 November 2019 42 Figure B-6 HDPE-to-PVC Pavement Covered Area Concrete Ductbank Transition CANCELLED UFC 3-550-01 1 September, 2016 Change 3, 01 November 2019 43 Figure B-7 HDPE-to-PVC Non-Pavement Covered Area Concrete Ductbank Transition CANCELLED UFC 3-550-01 1 September, 2016 Change 3, 01 November 2019 44 Figure B-8 HDPE-to-Manhole Pavement Covered Area Transition CANCELLED UFC 3-550-01 1 September, 2016 Change 3, 01 November 2019 45 Figure B-9 HDPE-to-Manhole Pavement Covered Area Transition CANCELLED UFC 3-550-01 1 September, 2016 Change 3, 01 November 2019 46 B-3 DOCUMENTATION. Record the location and depth of DB-installed HDPE electrical conduit on applicable as- built drawings. Use Global Positioning System (GPS) recording m
ineering Command EDWIN H. OSHIBA, SES, DAF MICHAEL McANDREW Deputy Director of Civil Engineers DASD (Facilities Investment and Management) DCS/Logistics, Engineering & Force Protection Office of the Assistant Secretary of Defense (Energy, Installations and Environment) CANCELLED UFC 3-550-01 1 September, 2016 Change 3, 01 November 2019 UNIFIED FACILITIES CRITERIA (UFC) REVISION SUMMARY SHEET Document: 3-550-01, Exterior Electrical Power Distribution Superseding: UFC 3-550-01, Exterior Electrical Power Distribution, dated Feb 3, 2010, including Change 1, dated Jul 1, 2012. Description: This UFC 3-550-01 provides design guidance for the design of exterior distribution systems. Reasons for Document: • Provide technical requirements. • Incorporate new and revised industry standards. Impact: Th
ical Equipment Transition – Rigid Conduit (45˚–90˚) CANCELLED UFC 3-550-01 1 September, 2016 Change 3, 01 November 2019 37 Figure B-3 Pavement Covered Area to Electrical Equipment Transition – HDPE Conduit (20˚–45˚) CANCELLED UFC 3-550-01 1 September, 2016 Change 3, 01 November 2019 38 Figure B-4 Non-Pavement Covered Area to Electrical Equipment Transition – Rigid Conduit (45˚–90˚) CANCELLED UFC 3-550-01 1 September, 2016 Change 3, 01 November 2019 39 Figure B-5 Non-Pavement Covered Area to Electrical Equipment Transition – HDPE Conduit (20˚–45˚) CANCELLED UFC 3-550-01 1 September, 2016 Change 3, 01 November 2019 40 B-2.5 Multiple Conduits and Wiring Methods. B-2.5.1 Installation. Multiple HDPE conduits are permitted to be pulled through each bore. Designs requiring multiple conduits to ac
Interior and Exterior Lighting Systems UFC 3-535-01, Visual Air Navigation Facilities UFC 3-540-01, Engine-Driven Generator Systems for Prime and Standby Power Applications UFC 3-540-08, Utility-Scale Renewable Energy Systems UFC 3-550-01, Exterior Electrical Power Distribution UFC 3-550-04: Installation Microgrid Design CANCELLED UFC 3-501-01 27 November 2024 82 UFC 3-555-01, Aircraft Point-of-Use Power Systems UFC 3-560-01, Operation and Maintenance: Electrical Safety UFC 3-570-01, Cathodic Protection UFC 3-575-01, Lightning and Static Electricity Protection Systems UFC 3-580-01, Telecommunications Interior Infrastructure Planning and Design UFC 3-600-01, Fire Protection Engineering for Facilities UFC 4-010-01, DoD Minimum Antiterrorism Standards for Buildings UFC 4-010-05, SCIF/SAPF Pl
tant drains. Applicable criteria include UFC 3-401-01 for mechanical & UFC 3-410-01 for HVAC. Electrical Industrial equipment typically requires 240- and 480-volt, three-phase electrical current. Use commercial grade convenience receptacles and special power outlets. Consult X-ray and other NDI equipment specifications for their specific power requirements. Applicable criteria include UFC 3-501-01 for general electrical requirements, UFC 3-520-01 for interior electrical systems requirements, UFC 3-530-01 for interior and exterior lighting and controls requirements, UFC 3-550-01 for exterior power distribution systems requirements, UFC 3-560-01 for electrical safety and electrical O&M requirements, UFC 3-580-01 for building telecommunications requirements, and UFC 4-021-01 for mass notifica
’s conductors and components to meet the NFPA 70 (60 Hz) and UFC 3-550-01. Distribution system grounding and bonding is repairable and has missing or damaged conductors or components 50 Hz. Yes No 4-6.2.2 Repair or replace grounding and bonding system’s conductors and components to meet the BS 7671 (50 Hz) UFC 3- 550-01. Grounding system DOES NOT meet NFPA 70 (60 Hz) and UFC 3-550-01 OR is not present. Yes No 4-6.2.2 Install new grounding system per applicable code according to systems frequency. UFS 1-201-02 28 July 2025 78 CONDITION ASSESSED CONDITIONS FOR FURTHER INFORMATION SEE ALLOWED FIELD MITIGATION RECORD ACTUAL CONDITIONS AND ACTIONS TAKEN IN SPACE PROVIDED BELOW ASSESSED ITEM. Grounding system DOES NOT meet BS 7671 (50 Hz) UFC 3- 550-01 OR is not present. Yes No 4-6.2
roperly. UFC 3-130-04 16 January 2025 27 CHAPTER 6 ELECTRICAL 6-1 GENERAL. Standard electrical system design criteria are suitable for buildings in Arctic and Subarctic regions because buildings are heated. However, some special consideration must be addressed. Comply with UFC 1-200-01, UFC 3-501-01, and the UFCs and government criteria referenced therein. 6-2 GROUNDING. Comply with UFC 3-501-01; UFC 3-550-01; and UFC 3-130-05, paragraph 11-2. UFC 3- 130-05 paragraphs 11-2 and A-11.2 provide additional information and resources on electrical grounding. 6-3 EXTERIOR LIGHTING AND CONTROLS. Comply with UFC 3-501-01 and UFC 3-550-01. Exterior wiring and lighting must be rated to −40°F (−40°C). Ensure NEC compliant circuit wiring and protection are provided for heat trace cables used for heatin
vides the criteria for electrical power and lighting systems necessary to protect weapons from electrical energy and provide emergency power and lighting to maintain essential operations without impacting mission requirements. 3-2 ELECTRICAL SYSTEMS NOTE: Cognizant Office of Responsibility for this paragraph is AFCEC. 3-2.1 Design Criteria Electrical systems for nuclear weapons-capable maintenance and storage facilities must be designed to meet the requirements of UFC 3-501-01, UFC 3-520-01, UFC 3-520-05, and UFC 3-550-01. Electrical systems will comply with NFPA 70 and Institute of Electrical and Electronics Engineers (IEEE) C2, National Electrical Safety Code (NESC), except as modified by UFC 3-501-01, UFC 3-520-01, or UFC 3-550-01. Electrical systems must comply with AFI 32-1062, AFI 32
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