Personal tools


Acronyms on this page are found in the Attachments in current DOE Directives




1949 Act Federal Property and Administrative Services Act of 1949
A/E Architect/Engineer
AA Authorization/Approval Authority
AACE AACE International
AAIM Anticipated Asset Information Module
AAR American National Standards Institute
AAR Association of American Railroads
ABC Activity Based Costing
ABIH American Board of Industrial Hygiene
AC Administrative Control
AC Actual Cost
ACGIH American Conference of Governmental Industrial Hygienists
ACI American Concrete Institute
ACM Asbestos Containing Material
ACS Access Control System
ADP Automatic Data Processing
ADS Activity Data Sheet
AE Acquisition Executive
AEA Atomic Energy Act of 1954
AEC U.S. Atomic Energy Commission
AED Aerodynamic Equivalent Diameter
AES Automated Estimating System
AFDCS Active Facilities Data Collection System
AGS American Glovebox Society
AHJ Authority Having Jurisdiction
AIHA American Industrial Hygiene Association
AISC American Institute of Steel Construction
ALARA As Low as Reasonable Achievable
ALI Annual Limit on Intake
ALWCD Activity Level Work Control Document
ANS American Nuclear Society
ANSI American National Standards Institute
ANST American Society for Nondestructive Testing
AO Authorizing Official
AoA Analysis of Alternatives
AOC Alternate Operations Center
AODR Authorizing Official Designated Representative
AOE Accelerator Operations Envelope
AOF Alternate Operating Facility
AP Additional Protocol
AP Acquisition Plan 
API American Petroleum Institute
APLD Acquisition Planning and Liaison Division
AR Asset Revitalization
ARP Alarm Response Procedures
ARR Accelerator Readiness Review
AS Acquisition Strategy
ASE Accelerator Safety Envelope
ASHRAE American Society of Heating, Refrigerating and Air-Conditioning Engineers
ASME American Society of Mechanical Engineers
ASO Accelerator Safety Order
ASQ American Society for Quality
ASQC American Society for Quality Control
ASTM American Society of Testing and Materials
AUP Agile Unified Process
AUW Authorized Unpriced Work
AWE Atomic Weapons Establishment
AWWA American Water Works Association
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B&R Budget and Reporting
BA Budget Appropriation
BAC Budget at Completion
BATFE Bureau of Alcohols, Tobacco, Firearms and Explosives
BBP Best Business Practices
BCP Baseline Change Proposal
BCPMSR Business Center for Precious Metals Sales and Recovery
BCR Business Clearance Review
BCWP Budgeted Cost for Work Performed
BCWR Budgeted Cost for Work Remaining
BCWS Budgeted Cost for Work Scheduled
BEIR Biological Effects of Ionizing Radiations
Be-LPT Beryllium Lymphocyte Proliferation Test
BEN Beneficial
BM Bill of Material
BNA Baseline Needs Assessment
BO Business Owner
BO Budgetary Outlay
BOD Beneficial Occupancy Date
BOD Basis of Design
BOE Basis of Estimate
BOP Business Operating Procedures
BPA Bonneville Power Administration
BRH Bureau of Radiological Health
BSC Balanced Scorecard
BY Budget Year
BZ Breathing Zone
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C Confidential
C&A Certification and Accreditation
C-FRD Confidential-Formerly Restricted Data
C-RD Confidential-Restricted Data
CA Control Account
CA Controlled Access
CACES Corps of Engineers’ Computer-Aided Cost Engineering System
CAD Computer-Aided Drafting
CAIRS Computerized Accident/Incident Reporting System
CAM Control Account Manager
CAM Continuous Air Monitor
CAP Corrective Action Plan
CAR Corrective Action Request
CAS Contractor Assurance System
CBB Contract Budget Base
CBD Chronic Beryllium Disease
CBDPP Chronic Beryllium Disease Prevention Program
CBFO Carlsbad Field Office
CC Change Control
CC Construction Contractors
CCB Change Control Board
CCE Continuing Core Expectation
CCMD Committee for Cost Methods Development
CD Critical Decision
CD-0 Critical Decision-0, Approve Mission Need
CD-1 Critical Decision-1, Approve Alternative Selection and Cost Range
CD-2 Critical Decision-2, Approve Performance Baseline CD-3 Critical Decision-3, Approve Start of Construction/Execution
CD-3 Critical Decision-3, Approve Start of Construction/Execution
CD-4 Critical Decision-4, Approve Start of Operations or Project Completion
CDA Critical Decision Approvers
CDC Centers for Disease Control and Prevention
CDL Commercial Driver's License
CDNS Chief of Defense Nuclear Safety
CDP Concept Development Plan
CDR Conceptual Design Report
CDR Covenant Deferral Request
CE Chief Executive for Project Management
CEC Credited Engineered Control
CED Committed Effective Dose
CEDE Committed Effective Dose Equivalent
CEMT Continuity Emergency Management Team
CEO Chief Executive Officer
CERCLA Comprehensive Environmental Response, Compensation, and Liability Act
CEQ Council on Environmental Quality
CER Cost Estimating Relationship
CERCLA Comprehensive Environmental Response Compensation and Liability Act
CERG Continuity Emergency Response Group
CFL Computers for Learning
CFR Code of Federal Regulations
CFO Chief Financial Officer
CFSR Contract Funds Status Report
CGD Commercial Grade Dedication
CHRIS Corporate Human Resources Information System
CI Office of Congressional and Intergovernmental Affairs
CICA Competition in Contracting Act
CIH Certified Industrial Hygienist
CII Construction Industry Institute
CIO Chief Information Officer
CIO Continuous Improvement Opportunity
CISO Chief Information Security Officer
CM Construction Management
CM Configuration Management
CMAA Crane Manufacturers Association of America
CMD Cost Methods Development
CMI Corrective Measures Implementation
CMMI Capability Maturity Model Integration
CMMS Computerized Maintenance Management System
CMP Contract Management Plan
CMP Configuration Management Plan
CNWDI Critical Nuclear Weapon Design Information
CNS Chief of Nuclear Security
CNSS Committee on National Security Systems
CO Contracting Officer
COA Code of Accounts
CoC Certificate of Compliance
CoCA Certificate of Competent Authority
COG Continuity of Government
COGCON Continuity of Government Condition
COOP Continuity of Operations
COR Code of Record
COR Contracting Officer’s Representative
COTS Commercial-Off-the-Shelf
CPARS Contractor Performance Assessment Reporting System
CPB Contract Performance Baseline
CPDS Construction Project Data Sheet
CPG Capital Planning Guide (OMB A-11, Part 7)
CPI Cost Performance Index
CPIC Capital Planning and Investment Control
CPM Contractor Project Manager
CPP Contractor Project Performance
CPR Contract Performance Report
CRAD Criteria and Review Approach Document
CRAR Continuity Readiness Assurance Report
CR Change Request
CRD Contractor Requirements Document
CRO Community Reuse Organization
CRS Certified Realty Specialist
CSDR Conceptual Safety Design Report
CSE Cognizant System Engineer
CSF Cybersecurity Framework
CSI Construction Specification Institute Code
CSO Cognizant Secretarial Officer
CSP Criticality Safety Program
CSPP Cybersecurity Program Plan
CSR Continuity Status Reporting
CST Continuity Support Team
CTA Central Technical Authority
CTE Critical Technology Element
CTED Cumulative Total Effective Dose
CUI Controlled Unclassified Information
cum Cumulative
CV Cost Variance
CVS Confinement Ventilation System
CVSA Commercial Vehicle Safety Alliance
CWBS Contract Work Breakdown Structure
CWIP Construction Work in Progress
CX Categorical Exclusion
Cx Commissioning
CY Calendar Year
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D/A Departments and Agencies
D&D Decontamination and Decommissioning
DAC Derived Air Concentration
DBA Design Basis Accident
DBT Design Basis Threat
DCAA Defense Contract Audit Agency
DCMA Defense Contract Management Agency
DCS Data Collection Sheet
DCS Distributed Control System
DDA Declaration Decision Assistant
DDR Detailed Design Review
DE Departmental Element
DE-CSPP Departmental Element Cybersecurity Program Plan
DEAR Department of Energy Acquisition Regulation
DED Data Element Dictionary
DERG Devolution Emergency Response Group
DESC Defense Energy Support Center
DHS U.S. Department of Homeland Security
DI Defective Items
DID Data Item Description
DIL Derived Investigation Level
DL Decision Level
DM Deferred Maintenance and Repair
DME Development, Modernization and Enhancement
DNFSB Defense Nuclear Facilities Safety Board
DO Delegating Official
DOC Document
DoD U.S. Department of Defense
DOE U.S. Department of Energy
DOE CO Department of Energy Certifying Official
DOE-HDBK Department of Energy Handbook
DOELAP Department of Energy Laboratory Accreditation Program
DOS Disk Operating System
DOS Department of State
DOT Department of Transportation
DP Office of Defense Programs
DPM Disintegrations per Minute
DPT Design Planning Tabulation
DR Discrepancy Report
DRA Declaration Review Assistant
DRB Directives Review Board
DSA Documented Safety Analysis
DTIC Defense Technical Information Center
DU Depleted Uranium
DUA Deliberate Unauthorized Act
DUU Deliberate Unauthorized Use
DWA Declaration Writing Assistant
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EA Enterprise Architecture
EA Environmental Assessment 
EAC Estimate at Completion
EADS Energy Asset Disposal System
EAR Export Administration Regulations
EBS Environmental Baseline Survey
ECCN Export Control Classification Number
ECER Enhanced Cost Estimating Relationship
ECG Enduring Constitutional Government
ECI Export Controlled Information
E-CSPP Enterprise Cybersecurity Program Plan
ECWFG Excess Contaminated Facilities Working Group
ED&I Engineering, Design, and Inspection
EFCOG Energy Facility Contractors Group
EHFFP Equipment Held for Future Projects
EIA Electronic Institute of America
EIA Electronic Industries Alliance 
EIR External Independent Review
EIS Environmental Impact Statement
EISA Energy Independence and Security Act
EM Environmental Management
EMP Emergency Management Plan
EMS Environmental Management System
EO Executive Order
EOC Emergency Operations Center
EOP Executive Office of the President
EPA U.S. Environmental Protection Agency
EPAct Energy Policy Act of 1992 or 2005
EPRI Electric Power Research Institute
EQ Environmental Qualification
ERAP Emergency Readiness Assurance Plan
ERDA Energy Research and Development Administration
ERE Equipment Readiness Evaluations
ERMC Environmental Restoration Management Contractor
ERPG Emergency Response Planning Guide
ES&H Environment, Safety and Health
ESA Essential Supporting Activities
ESAAB Energy System Acquisition Advisory Board
ESAARs Energy System Acquisition Advisory Reviews
ESH Environment, Safety, and Health
ESN Enterprise Secure Network
ESPC Energy Savings Performance Contract
ESS Essential
ETC Estimate to Complete
ETTP East Tennessee Technology Park
EU Enriched Uranium
EV Earned Value
EVM Earned Value Management
EVMS Earned Value Management System
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F&ORs Functional and Operations Requirements
FI/CMS Facilities Investigation/Corrective Measures Study
F/O Functional/Operational
FA Facility Assessment
FAA Financial Assistance Awards
FAT Factory acceptance testing
FAR Federal Acquisition Regulation
FASA Federal Acquisition Streamlining Act
FCD Federal Continuity Directive
FDCCI Federal Data Center Consolidation Initiative
FDO Fee Determining Official
FedRamp Federal Risk and Authorization Management Plan
FECA Federal Employees’ Compensation Act
FEMA Federal Emergency Management Agency
FEMP Federal Energy Management Program
FEV Forced Expiratory Volume
FHA Fire Hazards Analysis
FI Facility Investigation
FIMS Facility Information Management System
FIPS Federal Information Processing Standards
FISC Facilities and Infrastructure Steering Committee
FISMA Federal Information Security Modernization Act
FISMA Federal Information Security Management Act
FITARA Federal Information Technology Acquisition Reform Act
FM Field Management
FM-50 Office of Infrastructure Acquisition, Office of the Associate Deputy Secretary for Field Management
FMEA Failure Mode and Effects Analysis
FMR Federal Management Regulation
FO Financial Officer
FOC FEMA Operations Center
FOIA Freedom of Information Act
FONSI Finding of No Significant Impact
FPCM Federal Project Controls Manager
FPD Federal Project Director
FPE Fire Protection Engineer
FPM Federal Project Manager
FPMR Federal Property Management Regulations
FPRA Forward Pricing Rate Agreement
FQA Fastener Quality Act
FR Federal Register
FRA Federal Railroad Administration
FRA Functions, Responsibilities, and Authorities
FRAM Functions, Responsibilities, Authorities Manual
FRD Formerly Restricted Data
FRPP Federal Real Property Profile
FS Feasibility Study
FSC Federal Supply Classification
FSCG Federal Supply Classification Group
FSR Feasibility Study Report
FSRIA Farm Security and Rural Investment Act
FTE Full Time Employee
FTE Full-Time Equivalents
FVC Forced Vital Capacity
FY Fiscal Year
FYRT Five-Year Rolling Timeline
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G Guide
GAO U.S. Government Accountability Office
GC General Counsel
GERT General Employee Radiological Training
GETS Government Emergency Telecommunications Service
GFE Government Furnished Equipment
GHG Greenhouse Gas
GIDEP Government-Industry Data Exchange Program
GOGO Government-Owned Government-Operated
GPP General Plant Project 
GPRA Government Performance and Results Act
GSA General Services Administration
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H&N Holmes & Narver (H&N)
HA Hazard Assessment
HA Hazard Analysis
HAXOPS Hazards of Operations
HAZWOPER Hazardous Waste Operations and Emergency Response
HDBK Handbook
HCA Head of Contracting Activity
HDE Heads of Departmental Element
HEPA High Efficiency Particulate Air (Filter)
HFE Heads of Field Elements
HHS Health and Human Services
HLW High-Level Waste
HMI Human Machine Interface
HMR Hazardous Materials Regulations
HPC High Performance Computing
HPI Human Performance Improvement
HPS Health Physics Society
HPSB High Performance and Sustainable Building
HQ Headquarters
HRPP High Risk Personal Property
HRS Hazard Ranking System
HSPD Homeland Security Presidential Directive
HSS Office of Health, Safety and Security 
HEU Highly Enriched Uranium
HVA High Value Asset
HVAC Heating, Ventilation and Air Conditioning 
HVAC Heating, Ventilating, and Air-Conditioning
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I&C Instrumentation and Control
iJC3 Integrated Joint Cybersecurity Coordination Center
IAEA International Atomic Energy Agency
IAT Intake Assessment Team
IBC International Building Code
ICAO International Civil Aviation Organization
ICE Independent Cost Estimate
ICECAN Independent Cost Estimating Contingency Analyzer
ICPT Integrated Contractor Purchasing Team
ICR Independent Cost Review
ICRP International Commission on Radiological Protection
ICRU International Commission on Radiation Units and Measurements
IDLH Immediately Dangerous to Life and Health
IEC Infrastructure Executive Committee
IEC International Electrotechnical Commission
IEEE Institute of Electrical and Electronics Engineers
IESNA Illuminating Engineering Society of North America
IFI Integrated Facilities and Infrastructure Budget Crosscut
IG Inspector General
IGCE Independent Government Cost Estimate
IL Investigation Level
ILP Industry Leading Practices
IMDG International Maritime Dangerous Goods
IMGB Information Management Governance Board
IMO International Maritime Organization
IMP Integrated Master Plan
IMS Integrated Master Schedule
IND Improvised Nuclear Device
INPO Institute of Nuclear Power Operations
IOC Initial Operating Capability
IOP Integrated Oversight Plan
IPA Intergovernmental Personnel Act
IPMR Integrated Program Management Report
IPR Independent Project Review
IPS Integrated Project Schedule
IPT Integrated Project Team
IPT Integrated Project/Program Team
IR Independent Review
IRB Internal Review Board
ISA International Society of Automation
ISC IAEA Steering Committee
ISM Integrated Safety Management
ISMS Integrated Safety Management System
ISO International Organization for Standardization
ISO International Standards Organization
IT Information Technology
ITAR International Traffic in Arms Regulations
IT PM IT Project Manager
IT PMO IT Project Manager Office
IV Independent Verification
IVR Implementation Verification Review
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JIC Joint Information Command
JMN Justification of Mission Need
JTG Joint test group

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KD Key Decision
KPP Key Performance Parameter

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LANL Los Alamos National Laboratory
LCC Life Cycle Cost
LCCE Life-Cycle Cost Estimate
LCO Limiting Condition for Operation
LDD Loss, Damaged, and Destruction
LEDP Laboratory Equipment Donation Program
LEED Leadership in Energy and Environmental Design
LEU Low Enriched Uranium
LLNL Lawrence Livermore National Laboratory
LLW Low-Level Waste
LMC Life Cycle Management
LMMO Leads Material Management Organization
LN Liquid Nitrogen
LOE Level of Effort
LOI Line of Inquiry
LOTO Lock Out/Tag Out
LRE Latest Revised Estimate
LTS Long-Term Stewardship
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M Manual
M Million ($)
M Milestone
MC&A Material Control and Accountability
M&O Management and Operations
M&O Management and Operating
M&S Modeling and Simulation
M&TE Measuring and Test Equipment
MAPEP Mixed Analyte Performance Evaluation Program
MDA Minimum Detectable Amount/Activity
MEF Mission Essential Functions
MEL Master Equipment List
MERRTT Modular Emergency Response Radiological Transportation Training
MIE Major Items of Equipment
MLLW Mixed Low-Level Waste
MMP Materials Management Plan
MNS Mission Need Statement
MOA Memorandum of Agreement
MOE Measure of Effectiveness
MOP Measure of Performance
MOU Memorandum of Understanding
MPFL Maximum Possible Fire Loss
MR Management Reserve
MRP Medical Removal Protection
MS Major System Project
MSDS Material Safety Data Sheet
MSP Major System Project
MT Mission Tasks
MTBF Mean Time Between Failures
MVIR Mission Validation Independent Review
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N/A Not Applicable
NAP NNSA Policy Letter
NARA National Archives and Records Administration
NASA National Aeronautics and Space Administration
NCO NEPA Compliance Officer
NCR Non-Conformance Report
NCRP National Council on Radiation Protection
NCRP National Council on Radiation Protection and Measurements
NCSD National Communications System Directive
NCSL National Conference of Standards Laboratories
NDE Non-Destructive Examination
NDIA National Defense Industrial Association
NE Office of Nuclear Energy
NEC National Electric Code
NECPA National Energy Conservation Policy Act
NEF National Essential Functions
NEPA National Environmental Policy Act
NERC North American Electric Reliability Corporation
NFPA National Fire Protection Association
NIOSH National Institute for Occupational Safety and Health
NISP National Industrial Security Program
NIST National Institute of Standards and Technology
NMIA Nuclear Materials Inventory Assessment
NMMP Nuclear Materials Management Plan
NMMSS Nuclear Material Management and Safeguards System
NN Office of Nuclear Nonproliferation
NNPP Naval Nuclear Propulsion Program
NNSA National Nuclear Security Administration
NNSA CO National Nuclear Security Administration Certifying Official
NPE Negative-Pressure Enclosure
NPH Natural Phenomena Hazards
NPH Natural Phenomena Standard
NPL National Priorities List
NPV Net Present Value
NQA Nuclear Quality Assurance
NQA-1 Nuclear Quality Assurance Standard – 1 (ANSI/ASME standard)
NR Office of Naval Reactors
NRC Nuclear Regulatory Commission
NRC National Research Council 
NSE Nuclear Security Enterprise
NSG Nuclear Suppliers Group
NSI National Security Information
NSPD National Security Presidential Directive
NSS National Security Systems
NTC National Training Center
NU Natural Uranium
NUREG Nuclear Regulatory Guide
NWD Nuclear Weapon Data
NWPA Nuclear Waste Policy Act of 1982, as amended
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O Order
O&M Operation and Maintenance
OBS Organization Breakdown Structure
OCIO Office of the Chief Information Officer
OCRWM Office of Civilian Radioactive Waste Management
ODC Other (Government) Direct Cost
ODH Oxygen Deficiency Hazard
ODM Oxygen Deficiency Monitor
ODS Ozone-Depleting Substances
OE Operating Expense
OE Operating Experience
OECM Office of Engineering and Construction Management
OEP Occupant Emergency Plan
OGA Other Government Agency
OHSAS Occupational Health and Safety Assessment Series
OIG Office of Inspector General
OJT On-The-Job Training
OMB Office of Management and Budget
ONMI Office of Nuclear Materials Integration
OPAM Office of Procurement and Assistance Management
OPC Other Project Costs
OPMO Organizational Property Management Officer
ORNL Oak Ridge National Laboratory
ORPS Occurrence Reporting and Processing System
ORR Operational Readiness Review
OSF Other Structures and Facilities
OSHA Occupational Safety and Health Administration
OST Office of Secure Transportation
OSTI Office of Scientific and Technical Information
OTB Over Target Baseline
OTS Over Target Schedule
OUO Official Use Only
OWCP Office of Workers’ Compensation Programs
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P Policy
P&IDs Piping and Instrumentation Diagrams
PA/SI Preliminary Assessment/Site Inspection
PA Property Administrator
PACE Plant and Capital Equipment
PARS Project Assessment and Reporting System
PARS II Project Assessment and Reporting System II
PASEG Planning and Scheduling Excellence Guide
PB Performance Baseline
PBC Performance Based Contract
PBS Performance Baseline Summary
PC Performance Category
PCC Project Completion Criteria
PCL Project Complexity Level
PD&E Planning Design and Engineering
PDRI Project Definition Rating Index
PDS Project Data Sheet
PDSA Preliminary Documented Safety Analysis
PE Property Executive
PED Project Engineering and Design
PEL Personal Exposure Limit
PEL Permissible Exposure Limit
PEM Project Execution Model
PEP Project Execution Plan
PERT Programmed Evaluation and Review Technique
PFDs Process Flow Diagrams
PHA Preliminary Hazard Analysis
PHAR Preliminary Hazard Analysis Report
PIDS Property Information Database System
PII Personally Identifiable Information
PILT Payments in Lieu of Taxes
PIO Public Information Officer
P.L. Public Law
PLC Programmable Logic Controller
PM Office of Project Management Oversight and Assessments
PM Project Manager
PM  Program Manager 
PM Office of Project Management
PM Preventive Maintenance
PMA Power Marketing Administration
PMB Performance Measurement Baseline
PMBOK Project Management Body of Knowledge
PMCDP Project Management Career Development Program
PMCO Precious Metals Control Officer
PME Project Management Executive
PMEF Primary Mission Essential Functions
PMI Project Management Institute
PMO Project Management Office
PMP Project Management Plan
PMRC Project Management Risk Committee
PMSC Program Management Systems Committee
PMSO Project Management Support Office
PMT Post Maintenance Testing
PMT Post Maintenance Test
PNL Pacific Northwest Laboratory
PO Project Owner
POA&M Plan of Action and Milestones
POC Point of Contact
POPR Potential for an Occurring or Past Release
PP Planning Package
PPBES Planning, Programming, Budgeting and Execution System
PPE Personal Protective Equipment
PPR Project Peer Review
PRD Program Requirements Document
PSAR Preliminary Safety Analysis Report
PSD Prevention of Significant Deterioration
PSDR Preliminary Safety Design Report
PSE Planned Special Exposure
PSO Program Secretarial Officer
PSO Project Support Officer
PSO Project Secretarial Officer
PSWBS Project Summary Work Breakdown Structure
PT Project Team
PV Planned Value
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QA Quality Assurance
QAP Quality Assurance Program
QAPP Quality Assurance Program Plan
QARD Quality Assurance Requirements Document
QC Quality Control
QIP Quality Assurance Implementation Plan
QPR Quarterly Project Review


R&D Research and Development
RA Readiness Assessment
RAM Responsibility Assignment Matrix
RAMI Reliability, Accessibility, Maintainability, Inspectability
RAP Radiological Assistance Program
RAP Remedial Action Plan
RCAPTS Readiness Certification Assurance Process Tracking System
RCO Radiological Control Organization
RCRA Resource Conservation and Recovery Act
RCT Radiological Control Technician
RD Restricted Data
RD Requirements Document 
REA Request for Equitable Adjustment
RECO Real Estate Contracting Officer
REQ Required
RF Radio Frequency
RFA RCRA Facility Assessment
RFC Review for Cause
RFO Reduced-Flow Orifice
RFP Request for Proposal
RGD Radiation-Generating Device
RI Remedial Investigation
RI/FS Remedial Investigation/Feasibility Study
RIDS Records Inventory and Disposal Schedule
RLS Resource Loaded Schedule
RM Records Management
RMA Risk Management Approach
RMA Radioactive Material Area
RMP Risk Management Plan
RN Repair Needs
ROD Record of Decision
ROI Region of Influence
ROM Rough Order of Magnitude
RPP Radiation Protection Program
RPV Replacement Plant Value
RR Readiness Review
RRC Regional Response Coordinator
RSICC Radiation Safety Information Computational Center
RTM Requirements Traceability Matrix
RWP Radiation Work Permit
RWT Radiological Worker Training
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S Secret
S&S Safeguards and Security
S/CIs Suspect/Counterfeit Items
S-FRD Secret-Formerly Restricted Data
S-RD Secret-Restricted Data
S/RID Standards/Requirements Identification Document
SAA Startup Authorization Authority
SAC Specific Administrative Controls
SAD Safety Assessment Document
SAE Secretarial Acquisition Executive
SAE Society of Automotive Engineers
SAISO Senior Agency Information Security Officer
SAOP Senior Agency Official for Privacy
SAR Safety Analysis Report
SARA Superfund Amendments and Reauthorization Act of 1986
SARP Safety Analysis Report for Packaging
SBAA Safety Basis Approval Authority
SE Systems Engineering
SE&I Systems Engineering and Integration
SECON Security Condition
SEG Similarly Exposed Group
SEI Software Engineering Institute
SER Safety Evaluation Report
SC Office of Science
SC Safety Class
SCM Software Configuration Management
SCRM Supply Chain Risk Management
SCWE Safety Conscious Work Environment
SDD System Design Description
SDD Software Design Description
SDLC System Development Lifecycle
SDP Software Development Plan
SDS Safety Design Strategy
SEI Software Engineering Institute
SEM Systems Engineering Methodology
SER Safety Evaluation Report
SF Standard Form
SFMB Surplus Fissile Materials Baseline
SG Safety Guide
SI Site Inspection
SIPRNET Secret Internet Protocol Router Network
SISM Subcommittee on International Safeguards and Monitoring
SISUS Subgroup on IAEA Safeguards in the United States
SLAC Stanford Linear Accelerator Center
SLPP Summary Level Planning Package
SME Subject Matter Expert
SMP Safety Management Program
SMP Small and Medium Projects
SMS Safety Management System
SNF Spent Nuclear Fuel
SNM Special Nuclear Materials
SOM Shift Operations Manager
SOMD Site Occupational Medical Director
SOP Standard Operating Procedure
SOW Statement of Work
SPI Schedule Performance Index
SPE Senior Procurement Executive
SPMP Software Project Management Plan
SPO Sustainability Performance Office
SQA Software Quality Assurance
SQAP Software Quality Assurance Plan
SR Surveillance Requirement
SRPO Senior Real Property Officer
SRS Software Requirement Specification
SS Steady State
SS Safety Significant
SSA Statement of Security Assurance
SSC Specific Administrative Controls
SSC Structures, Systems, and Components 
SSCC Senior Sustainability Steering Committee
SSE Structures, Systems, and Equipment
SSIMS Safeguards and Security Information Management System
SSO Senior Sustainability Officer
SSP Site Sustainability Plan
SSP Safeguards and Security Program
SSPP Strategic Sustainability Performance Plan
STMS Senior Technical Safety Manager
STD Standard
SV Schedule Variance
SVAR Security Vulnerability Assessment Report
SW-CMM Software Capability Maturity Model
SWMU Solid Waste Management Unit
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TAB Total Allocated Budget
TEC Total Estimated Cost
TECC Transportation Emergency Control Center
TEC/WG Transportation External Coordination Working Group
TECC Transportation Emergency Communications Center
TED Total Effective Dose
TEDE Total Effective Dose Equivalent
TEPP Transportation Emergency Preparedness Program
TCO Total Cost of Ownership
TCPI To Complete Performance Index
TFNI Transclassified Foreign Nuclear Information
TIPR Technical Independent Project Review
TL Truckload
TL Technical Lead
TLD Thermo Luminescent Dosimeter
TLV Threshold Limit Value
TMP Technology Maturation Plan
TOP Transition to Operations Plan
TPC Total Project Cost
TR Technical Report
TRA Technology Readiness Assessment
TRADE Training Resources and Data Exchange
TRAGIS Transportation Routing Analysis Geographic Information System
TRANSCOM Transportation Tracking and Communications System
TRL Technology Readiness Level
TRU Transuranic
TS Top Secret
TS Technical Sponsor
TS-FRD Top Secret-Formerly Restricted Data
TS-RD Top Secret-Restricted Data
TSD Transportation Safety Document
TSR Technical Safety Requirement
TT&E Testing, Training and Exercises
TWA Time-Weighted Average
TWD Technical Work Document
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UAT User Acceptance Test
UB Undistributed Budget
UC Use Control
UCNI Unclassified Controlled Nuclear Information
UCR Uniform Capital Recovery
UCTI Unclassified Controlled Technical Information
UESC Utility Energy Service Contract
UFGS Unified Facilities Guide Specification

Uniform Federal Policy for Implementing Environmental Quality Systems


Uranium Mill Tailings Remedial Action

UMTRAP Uranium Mill Tailing Remedial Action Project
UMTRCA Uranium Mill Tailings Radiation Control Act of 1978
UNSCEAR United Nations Scientific Committee on the Effects of Atomic Radiation
US Under Secretary of Energy
U.S United States
U.S.C. United States Code
US-CERT United States Computer Emergency Readiness Team
USI Unreviewed Safety Issue
USLW United States Law Week
USPS United States Postal Service
USQ Unreviewed Safety Question
USQD Unreviewed Safety Question Determination
UV Ultraviolet

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V&V Verification and Validation
VV&A Verification, Validation, and Accreditation
VAC Variance at Completion
VCS Voluntary Consensus Standards
VE Value Engineering
VHEU Very Highly Enriched Uranium
VM Value Management
VOA Voluntary Offer Agreement
VPP Voluntary Protection Program

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WA Work Authorization
WBDG Whole Building Design Guide
WBS Work Breakdown Structure
WDA Weapon Display Area
WDACS Weapons Data Access Control System
WFO Work for Others
WIPP Waste Isolation Pilot Plant
WIPP Waste Isolation Pilot Project
WP&C Work Planning and Control
WR/WO Work Request/Work Order

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XP Extreme Programming
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YSO Y-12 Site Office
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