containment structure definition

This diagram from an SPCC worksheet shows some of the measurements used to calculate secondary containment volume. structure surrounding the reactor termed “containment” in this publication. Containment structure is a thick (typically 1 m) steel-reinforced concrete enclosure surrounding a nuclear reactor. ... A structure or system designed to prevent the accidental release of radioactive materials from a reactor. The containment method, design, and capacity are determined by good engineering practice to contain the most likely discharge of oil until cleanup occurs. 0. Installation is considered to have begun if: address the potential of oil discharges from areas of a facility where oil is stored or handled. 2. The Cold War began after World War Two when nations formerly under Nazi rule ended up split between the conquests of the U.S.S.R. and the newly freed states of France, Poland, and the rest of Nazi-occupied Europe. A gas-tight shell or other enclosure around a nuclear reactor to confine fission products that otherwise might be released to the atmosphere in the event of an accident. Leak-detection system: A system capable of detecting the failure of either the primary or secondary containment structure or the presence of a release of hazardous waste or accumulated liquid in the secondary containment structure. Containment was a foreign policy of the United States of America, introduced at the start of the Cold War, aimed at stopping the spread of Communism and keeping it "contained" and isolated within its current borders of the Union of Soviet Socialist Republics (USSR or the Soviet Union) instead of spreading to a war-ravaged Europe. noun A policy of checking the expansion or influence of a hostile power or ideology, as by the creation of strategic alliances or support of client states in areas of conflict or unrest. The containment of something dangerous or unpleasant is the act or process of keeping it under control within a particular area or place. Where space is a luxury, a 20 foot perimeter of ground containment should suffice. the act or condition of containing. A containment building, in its most common usage, is a reinforced steel or lead structure enclosing a nuclear reactor. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. Definition. A containment building, in its most common usage, is a steel or reinforced concrete structure enclosing a nuclear reactor.It is designed, in any emergency, to contain the escape of radiation to a maximum pressure in the range of 60 to 200 psi [citation needed] ( 410 to 1400 kPa). Containment building: A hazardous waste management unit that is used to store or treat hazardous waste under the provisions of subpart DD of parts 264 or 265 of title 40. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. The containment building is a gas-tight building (shell) or other enclosure around a nuclear reactor and a primary circuit. Definition of containment building in the Definitions.net dictionary. Having accurate, comprehensive digital documentation of your secondary containment structures is a smart preventive maintenance strategy that can help you minimize risk and safeguard your operations. Clean up inside and outside of the containment daily. Moreover, taking into account energy and combustible gases released in case of accident, systems designed to preserve the integrity of the containment or to avoid a bypass of the containment confinement are necessary. Such enclosures are usually dome-shaped and made of steel-reinforced concrete. In Canada, facilities where Risk Group 2, 3, and 4 human pathogens or toxins are handled and stored are regulated by the Public Health Agency of Canada (PHAC) under the Human Pathogens and Toxins Act (HPTA) and the Human Pathogens and Toxins Regulations (HPTR). pressure, temperature, combustible gases) not be exceeded are implemented as necessary. Walter Reckless, in fullWalter Cade Reckless, (born January 19, 1899,Philadelphia,Pennsylvania, U.S.—died September 20, 1988, Dublin, Ohio), American criminologist known for his containment theory ofcriminology, which stated that juveniledelinquencycommonly arises from a breakdown inmoral and social forces that otherwise “contain”deviantbehavior. this definition is not intended to include mobile or portable containers that are not involved in fueling activities. The strategy of "containment" is best known as a Cold War foreign policy of the United States and its allies to prevent the spread of communism after the end of World War II. Definition. Cross-References Part of Springer Nature. The containment is the fourth and final barrier to radioactive release (part of a nuclear reactor's defence in depth strategy), the first being the fuel ceramic itself, the second being the metal fuel cladding tubes, the third being the reactor vessel and coola… A containment building is basically a structure in which solid hazardous wastes can be stored and managed without violating LDR. Contact tracing is the main public health response to importations of rare or emerging infectious diseases, and was implemented in the UK during the ‘containment stage’ of the 2009 influenza pandemic. It is designed, in any emergency, to contain the escape of radioactive steam or gas to a maximum pressure in the range of 275 to 550 kPa (40 to 80 psi). The containment design, sizing, and freeboard requirements are specified by Practically all nuclear power plants built during the last few decades include a containment building. New Structures. An approach using multiple fission product barriers has been adopted to deal with such accidents. Cross-References Containment Policy synonyms, Containment Policy pronunciation, Containment Policy translation, English dictionary definition of Containment Policy. It is, however, recognized that accidents can occur. Containment Policy . The shell is gas-tight and built to minimize the risk of environmental releases of radiation should the reactor malfunction. A new containment structure is one whose installation began after November 16, 2006. Not logged in The entire package is needed to address urgent threats such as Candida auris and carbapenem-resistant Enterobacteriaceae (CRE), before they gain a foothold. containment atmosphere caused by accident conditions (see Requirement 56). Other articles where Containment is discussed: Walter Reckless: …generalized this finding into a containment theory, which argued that there are inner and outer forces of containment that restrain a person from committing a crime: the inner forces stem from moral and religious beliefs as well as from a personal sense of right and wrong; the outer forces come… In nuclear reactor: Containment system. These barriers are,… Read More 147.135.174.88, The Perelman Cancer Center, Department of Radiation Oncology, https://doi.org/10.1007/978-3-540-85516-3, Conformal Therapy: Treatment Planning, Treatment Delivery, and Clinical Results. Containment structure. © 2020 Springer Nature Switzerland AG. noun. It is a fully enclosed structure (meaning it has at least 4 walls, a roof, and a floor) which houses an accumulation of noncontainerized waste. n. 1. Containment structure is a thick (typically 1 m) steel-reinforced concrete enclosure surrounding a nuclear reactor. What is Containment Building. To preserve the containment structural integrity in accident conditions, systems designed to ensure that the design limits of the containment structure (e.g. Installation is considered to have begun if: A steel or reinforced concrete structure enclosing a nuclear reactor which is designed to, in any emergency, contain the escape of radiation to a maximum pressure in the range of 60 to 200 psi (410 to 1400 kPa), and which is the final barrier to radioactive release: the 1st being the fuel ceramic itself, the 2nd, the metal fuel cladding tubes, the 3rd, the reactor vessel and coolant system Containment structure is a thick (typically 1 m) steel-reinforced concrete enclosure surrounding a nuclear reactor. Containment is the action or policy of keeping another country's power or area of control within acceptable limits or boundaries . Definition 3.1 (Subset and Containment Query Problem, Subset Dictionary) Let D be a set of n subsets over a universe Γ.The Subset Query (C ontainment Query) problem asks for any query set q ⊆ D if there is any p ∈ D with q ⊆ p (p ⊆ q).. A subset dictionary is an abstract data structure providing insertion of sets to D while supporting subset and containment queries. Containment is a geopolitical strategic foreign policy pursued by the United States. Existing Structure An existing containment structure is defined as one whose installation began on or before November 16, 2006. The containment is the most characteristic structure of a nuclear power plant. 1 In more recent years, contact tracing was also a valuable tool following the importation of the Ebola virus disease into the UK in 2014 2 and the cases of monkeypox in the UK in 2018. Menu. Containment is the process of preventing pollution or contamination of the immediate site environment by dust, debris, abrasives, chemicals, sprays and other materials that have been applied to prevent corrosion. Existing Structure An existing containment structure is defined as one whose installation began on or before November 16, 2006. Dictionary ! It is loosely related to the term cordon sanitaire which was later used to describe the geopolitical containment of the Soviet Union in the 1940s. Mobile refuelers are exempt from the specific secondary containment require- Since the United States had been a key ally in liberating western Europe, it found itself deeply involved in this newly divided continent: Eastern Europe … containment - (physics) a system designed to prevent the accidental release of radioactive material from a reactor system - instrumentality that combines interrelated interacting artifacts designed to work as a coherent entity; "he bought a new stereo system"; "the system consists of a motor and a small computer" Such enclosures are usually dome-shaped and made of steel-reinforced concrete. Definition: Cost Containment is a business strategy that involves cutting expenses to increase profitability or to remain sustainable over time.It is a practice where extraordinary expenses are reduced to a minimum and companies look for ways to diminish all its regular operating costs. Secondary containment means an impermeable diked area or portable impermeable containment structure capable of containing 110 percent of the volume of the largest independent container plus 12 inches of freeboard. New Structures. Containment Policy . Definition 1. noun A structure or system designed to prevent the accidental release of radioactive materials from a … The aisle containment structure is a prefabricated system that incorporates all of the components of aisle containment design into a freestanding unit. The definition of containment is keeping something restricted or under control, or to describe preventing a hostile country or hostile influence from expanding its influence. https://medical-dictionary.thefreedictionary.com/Containment+structure, The barrel that ruptured had been moved to the, Figure 6 shows the numerical model for the, To reduce pressure and protect the integrity of the inner, (#) not conducting tests to authenticate the reliability of critical reactor control data transmitted through signal cables which were incorporated as an after-thought (obviously due to technical and managerial incompetence) by breaking the concrete, "The liner plate plays a fundamental role in ensuring the safety of the, Tetra Tech will manage the construction of access roadways, build a thermal desorption pile, The company has taken this step to investigate the source of a minor water leak inside the, The building in question is suspected of being a, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, Sludge Barrel Ruptures at Idaho Site, No Injuries, Strategy Evaluation for Cavity Flooding during an ESBO Initiated Severe Accident, Beneficial and Detrimental Effects of Soil-Structure Interaction on Probabilistic Seismic Hazard and Risk of Nuclear Power Plant, Open Letter against the commissioning of Koodankulam nuclear power plant, -Tetra Tech awarded USD 17m Da Nang Airport environmental remediation programme, -PPL Susquehanna LLC plans closure of Unit 1 reactor at Susquehanna nuclear power plant, Photo may show Iran is washing Parchin for IAEA, Reject Rosatom but not over Chernobyl; LETTERS, contagious ecthyma (pustular dermatitis) virus of sheep, Containment Spray System, Post Accident Recirculation Phase, Containment Spray System, Post-Accident Injection Phase, Contaminant Exposure and Effects-Terrestrial Vertebrates Database, Contaminant Monitoring and Remediation Center. 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