scholarly journals The CLT Panels in Structural Restoration: Characteristics and Technical Regulations

2021 ◽  
Author(s):  
G. Frunzio ◽  
L. Di Gennaro ◽  
L. Massaro ◽  
F. D'Angelo
2020 ◽  
Vol 25 (1) ◽  
pp. 18-25
Author(s):  
E.A. Sysoeva ◽  

The article analyzes the development and implementation of technical regulations on the territory of the Eurasian economic Union. The suggestions concerning the necessity of periodic assessment of the scientific and technical level of the current technical regulations are proposed. It is shown that mandatory for application within the territory of the Eurasian economic Union technical regulations are treated as documents that have an effective impact on improving the quality of the population life, the comfort of its accommodation, is aimed at protecting life and health of citizens, environment, they serve as a tool to eliminate technical barriers to trade, the exclusion of presence in the consumer market of the Eurasian economic Union substandard, counterfeit, adulterated, energy inefficient and hazardous products, including imported.


Author(s):  
M.I. Chubirko ◽  
O.V. Klepikov ◽  
G.P. Dubova ◽  
E.M. Studenikina

The article considers problematic practical moments of compliance with the rules and methods of research of safety indicators of non-food products in accordance with the requirements of the Technical Regulations of the Customs Union. The authors give examples of the inconsistency of the measurement procedures presented in the lists, indicated in the lists of various technical regulations for the study of non-food products, directly affects the work of laboratories and limits their ability to conduct research. Using the example of methods for determining the concentration of formaldehyde in air extracts indicated in different technical regulations for non-food products, it is shown that in practice there are situations when the same safety index for different groups of goods is investigated according to different measurement methods. It has been shown that until now in the lists of documents in the field of standardization, containing rules and methods of research (testing) and measurements, there are methods that do not meet the sensitivity requirements specified in the same technical regulations, as well as certain documents that have become invalid. Proposals on synchronization of rules and methods for researching the safety indicators of non-food products for timely provision of sanitary and epidemiological surveillance with objective data on valid up-to-date documents have been developed.


2017 ◽  
Vol 21 ◽  
pp. 102-107
Author(s):  
Constantin Sorin Scutarasu ◽  
Dan Diaconu-Şotropa ◽  
Marinela Barbuta

Important goals in the fire safety design, such as preventing loss of life and goods damage, are achieved by maintaining the stability of structures exposed to fire for a period of time established by norms and standards. Real fire scenarios confirm that the specific technical regulations which actually have a prescriptive character (both national and international) do not deal with sufficient possibilities regarding the assessment of structural fire safety. The new approach on structural safety, based on engineering notions, gives us additional prospects on it and it is included in the issues of the fire safety design of structures. A relatively new field of study, known by a few professionals focused on fire safety (but well acknowledged in the research area), fire safety design met with lots of changes and restructuring of the governing concepts and procedures and of the information with which they operate, due to the fast accumulation of experience in this area of engineering activity. Consequently, after countries such as Australia, Canada, New Zeeland or USA provided towards professionals specific technical regulations for fire safety design, groups of experts in these aforementioned countries have joined their forces to try to diminish the differences that exists between those regulations and to give a unitary character to them, a better conceptualized engineering approach of the fire safety design. The result: occurrence of the publication International Fire Engineering Guidelines (last edition from 2005). The systematic approach of fire safety design in constructions pointed, once again, the possibility of modular organization of this field of study, the relations between modules being established according to the objective or objectives in the fire safety design for a specified building. This article aims to put forward, from this modularized perspective, the study of the fire safety design of a building exposed to fire; hence, the practical part of the article exhibits the numerical simulation of initialization and development of the fire process for a large scale religious building. The main features of the building represent the amount of space that facilitates the spreading of smoke and warm gases and which increases the risk of damaging the structural reinforced concrete elements. Application calls to specific numerical simulation with a higher degree of credibility, such as those realized by the FDS (Fire Dynamics Simulation) software.


2021 ◽  
pp. 41-43
Author(s):  
Светлана Семеновна Морозова ◽  
Ирина Михайловна Абрамова ◽  
Наталья Евгеньевна Головачёва ◽  
Любовь Павловна Галлямова ◽  
Наталья Александровна Шубина

На основании проведенных исследований установлено, что обработка черносмородинового и клюквенного спиртованных соков нитрилотриметилфосфоновой кислотой позволяет снизить концентрацию железа до нормы, установленной требованиями ТР ТС 029/2012 «Требования безопасности пищевых добавок, ароматизаторов и технологических вспомогательных средств» - не более 10 мг/дм, и повысить прозрачность спиртованных соков. Based on the conducted studies, it was found that the treatment of blackcurrant and cranberry alcoholic juices with nitrilotrimethylphosphonic acid reduces the concentration of iron to the norm established by the requirements of Customs Union Technical Regulations «Safety requirements of food additives, flavorings and processing aids» (CU TR 029/2012) - no more than 10 mg/dm and increases the transparency of alcoholic juices.


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