scholarly journals Query Support for BIMs using Semantic and Spatial Conditions

Author(s):  
André Borrmann ◽  
Ernst Rank

A query language for Building Information Models allows users and third-party application programmers to not only analyze the digital building under specific criteria but also to extract partial models from a full building model. This functionality is of crucial importance, since the full BIM is meant to comprise the information of all domains involved in the planning process, but an individual user or programmer is normally interested in only a small subset of it. To specify this subset, a formal language is required which makes it possible to formulate conditions the resulting data set has to fulfill. This concept is also known as providing a certain view of the data available. This chapter gives an overview of the currently available query technologies for BIMs and compares the different options in terms to expressive power and ease of use. The emphasis of the chapter, however, lies in the introduction of spatial query technology for BIMs that has been developed by the authors. Spatial operators extend the analysis and submodel specification capabilities of a query language substantially by providing an intermediate level of abstraction that is close to the human understanding of the geometric-toplological properties of building components and the relationships between them.

2019 ◽  
Vol 109 (04) ◽  
pp. 262-269
Author(s):  
P. Burggräf ◽  
M. Dannapfel ◽  
D. Schneidermann ◽  
M. Ebade Esfahani

Die Planungsmethode des Building Information Modeling (BIM) findet vermehrt in Bauprojekten Anwendung. Bei der Fabrikplanung wird die Produktionsplanung jedoch oftmals nicht integriert mit der Gebäudeplanung geplant. Dies führt häufig zu Kostensteigerungen und Zeitverzögerungen aufgrund intransparenter Informationen und Abstimmungsschwierigkeiten im Planungsprozess. Dieser Beitrag zeigt Anforderungen an eine integrierte Produktions- und Gebäudeplanung im Sinne eines Fabrikinformationsmodells und leitet entsprechende Handlungsempfehlungen ab.   The planning method of Building Information Modeling (BIM) is being increasingly used in construction projects. In factory planning, however, production system and buildings are often not planned in an integrated way. This often leads to cost increases and time delays due to information and coordination problems in the planning process. This article shows what integrated production and building planning requires in terms of a factory information model, deriving appropriate recommendations for action.


The variants of the division of the life cycle of a construction object at the stages adopted in the territory of the Russian Federation, as well as in other countries are considered. Particular attention is paid to the exemplary work plan – "RIBA plan of work", used in England. A feature of this document is its applicability in the information modeling of construction projects (Building information Modeling – BIM). The article presents a structural and logical scheme of the life cycle of a building object and a list of works that are performed using information modeling technology at various stages of the life cycle of the building. The place of information models in the process of determining the service life of the building is shown. On the basis of the considered sources of information, promising directions for the development of the life cycle management system of the construction object (Life Cycle Management) and the development of the regulatory framework in order to improve the use of information modeling in construction are given.


2020 ◽  
Vol 8 (1) ◽  
pp. 4-17
Author(s):  
Nor Akmal Mohamad ◽  
Madihah Khalid

Building information modelling (BIM) is one of the new technologies being used in architectural and constructions projects. At present, BIM curricula are being taught in many Malaysian higher learning institutions, including at the certificate level in community colleges. Even though many studies have investigated behavioural intention to adopt BIM in the industrial setting, studies on the intention to use BIM among students during their training or learning have not received the same level of attention. This study, therefore, investigated the extent to which community college students are willing to accept and use BIM. Factors that influenced their behavioural intention to use BIM, as well as the relationship between the factors and intention to use were also examined. The Technology Acceptance Model (TAM) was used as the theoretical framework to guide the research, where students’ behavioural intention to use BIM was explained through their perceptions of its usefulness and ease of use, as well as their attitude towards BIM utilization in the classroom. A total of 144 community college students enrolled in the architecture programmes in Malaysia were selected as the sample using convenience sampling. The findings show that the students’ behavioural intention to adopt BIM is high. They also perceive BIM as useful and easy to use, and their attitude towards BIM usage appears to be positive. The regression model produced an adjusted R-squared value of 0.790 indicating that 79% of the total variance in the students’ intention to use BIM can be explained by the three independent variables, i.e., perceived usefulness, ease of use, and attitude. Keywords: Building information modelling, perceived usefulness, perceived ease of use, attitude, intention to use, behavioural intention, Technology Acceptance Model


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