Application of Lean Management Techniques for Achieving Energy Efficiency in Building Construction: Procurement and Handling of Building Materials

2016 ◽  
Vol 678 ◽  
pp. 135-143 ◽  
Author(s):  
M.P. Devaki

Various studies in the construction industry have been conducted to develop the best practice that is only not capable of improving organization profit but also assists in producing a systematic work process which will encourage the optimal use of resources. Concurrently, the emergence of the lean construction concept is seen as a current approach that can be used to produce best practices because it is viewed as an effort to bring construction industry towards a more optimum productivity level with the efficient usage of resources as well as to produce the utmost value. This paper attempts to draw a correlation between the adoption of lean management principles and the energy utilized during the construction process.

PsycCRITIQUES ◽  
2013 ◽  
Vol 5858 (5050) ◽  
Author(s):  
Erica J. Gannon ◽  
Mike Martin
Keyword(s):  

2020 ◽  
Vol 6 (1) ◽  
pp. 39
Author(s):  
Mohd Fisal Ishak ◽  
Kartina Alauddin ◽  
Mohd Shahrol Hafiz Ibrahim

Payment in the Malaysian construction industry has generally been an issue of concern. Late and non-payment problem is endemic in construction and needs to be addressed. The aim of this study is to investigate the issues related to late and non-payment based on the building materials suppliers’ perspective. Questionnaires were distributed to suppliers of building materials in the Klang Valley. Findings from the study shows the main cause of late and non-payment is the paymaster’s poor financial management while the main effect of late and non-payment is problem with the cash flow.  The most recommended possible solution to cope with the issue is for the paymaster to conduct training on financial and cash flow management to the management team in the company.  


2019 ◽  
Vol 0 (1) ◽  
pp. 7-17
Author(s):  
V. O. Palamarchuk ◽  
O. A. Tovkai ◽  
V. V. Voitenko ◽  
O. V. Mazur ◽  
O. P. Nechay

2013 ◽  
Vol 2013 ◽  
pp. 1-7 ◽  
Author(s):  
Suchita Rai ◽  
Dilip H. Lataye ◽  
M. J. Chaddha ◽  
R. S. Mishra ◽  
P. Mahendiran ◽  
...  

“Red mud” or “bauxite residue” is a highly alkaline waste generated from alumina refinery with a pH of 10.5–12.5 which poses serious environmental problems. Neutralization or its treatment by sintering in presence of additives is one of the methods for overcoming the caustic problem as it fixes nearly all the leachable free caustic soda present in red mud. In the present study, feasibility of reducing the alkaline nature of red mud by sintering using fly ash as an additive via Taguchi methodology and its use for brick production, as an alternative to clay, is investigated. The analysis of variance (ANOVA) shows that sintering temperature is the most significant parameter in the process. A pH of 8.9 was obtained at 25–50% of red mud and 50–75% fly ash with water and temperature of . Alternatively 50% of red mud can be mixed with 50% of fly ash with water at temperature of to get a pH of about 8.4. The mechanism of this process has been explained with also emphasis on chemical, mineralogical, and morphological analysis of the sintered red mud. The results would be extremely useful in utilization of red mud in building and construction industry.


Author(s):  
Rijk Block ◽  
Barbara Kuit ◽  
Torsten Schröder ◽  
Patrick Teuffel

<p>The structural engineering community has a strong responsibility to contribute to a more efficient use of natural resources. Nowadays the construction industry is by far the most resource intense industry sector, approximately 40-50% of all primary raw materials are used, which raises the question about the architects and engineer’s accountability. In this context and as a result of the Paris Climate agreement the Dutch government defined the program “Nederland Circulair in 2050”, which states the ambition to use 50% less primary materials in 2030 and to have a full circular economy in 2050.</p><p>One possible approach to achieve these ambitious goals is the application of renewable, bio-based materials in the built environment and to replace traditional, typically cement-based, materials. Already in the past natural building materials, such as timber and bamboo have been used widely, but in recent years new materials came up and provide new opportunities to be used in the construction industry. The authors explored various alternatives, such as hemp and flax fibres, mycelium and lignin-based fibres for composite materials, which will be described with various experimental and realised case studies.</p>


2004 ◽  
Vol 10 (4) ◽  
pp. 135-141 ◽  
Author(s):  
Romualdas Ginevičius ◽  
Valentinas Podvezko ◽  
Algirdas Andruškevičius

The successful performance of construction enterprises as well as their competitiveness are largely determined by the construction technology and management methods used. In this respect two levels referring to a building or structure itself and to a construction enterprise as a whole should be distinguished. The technology of a building or structure embraces its construction system generally characterizing building materials, design solutions and load‐bearing structures and enclosures used in the construction of this particular building. The problem of selecting a general technological criterion for the whole construction enterprise arises. A construction enterprise fulfilling its annual program can simultaneously construct buildings and structures based on various construction systems, i.e. it can use various technologies. Searching for an integrated criterion to describe an enterprise as a whole three main issues including the variation of the applied technologies and their volumes and technological effectiveness should be taken into consideration. In the paper the problem of determining technological effectiveness of construction systems is considered. A method of pairwise comparison developed by T. Saaty was used to address this problem. The calculations were made for all thirteen technologies currently used in Lithuanian construction industry. Based on the suggested approach the weight of technological effectiveness was determined for each of them in the parts of one.


2018 ◽  
Vol 18 (3) ◽  
pp. 362
Author(s):  
Mustafa M. Al-Balushi ◽  
Zahid Al-Mandhari

Objectives: Lean management (LM) principles were first developed by a Japanese manufacturing company to maximise value and minimise waste in the automotive industry. However, these principles can also be applied in the healthcare sector. This study aimed to illustrate the process of implementing LM principles in a radiation oncology department to streamline workflow and identify and reduce waste. Methods: This study took place in the Department of Radiation Oncology, Royal Hospital, Muscat, Oman, in December 2016. A value stream map (VSM) was created for the chain of processes followed in the department. A waste analysis was conducted to determine which processes did not add value for the patient or healthcare provider. Results: Based on the VSM analysis, only six out of 13 steps were found to be of value. Necessary and unnecessary non-value-adding activities were identified. Sources of waste included parking and registration. In addition, variabilities in workload were noted. Conclusion: Overall, LM principles improve workflow, reduce waste and enhance patient and staff satisfaction. In the current study, the application of LM principles helped to improve value in a radiation oncology department.Keywords: Health Services Administration; Healthcare Quality Assurance; Total Quality Management; Organization and Administration; Efficiency; Oman.


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