• Refine Query
  • Source
  • Publication year
  • to
  • Language
  • 1
  • Tagged with
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • 1
  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Kartläggning av vad som krävs för att svenska byggföretag ska övergå till miljöbetong : En enkätundersökning

Lindqvist, Moa, Lindqvist Berglund, Lisa January 2020 (has links)
Today Portland cement based concrete is used in great extent in building construction, which is an environmental problem as cement production stands for 5-8 % of total global greenhouse gases.  A need for a more environmentally friendly concrete is growing. In a literature study it’s established that there is extensive research in the field of more environmentally friendly concrete, where the results proves that the environmentally friendly concrete shows as good, or better, properties than the concrete with Portland cement. Concrete is one of the most important construction materials and there are high demands on its correct performance. Construction companies in Sweden have a rumor of being indisposed to change and inert to embrace new material and means of construction. This survey intended to map what properties the environmentally friendly concrete should meet to encourage Swedish construction companies to use it. The survey was designed with a statement and criteria derived from the literature study. The literature study consists of peer reviewed articles found via the databases Libris and Scopus through the search words  “concrete”, “green concrete”, “fly ash”, “sustainable” och “challenges”. The respondents were asked to rate the criteria from one to four on how well the statement agrees with the respondents values. The collected data is presented with a bar graph. The result shows that the highest rated criterion is its Long term properties and the lowest rated criterion is a Possible introduction of a company specific emission ceiling.

Page generated in 0.1425 seconds