... determined. The ratio of cement carbon dioxide footprint to strength ratio is suggested as an indicator to highlight the environmental contributions of the AABs. The AABs showed different strength levels depending on the activator type and its concentration. A maximum 28-day compressive strength of 25.2 MPa...

... environment recycling & reuse of materials For several years, the use of fine recycled concrete aggregates (FRCAs) to produce concrete has been widely studied on account of the need to find a new environmentally friendly raw material. The scarcity of fine natural aggregates (FNAs...

... to λ and using the boundary conditions above, the water diffusivity can be determined by Equation 5 concrete structures concrete technology & manufacture environment Moisture transport in concrete is a fundamental process in a wide range of environmental processes...

... are commonly used due to their environmentally friendly and thermally efficient characteristics. Mud bricks as a construction material have great significance due to their insulating properties. According to Binici et al. (2007) , a fibre-reinforced mud brick house was found to be 56% cooler...

... for concreting operations in different environmental conditions. Measures implemented for concrete performance need to consider the particular ambient environment prevailing in a country or region as hot humid climates will have totally different performance specifications from, for example, cool temperate...

...Jitendra A. Jain, PhD; Anuj Seth, PhD; Nicholas DeCristofaro, PhD This paper describes the environment impact of low-lime calcium silicate (Ca₂SiO₄) cement (CSC) that cures by a reaction with gaseous carbon dioxide (CO₂). The production of CSC requires less...

... of brick drying. The results show the values obtained on day 28, which corresponds to the highest water loss. 27 07 2016 16 08 2017 ICE Publishing: All rights reserved 2017 conservation demolition environment The environmental problem generated by construction wastes...

...Kirti Kanta Sahoo, BTech, MTech; Aparna K. Sathyan, BTech, MTech; Pradip Sarkar, BE, ME, PhD; Robin Davis, BE, ME, PhD The construction industry uses cement, the production of which is heavy contributor to carbon dioxide (CO₂) emissions and environmental damage. Any method that reduces...

... structures. Alternative tests are being developed, but these could take much longer, and it is concluded that numerical methods may be the most practical solution. 28 11 2015 21 03 2016 ICE Publishing: All rights reserved 2016 dams, barrages & reservoirs environment materials...

... 06 2015 ICE Publishing: All rights reserved 2015 environment landfill sustainability With an increasing need to consider sustainability in concrete construction, research in the UK has focused on a number of approaches to deliver more environmentally friendly concrete...

... and Information   28 (3): 1 – 8 . Thormark   C (2002) A low energy building in a life cycle – its embodied energy, energy need for operation and recycling potential . Building and Environment   37 (4): 429 – 435 . van der Werf   HMG and Turunen   L (2008) The environmental impacts...

... of Technology, in Goteborg, Sweden on 22–23 March 2012, where their visit was hosted by Dr Pernilla Gluch from the civil and environmental engineering department and Dr Henrikke Baumann (Baumann and Tillman, 2004), from the energy and environment department. The university has been a leader in the area of LCA...

... environment recycling & reuse materials Resources and the environment are the two most important subjects that influence modern development. Each year, the mining industry generates significant amounts of mine tailings. The storage of these tailings requires large areas of land and leads to high...

...Jairo José de Oliveira Andrade, PEng, MSc, DrEng; Viviane Mattje, PEng, MSc To protect the environment there is worldwide pressure to establish sustainable conditions for all kinds of industrial processes. In the leather industry, tanning is the main process used to protect the hide from...

... of a sustainable solution to one of the serious environmental pollution problems in the world. environment recycling & reuse of materials waste management & disposal Figure 1 Cigarette butts used in the study Table 1 Properties of the soil used in making fired bricks Soil...

... or 10% fly ash plus 10% kiln dust as a replacement of type I cement. Such usage would lead to technical, economic, and environmental benefits in terms of a reduction in the quantity of cement and utilisation of waste industrial by-products. As the electrical resistivity of blended cement concretes...

... by international environmental laws and also needs to carefully manage the natural resources, which are converted into construction materials. The so-called ‘three pillars of sustainability’ are the environment, the economy and society, and focusing on these three pillars in selecting materials for buildings...

... the mix containing 20% SDW did start to exhibit an increase in expansion. 14 02 2008 19 05 2008 © 2008 Thomas Telford Ltd 2008 concrete technology & manufacture environment recycling & reuse of materials This paper is part of a wide-ranging research...

... treatment: less than 10 ^* Ministry of the Environment, Environmental Quality Standards for Soil Contamination, Soil Contamination Countermeasures Law. ^† Ministry of the Environment, Ministerial Ordinance to Specify Drainage Standards, Water Pollution Control Law...

... Monte Carlo method . Science of the Total Environment , 2005 , 340 , 1–3 : 23 – 33 . 36 Cellura   M. , Fulvio   A. , Marco   B. FALCADE. . a fuzzy software for the energy and environmental balances of products . Ecological Modeling , 2004 , 176 , 3–4 : 359 – 379 . 37...