Essays about: "concrete grade"

Showing result 1 - 5 of 7 essays containing the words concrete grade.

  1. 1. Students’ perceptions and use of teachers’ feedback on written assignments in EFL classrooms at a Swedish upper secondary school

    University essay from Högskolan Dalarna/Institutionen för språk, litteratur och lärande

    Author : Kamilla Lie; [2022]
    Keywords : English as a foreign language EFL ; assessment; feedback; corrective feedback CF ; written corrective feedback WCF ; student perception; second language acquisition SLA ; Foreign language FL ;

    Abstract : Providing written feedback is a time-consuming part of an English teacher’s work life and there are many ways in which feedback can be provided. According to the Swedish National Agency of Education (2011), teachers must provide their students with feedback. READ MORE

  3. 2. Circular economy in the construction industry: An insight into the difficulties and possibilities with improving the concrete recycling rate for housing in Sweden

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Emelie Sundlin; [2021]
    Keywords : Sustainable Development; Circular Economy; Concrete Recycling; Recycled Aggregate; Housing; Construction Waste;

    Abstract : In accordance with the Paris Agreement and the national goal of climate neutrality by 2045, Sweden needs to lower its greenhouse gas emissions. The second-largest source of CO2 emissions in the country comes from the production of cement, one of the main ingredients of concrete. READ MORE

  4. 3. Effects of cracking of coupling beams onhigh rise towers subjected to wind load

    University essay from KTH/Betongbyggnad

    Author : Brook Worku Woldemikael; [2020]
    Keywords : Crack; reinforcement content; aspect ratio; shear deformation; joint flexibility; concrete grade; effective stiffness.; Sprickor; förstärkningsinnehåll; tvärsnittsförhållande; skjuvdeformation; ledflexibilitet; betongkvalitet; effektiv styvhet;

    Abstract : In high rise towers, reinforced concrete elevator shafts with coupling beams are extensively used as a principal structural element to resist lateral loads. The lateral load resistance of the tower is dominantly dependent on the stiffness of the load-bearing walls, and coupling beams connecting them. READ MORE

  5. 4. Acoustic performance of timber volume elements

    University essay from Lunds universitet/Teknisk akustik

    Author : Oliver Olsson; [2020]
    Keywords : Impact sound insulation; Air-borne sound insulation; Cross laminated timber; CLT; Timber Volume Element; Vibration Insulation.; Technology and Engineering;

    Abstract : The thesis investigates the acoustic performance of light weight timber constructions known as timber volume elements and vibration insulation methods employed in these. Common materials used in light weight timber floor constructions and different floor configurations consisting of these materials were also studied. READ MORE

  6. 5. Nonlinear Finite Element Analysis of Shrinking Reinforced Concrete Slabs-on-ground

    University essay from KTH/Betongbyggnad

    Author : Shruthi Prakash; [2018]
    Keywords : Slabs-on-ground; Gradient shrinkage; Statical indeterminate structure; Vertical deflection and Cracking;

    Abstract : Concrete slabs-on-ground are commonly used in many types of industrial floors, warehouses, highways, parking lots and buildings. Cracks and deflection of slabs are undesired events caused by differential shrinkage, which limits the service life of the slabs. READ MORE