Project: Analyze a Life-Cycle Assessment Case Study
Assignment directions
Read “Cradle to Gr...
Engineering, 05.12.2021 02:00 AT3P
Project: Analyze a Life-Cycle Assessment Case Study
Assignment directions
Read “Cradle to Grave: Case Studies of Buildings’ Environmental Footprint” at and answer the following questions. Add a one-paragraph introduction when you’re done answering the questions.
Assignment guidelines
Your introduction should explain the concept of a life-cycle assessment and define any terms you deem necessary. Then copy the following questions into your paper and answer them in complete sentences and/or paragraphs.
In your own words, explain the concept of the “U. S. average electricity mix.”
Describe the purpose of eQUEST, and provide a link to it.
During a building’s long maintenance phase, what building materials are likely to be discarded and how?
Provide a link to the online Athena Impact Estimator that is used to calculate the steel building demolition energy, and describe briefly how it works.
Looking at Figure 2, discuss the environmental impact of each life-cycle phase of a building (manufacturing, construction, operation, maintenance, and end-of-life); for example, which phase consumes the most fossil fuels? Which has the most global warming potential? Provide a summarizing statement.
Analyzing the data in Figure 3, discuss the environmental impact of each building system (foundations, walls, beams and columns, floors, and roofs); for example, which system consumes the most fossil fuels? Which system has the most potential for acid rain? Provide a summarizing statement.
Explain the concept of the environmental footprint in the study’s title as it relates to the study’s results.
Answers: 2
Engineering, 03.07.2019 14:10, cowgyrlup124
Explain the difference laminar and turbulent flow. explain it with the shear stress and the velocity profiles.
Answers: 1
Engineering, 03.07.2019 15:10, theamandawhite
Ahouse has the following electrical appliance usage (1) single 40w lamp used for 4 hours per day (2) single 60w fan used for 12 hours per day (3) single 200w refrigerator that runs 24 hours per day with compressor run 12 hours and off 12 hours find the solar power inverter size in watt with correction factor of 1.25.
Answers: 1
Engineering, 04.07.2019 18:10, Tyrant4life
Draw the engineering stress-strain curve for (a) bcc; (b) fcc metals and mark important points.
Answers: 1
Mathematics, 09.02.2021 01:00
Mathematics, 09.02.2021 01:00
Mathematics, 09.02.2021 01:00
Mathematics, 09.02.2021 01:00
History, 09.02.2021 01:00
Arts, 09.02.2021 01:00