What Lightweight Concrete?
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
What Lightweight Concrete?
Expert Solution
Step 1
Objective: To state what is Lightweight concrete.
Solution:
Lightweight concrete, as the name implies, is characterized by its low weight per unit volume specifically its low density. It is formed by substituting normal aggregate with lightweight coarse aggregate or using the process of aeration.
The density of a lightweight concrete is expected to be between 90 to 115 lb/ft2 , whereas the normal weight concrete has density in the range of 140 to 150 lb/ft2.
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