Question 21 Especially critical with stiff concrete mixes. Over- consolidation must be avoided, as it can lead to segregation of aggregate as larger particles descend and finer components rise to toward the surface. Select one: True False Question 22 Formwork can account for half or more of total costs of concrete construction. Select one: True False O
Question 21 Especially critical with stiff concrete mixes. Over- consolidation must be avoided, as it can lead to segregation of aggregate as larger particles descend and finer components rise to toward the surface. Select one: True False Question 22 Formwork can account for half or more of total costs of concrete construction. Select one: True False O
Chapter2: Loads On Structures
Section: Chapter Questions
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Transcribed Image Text:Question 21
Especially critical with stiff concrete mixes. Over-
consolidation must be avoided, as it can lead to
segregation of aggregate as larger particles descend
and finer components rise to toward the surface.
Select one:
True
False
Question 22
Formwork can account for half or more of total costs of
concrete construction.
Select one:
True
False
O
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