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Table 5: Compressive strength Grade of Specimen Maximum load (kN) concrete 7 days 14 days 28 days G20 A1 133.0 161.0 198.0 A2 130.0 158.0 195.0 АЗ 145.0 172.0 203.0 G25 B1 170.0 204.0 252.0 B2 162.0 193.0 241.0 ВЗ 181.0 225.0 263.0

Table 5: Compressive strength Grade of Specimen Maximum load (kN) concrete 7 days 14 days 28 days G20 A1 133.0 161.0 198.0 A2 130.0 158.0 195.0 АЗ 145.0 172.0 203.0 G25 B1 170.0 204.0 252.0 B2 162.0 193.0 241.0 ВЗ 181.0 225.0 263.0

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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slump test compressive strength

Table 5: Compressive strength Grade of Specimen Maximum load (KN) concrete 7 days 14 days 28 days G20 A1 133.0 161.0 198.0 A2 130.0 158.0 195.0 АЗ 145.0 172.0 203.0 G25 B1 170.0 204.0 252.0 B2 162.0 193.0 241.0 B3 181.0 225.0 263.0 a) Calculate the compressive strength (convert into N/mm2) of all concrete specimens b) Determine the mean compressive strength of specimens for respective curing ages c) Plot the graph to show the compressive strength of both types of specimens at various curing ages d) Make comparison on the development of strength rate of both types of concrete e) Discuss the effects of curing age in development of compressive strength of concrete
Transcribed Image Text:Table 5: Compressive strength Grade of Specimen Maximum load (KN) concrete 7 days 14 days 28 days G20 A1 133.0 161.0 198.0 A2 130.0 158.0 195.0 АЗ 145.0 172.0 203.0 G25 B1 170.0 204.0 252.0 B2 162.0 193.0 241.0 B3 181.0 225.0 263.0 a) Calculate the compressive strength (convert into N/mm2) of all concrete specimens b) Determine the mean compressive strength of specimens for respective curing ages c) Plot the graph to show the compressive strength of both types of specimens at various curing ages d) Make comparison on the development of strength rate of both types of concrete e) Discuss the effects of curing age in development of compressive strength of concrete
f) With using appropriate chart, explain the relationship between density of concrete and compressive strength for both G20 and G25 concrete
Transcribed Image Text:f) With using appropriate chart, explain the relationship between density of concrete and compressive strength for both G20 and G25 concrete
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