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Table 3 Details of the tensile creep test

From: Tensile mechanical properties of fly ash concrete at early age for thermal stress analysis

Test I.D.

Mix I.D.

Loading age

s/s ratioa

Measurement of Young’s modulus and splitting tensile strength

Measurement of elastic strain

N3–30a

N

3 days

30%

3, 7, 10, 14 and 17 days

At starting and ending

N3–30b

N

3 days

30%

3, 5, 7, 10, 14 and 17 days

Every day

N3–30c

N

3 days

30%

3, 5, 7, 10, 14 and 17 days

Every day

N3–40a

N

3 days

40%

3, 5, 7, 9 and 17 days

Every day

N3–40b

N

3 days

40%

3, 5, 7, 9 and 17 days

Every day

N3–40c

N

3 days

40%

3, 5, 7, 9 and 17 days

Every day

N7–30

N

7 days

30%

7, 9, 11, 14, 17 and 21 days

At starting and ending

FA3–30a

FA

3 days

30%

3, 7, 10, 14 and 17 days

At starting and ending

FA3–30b

FA

3 days

30%

3, 5, 7, 10 and 17 days

Every day

FA3–30c

FA

3 days

30%

3, 5, 7, 10 and 17 days

Every day

FA3–40a

FA

3 days

40%

3, 5, 7, 9 and 17 days

Every day

FA3–40b

FA

3 days

40%

3, 5, 7, 9 and 17 days

Every day

FA3–40c

FA

3 days

40%

3, 5, 7, 9 and 17 days

Every day

FA7–30

FA

7 days

30%

7, 9, 11, 14, 17 and 21 days

At starting and ending

  1. a: Stress/strength ratio