information. In such cases, comparator readings until 28 days are taken

e-ISSN: 2582-5208 International Research Journal of Modernization in Engineering Technology and Science

Volume:03/Issue:02/February-2021 Impact Factor- 5.354 www.irjmets.com

0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.03 0.02 0.01 0

A Aggregate source

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 A aggregate

Fig. -5: Source A crushed gravel Expansion graph

E X P A N S I O N

0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.03 0.02 0.01

0

B aggregate source

1 2 3 4 5 6 7 8 9 101112131415

DAYS B aggregate source

Fig. -6: Source B crushed gravel Expansion graph

C0MPARISON

E X P A N S I O N

0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.03 0.02 0.01 0

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

DAYS

A Aggregate source Fig. -7: Comparison of Source A and B crushed gravel Expansion graph The expansion of crushed gravel source A after 14 days was found to 0.0261%. However the expansion of crushed gravel source B after 14 days was found 0.0420%. Both the crushed gravel sources have expansion below the limit of ASTM C 1260 i.e. 0.2%.