engineering recuitment APSC AE Civil 2020 Test Series Highway Engineering Highway Materials and Maintenance
A bitumen concrete mix has average specific gravity of material 2.525 and theoretical specific gravity of 2.620. The density of bitumen used is 1.03 g/cc and percent bitumen content by weight in the mix is 4.5. The percent of volume voids in mineral aggregate and percent volume filled by bitumen respectively are _________.
1
11.03 and 3.623
2
14.65 and 11.03
3
14.65 and 75.29
4
11.03 and 75.29