. Author manuscript; available in PMC: 2021 Jan 1.

Published in final edited form as: Fire Saf J. 2020;111:https://doi.org/10.1016/j.firesaf.2019.102930.

Table 2.

Details of concrete placement [8].

Test assembly	Wet Unit Weight^*	Slump^*	Air content^*	Water added	Compressive strength at 28 days	Compressive strength at 56 days days
	(lb/ft³)	(in.)	(%)	(gal)	(psi)	(psi)
1	114.2/114.8	6/8	4.5/5.75	4	4177	4735
2	109.4	7.5	8.75	-	2937	3893

Results before and after water added