Effects of Mixing and Curing Temperature on the Strength Development and Pore Structure of Fly Ash Blended Mass Concrete

Table 3

Mix proportions and properties in fresh concrete.

Concrete	W/C	S/A	Unit content (kg/m^3)
			Water	Cement	Fly ash	Sand	Gravel
OPC-S	0.33	0.49	170	516	—	787	840
BPC-S	0.33	0.53	170	516	—	854	776
FPC-S	0.33	0.50	170	310	206	774	776
OPC-W	0.33	0.49	170	516	—	787	840
BPC-W	0.33	0.53	170	516	—	854	776
FPC-W	0.33	0.50	170	310	206	774	776
0.49	0.49	0.49	0.49	0.49	0.49	0.49	0.49
Concrete	S/A	Chemical; agent	Chemical; agent	Slump; (cm)	Flow; (cm)	Air; (%)	Temp.; (°C)
OPC-S	0.49	C × 1.2%	C × 0.001%	22.0	38.5	4.9	31
BPC-S	0.53	C × 1.3%	—		63.5	4.8	30
FPC-S	0.50	C × 1.0%	—		63.0	4.4	30.5
OPC-W	0.49	C × 1.2%	C × 0.001%	23.5	42.0	4.1	8.5
BPC-W	0.53	C × 1.3%	—		61.5	4.2	10
FPC-W	0.50	C × 1.0%	—		61.2	4.2	8.5

High range water reducing agent, SP8 SX₂. Air reducing agent, MA404.