Optimization of the Mixture Design of Low-CO₂ High-Strength Concrete Containing Silica Fume

Table 5

Performance of low-CO₂ high-strength concrete.

Low-CO2 concrete	fc (MPa)	Slump (mm)	CO2 emission (kg/m^3)	Cost (NT dollar/m^3)	Water/binder	Silica fume/binder	Sand ratio	Sp/binder
Mix1-95 MPa	95.00	202.79	550.21	2271.93	0.26	0.05	0.39	0.02
Mix2-100 MPa	100.00	194.40	550.65	2312.92	0.25	0.05	0.39	0.02
Mix3-105 MPa	105.00	188.14	554.02	2580.69	0.24	0.09	0.39	0.03
Mix4-110 MPa	110.00	184.89	561.50	3169.04	0.24	0.19	0.39	0.03
Mix5-115 MPa	115.00	182.74	594.22	3668.59	0.23	0.25	0.39	0.04