Evaluation of Concrete Durability Performance with Sodium Silicate Impregnants

Table 6

Decrease ratio of chloride penetration depth.

Period (days)	Condition	Control	C type	I type
		Ratio of chloride penetration depth (21 MPa: %)
360	Tidal	100.0	94.3	80.0
360	Submerged	100.0	86.7	83.3
720	Salt-sprayed	100.0	75.0	58.3
		Ratio of chloride penetration depth (34 MPa: %)
360	Tidal	100.0	100.0	81