Laboratory Assessment of Select Methods of Corrosion Control and Repair in Reinforced Concrete Bridges

Table 6

Calculated chloride diffusion coefficients for patch materials of CoC specimens at the conclusion of project (1 inch = 25.4 mm).

Specimen; number	Patch treatment		𝐶0; (% Cl by concrete mass)	𝐷Treatment (in^2/yr)	Index
17 and 18	Control	(Conventional; repair material)	0.445	0.030	2.8
19 and 20	TSZ w/EP-C			0.010	0.9
21 and 22	TSZ			0.004	0.4
23 and 24	EA-A			0.010	0.9
25 and 26	EA-A w/A-C			0.005	0.4
27 and 28	EA-B			0.021	1.9
29 and 30	EM			—	—