Properties of Cementitious Repair Materials for Concrete Pavement

Table 4

Typical ranges of constituent materials for high early strength concrete [51, 106–110].

Mix characteristic	4–6 hours concrete	6–8 hours concrete	12–16 hours concrete	20–24 hour concrete
Cement type	Normal or high early strength	Normal or high early strength or blended	Normal or high early strength or blended	Normal or high early strength or blended
Cement content	385–565 kg/m^3	385–565 kg/m^3	420–500	400–475 kg/m^3
W/c ratio	0.32–0.40	0.36–0.40	0.32–0.46	0.40–0.47
Accelerator	Yes	Yes	None to yes	None to yes