Summary Report of Experimental Study on Dehydration Crack Appearing in the Construction of Turpan Civil Airport Cement Concrete Pavement - The Issues and Discussion of Modern Concrete Science - page 211

Table 16.3 Material content of the second group
Section

AEA/ 0 / 000 Water
reducer

Cement/kg Big

stone/
kg

Small
stone/kg

Sand/
kg

Retarding
agent

Modied
polyester ber

1.4 kg/m 3 The second group,

casted on July 6

C
section

Tianshan low-
alkali 42.5

755 618 676 0.2 2.2 %

325 kg Decreasing

40 %

Increasing
50 %

D
section

Duolang low-
alkali 42.5

755 618 676

325 kg

Explanation Three technologies are applied in each working plane: They are articial oating and then tough napping, articial oating and then moderate

napping, and articial oating together with oating machine and careful napping