Preliminary Examination of the System Fly Ash-Bottom Ash-Flue Gas Desulphurization Gypsum-Portland Cement-Water for Road Construction

Table 6

Water content and absorption of water of Proctor specimens.

Specimen	Water content (%)	Absorption of water (%)
S1 after 7 days	33.09	33.59
S1 after 28 days	37.01	29.95
S2 after 7 days	35.09	35.89
S2 after 28 days	40.99	30.41

S₁ cylindrical specimen made from the mixture: 18.6% FA-6.2% PC-6.2% FGD gypsum-31% BA-38% W, FA composed of particles of <1.652 mm.
S₂ cylindrical specimen made from the mixture: 18.6% FA-6.2% PC-6.2% FGD gypsum-31% BA-38% W, FA composed of particles of <0.42 mm.