What happens to water levels when the moisture content of sand increases while keeping batch quantities constant?

When the moisture content of sand increases while keeping the batch quantities constant, the water levels in the mixture will increase. This is because the increased moisture content implies that more water is being added to the sand. The constant batch quantity necessitates that the amount of solid material remains fixed, so any rise in moisture leads directly to a corresponding increase in the total water content. Essentially, with more water added to the same volume of sand, the overall water levels in the mixture must rise to accommodate this additional moisture, ensuring that the properties of the mixture, such as workability and cohesion, are maintained during processes like mixing or construction.