Assertion: concrete | /r/HasProperty | covered with a 6-mil poly plastic
Facets:
value: due to air permeability
type: CAUSE
value: due to the low water content
type: CAUSE
value: within 5–15 minutes of tamping
type: TEMPORAL
Source sentences:
text: Due to the low water content and air permeability, within 5–15 minutes of tamping, the concrete must be covered with a 6-mil poly plastic, or it will dry out prematurely and not properly hydrate and cure.