Demarcate optimum dampness and maximal dry density of soil source
Demarcate optimum dampness and maximal dry density by compactness
Sub grade shaping
Do well record and check signed certification
Checking
Leveling with grader
Rolling
Paving with bulldozer
Filling in layer
Checking base
Rolling base before filling
Clean base and survey and laying-out
Geological survey
Workmanship flaw