The slope of curve obtained between the number of blows and water content in the cassagrande’s method is ______

The resistance to flow is measured by ______

In Indian system the soil is classified as per ______

The liquid limit of the soil is determined by ______

Which bitumen does not need heating?

The DBM is used in ______

Gravel having well grading is denoted by ______

The unpaved shoulder usually consists of ______