Compaction Test Q1. Explain with aid of drawings/ Pictures the standard procedure to perform soil compaction test.5Degrees Q2.A soil...

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Civil Engineering

        

Compaction Test

Q1. Explain with aid of drawings/Pictures the standard procedure to perform soil compactiontest.5Degrees

Q2.A soil having a specific gravity ofsolids G = 2.75, is subjected

Observation number

1

2

3

4

5

Mass of wet sample , g

1387.8

1765.28

1824

1784

1701

Water content, percentage

7.5

12.8

17.28

21.0

25.8

to

Proctor compaction test in a mold ofvolume V = 945 cm3. The observations recorded are asfollows:

  • What are the values of maximum dry unit weight and the optimummoisture content? [10 DEGREES]
  • Draw 100% saturation line.[2 DEGREES]

Q3.Differentiate:

  1. Compaction and consolidation, and [2]
  2. Standard Proctor and modified Proctor tests.[3]

Q4.Draw an ideal 'compaction curve'and discuss the effect of moisture on the dry unit weight ofsoil.[3]

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