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Chapter: Civil - Highway Planning and Alignment - Evaluation And Maintenance Of Pavements

Evaluation And Maintenance Of Pavements

Civil - Highway Planning and Alignment - Evaluation And Maintenance Of Pavements



 

 

 

1.What are the proportions of bihiminour material?

1.Consistency

2.Durability

 

2.What are test of bitumen?

1.Generation test

2.Ductility test

3.Solubility test

 

3.What are different grade of bitumen?

30/40, 80/100, 60/70

 

4. Define emulsion?

Emulsion is a combination of water bitumen and an emulsifying agent.

 

5.What are test for bitumen emulsion?

1.Sieve test

2.Mining test

 

6.What are general causers of pavement failure?

1.Faulty material of commotion

 

2.Faulty construction and improper quality control during construction.

 

7.What are typical failover of flexible pavement?

1.Shear failure

2. Longitudinal cracks.

 

8.What is typical failure of cement concrete pavements?

1.Mud pumping

2.Spelling of join

 

9.What are the classifications of maintenance?

1.Routine maintenance (or) repairs

2.Periodic maintenance

3.Special repairs.

 

10.           What are two methods of pavements evaluation?

1.Structural evaluation of pavement

2.Evaluation of pavement surface conditions.


 


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