Registration No :
Total Number of Pages : 02
6th Semester Back Examination 2017-18
BRANCH : CIVIL
Time : 3 Hours
Max Marks : 70
Q.CODE : C573
Answer Question No.1 which is compulsory and any five from the rest.
The figures in the right hand margin indicate marks.
Attempt all parts of a question at a place
Answer the following questions :
What are the different stresses developed in flexible pavement due to wheel
What are the different types of rigid pavement?
What is mud pumping?
Define vehicle damage factor.
Differentiate between legal axle load and standard axle load.
State the purpose of pavement evaluation.
Differentiate between tyre pressure and contact pressure.
Define Serviceability index.
Define structural number.
What is reflection cracking?
Briefly explain the factors affecting the pavement design.
What are the differences between highway pavement and runway pavement?
Explain ESWL and the concept in the determination of equivalent wheel load.
Calculate ESWL at a depth of 4.5 cm, 16.0 cm and 35 cm for a dual wheel
carrying 22.5 KN each. The centre to centre spacing is 20 cm and the clear
distance between the two tires is 9.5 cm.
What are the different non destructive tests for structural evaluation of paving
materials? Briefly explain the working principle of Falling Weight
Explain the principle and use of Benkelman beam test.
What are the various causes of formation of wave and corrugations in flexible
pavement? Suggest remedial measures.
Enumerate the various steps for design of flexible pavement by AASHTO
Briefly explain different types of distresses in rigid pavement.
(2 x 10)