CE-502 Transportation Engineering - II - May 2024 Question Paper

Under each question, How to answer lists the points an answer should cover, outlined by CampusPrep from the syllabus. Check the details against your textbook.

1. 7 Marks
   aWhat is the different classification of roads?
   How to answer

   • Define need for road classification
   • List classifications by function, traffic, tonnage, etc.
   • Brief description of each class
   • Examples as per Indian practice
2. 7 Marks
   bWhat are the uses of map study in engineering surveys for highway location?
   How to answer

   • Define map study in highway location
   • Sources of maps and data
   • Uses in selection of alignment and surveys
   • Advantages in time and cost saving
3. 7 Marks
   aWrite short notes on the followings:

   1. i)Bituminous Macadam
   2. ii)Water Bound Macadam
   3. iii)Wet Mix Macadam
   How to answer

   • Define Bituminous Macadam, materials and construction
   • Define Water Bound Macadam, materials and construction
   • Define Wet Mix Macadam, materials and construction
   • Uses of each in pavement layers
4. 7 Marks
   bWhat are the advantages and disadvantages of rigid pavement?
   How to answer

   • Define rigid pavement
   • List advantages such as durability, low maintenance
   • List disadvantages such as high cost, joints, curing time
   • Concluding comparison with flexible pavement
5. 7 Marks
   aDiscuss the scope of soil stabilization in road construction.
   How to answer

   • Define soil stabilization
   • Objectives in road construction
   • Scope and applicability for weak soils
   • Methods and benefits
6. 7 Marks
   bExplain grade separated intersections, their advantages and limitations.
   How to answer

   • Define grade separated intersection
   • Types such as flyover, underpass, interchange
   • Advantages for traffic flow and safety
   • Limitations of cost, space and complexity
7. 7 Marks
   aExplain the various aircraft characteristics affecting the planning and design of airport.
   How to answer

   • List aircraft characteristics: weight, wing span, length, speed
   • Effect on runway, taxiway and apron design
   • Effect on terminal and clearances
   • Critical aircraft concept
8. 7 Marks
   bThe length of runway under standard conditions is 2400 m. The elevation of airport site is 400 m. The reference temperature of the runway site is $40^{\circ}C$. if the runway is to be constructed with an effective gradient of $0.3\%$, calculate the corrected length of runway.
   How to answer

   • State ICAO correction for elevation 7% per 300 m
   • State correction for temperature and gradient 20% per 1%
   • Apply corrections sequentially to 2400 m
   • Compute final corrected runway length
9. 7 Marks
   aExplain geometrical elements of airport runway.
   How to answer

   • Define runway geometric elements
   • Explain length, width, longitudinal and transverse grades
   • Explain safety area, shoulders and sight distance
   • Sketches of runway cross-section and plan
10. 7 Marks
    bDerive an expression for finding super elevation of highway.
    How to answer

    • Consider vehicle on horizontal curve with superelevation
    • Resolve forces: centrifugal, weight and friction
    • Apply equilibrium transverse to pavement
    • Derive $e+f = v^2/gR$ and design $e$ expression
11. 7 Marks
    aWrite the note on the following term:

    1. i)Taxi Way
    2. ii)Runway Capacity
    3. iii)Wind Rose Diagram
    How to answer

    • Define Taxiway, its function and layout
    • Define Runway Capacity and factors affecting it
    • Define Wind Rose Diagram and its use in orientation
    • Diagrams for each term
12. 7 Marks
    bWhat are the IRC specifications for the construction and maintenance of rigid pavement?
    How to answer

    • State IRC codes for rigid pavement
    • Specifications for materials, mix and thickness
    • Construction and joint specifications
    • Maintenance requirements
13. 7 Marks
    aExplain origin and destination study. What are the various uses of origin and destination studies?
    How to answer

    • Define origin and destination study
    • Methods of O-D survey
    • Various uses in planning and design
    • Presentation of O-D data
14. 7 Marks
    bExplain the various design factors in road lighting.
    How to answer

    • Define road lighting objectives
    • Factors: intensity, uniformity, glare, mounting
    • Spacing and arrangement of lamps
    • IRC guidelines for design
15. 7 Marks
    aDiscuss the objectives of the following types of joints, draw neat sketches:

    1. i)Expansion joint
    2. ii)Contraction joint
    3. iii)Construction joints
    4. iv)Longitudinal joints
    How to answer

    • Define purpose of each joint: expansion, contraction, construction, longitudinal
    • Explain location and spacing
    • Draw neat sketches showing dowel and tie bars
    • Functional comparison of joints
16. 7 Marks
    bWhat are the purposes of parking studies? Explain methods of on street parking.
    How to answer

    • Define parking studies and their purposes
    • Types of on-street parking: parallel, angle, perpendicular
    • Explain methods with sketches
    • Advantages and limitations of each method