SEISMIC RESISTANT DESIGN OF MASONRY STRUCTURES
CE 72502
Course Objectives:

  • To comprehend the fundamental principles of masonry behavior during earthquake
  • To understand the mechanics of masonry elements subjected to various load effects including bending, shear, and axial forces.
  • To discuss the code principles of masonry structures and apply them in design of masonry structures
  • To design safe and efficient masonry structures from seismic viewpoint
  • Fundamentals of Earthquake Engineering
    (8 hours)
    • Origin, of Earthquake
    • Nature of Earthquake Force
    • Earthquake Force Parameters
    • Earthquake as Lateral Force in Building
    • Time History, Frequency Spectra and Response Spectra of Earthquake Force
  • Introduction to Masonry and NonnEngineered Construction
    (4 hours)
    • Nature of Masonry Structures
    • Mechanical and Physical Properties of Bricks and Walls
    • Types of Masonry Structures: Load Bearing Walls, Infill Masonry and Confined Masonry
    • Elements of Masonry Structures
  • Response of Masonry Structures to Earthquakes
    (5 hours)
    • Lateral Force Resisting Systems
      • In Plane and Out-of-Plane Behavior
      • Typical Damages to Masonry Buildings in Earthquakes
      • Modes of Failure of Masonry Structures
  • Seismic Analysis and Design of Masonry Buildings
    (12 hours)
    • Design Principles and Code Specifications for Masonry Construction
    • Design for Axial Load and Bending
    • Slenderness Effects
    • Design for Shear
    • Seismic Design of Masonry Shear Walls
  • Reinforced Masonry
    (10 hours)
    • Introduction to Reinforced Masonry
      • Flexural Strength
      • Shear Strength of Reinforced Masonry
      • Reinforced Masonry Columns and Beams
  • Repair and Strengthening Techniques for Damaged Masonry Buildings after Earthquakes(6 hours)

Tutorial:

  • Design of Walls for Gravity Load (Review)
  • Calculation of Lateral Load from Code
  • Design of Walls
  • Design of Reinforced Masonry Walls (Flexure and Shear)

Practical / Project Work:
Design a 2-3 storey masonry building considering seismic load.
(The students should carry out survey of masonry building and select one of the buildings for design. Each student shall submit design for unique building.)
References:

  • T. Paulay, M. J. N. Priestley, "Seismic Design of Reinforced Concrete and Masonry Buildings", John Wiley & Sons, Inc., New York.
  • W. Hendry, B. P. Sinha, S. R. Davies, "Design of Masonry Structures", E & F N Spon, Londn UK.
  • S. Sahlin, "Structural Masonry", Prentice Hall, Engelewood Cliffs, New Jersey.
  • W. Hendry, "Structural Masonry", Macmillan, Houndmills, Basingstoke.
  • Tomazevic, M, "Earthquake-resistant Design of Masonry Buildings", Imperial College Press.
  • Arya A, Boen T, Ishiyama Y, Martemianov A, Meli R, Scawthorn C, Vargas J and Yaoxian Y , "Guidelines for Earthquake Resistant Non-engineered Construction",

Evaluation Scheme:
The questions will cover all the chapters in the syllabus. The evaluation scheme will be as indicated in the table below:

Chapter

Hours

Marks Distribution*

1

8

16

2

4

8

3

5

10

4

12

20

5

10

16

6

6

10

Total

45

80

*There could be minor deviation in mark distribution.

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