Muzaffarpur Institute of Technology,

Muzaffarpur

COURSE FILE

OF

Design of Steel Structures

(CE 011X20)

Faculty Name:

Pushkar Shivechchhu

Assistant Professor, Department of Civil Engineering

CONTENTS

1. Cover Page & Content

2. Vision of the Department

3. Mission of the department

4. PEO’s and PO’s

5. Course objectives & course outcomes (CO’s)

6. Mapping of CO’s with PO’s

7. Course Syllabus and Evaluation Details

8. GATE Syllabus

9. Time table

10. Student list

11. Course Handout

12. Lecture Plan

13. Assignments

14. Sessional Question

15. Mid-Semester Exam Question Paper

16. Previous Year End Semester Exam Question Papers

17. Reference Materials

18. Results

19. Result Analysis

20. CO Mapping with direct assessment tool

21. Quality Measurement Sheets

a. Course End Survey

b. Teaching Evaluation

Vision Statement of Civil Engineering Department

To get recognized as prestigious civil engineering program at national and international level

through continuous education, research and innovation.

Mission Statement of Civil Engineering department

To create the environment for innovative and smart ideas for generation of professionals to serve

the nation and world with latest technologies in Civil Engineering.

To develop intellectual professionals with skill for work in industry, academia and public sector

organizations and entrepreneur with their technical capabilities to succeed in their fields.

To build up competitiveness, leadership, moral, ethical & managerial skill.

PROGRAMME EDUCATIONAL OBJECTIVES (PEOs)

Graduates are expected to attain Program Educational Objectives within three to four years

after the graduation. Following PEOs of Department of Civil Engineering have been laid down

based on the needs of the programs constituencies:

PEO1: Contribute to the development of civil engineering projects being undertaken by Govt.

and private or any other sector companies.

PEO2: Pursue higher education and contribute to teaching, research and development of civil

engineering and related field.

PEO3: Successful career as an entrepreneur in civil engineering industry

PROGRAMME OUTCOMES (PO)

PO1

Engineering knowledge: An ability to apply the knowledge of mathematics, science,

engineering fundamentals, and an engineering specialization to get the solution of the

engineering problems.

PO2 Problem analysis: Ability to Identify, formulates, review research literature, and

analyze complex engineering problems.

PO3 Design/development of solutions: Ability to design solutions for complex engineering

problems by considering social, economical and environmental aspects.

PO4 Conduct investigations of complex problems: Use research-based knowledge to

design, conduct analyse experiments to get valid conclusion.

PO5 Modern tool usage: ability to create, select, and apply appropriate techniques, and to

model complex engineering activities with an understanding of the limitations.

PO6 The engineer and society: Ability to apply knowledge by considering social health,

safety, legal and cultural issues.

PO7 Environment and sustainability: Understanding of the impact of the adopted

engineering solutions in social and environmental contexts.

PO8 Ethics: Understanding of the ethical issues of the civil engineering and applying ethical

principles in engineering practices.

PO9 Individual and teamwork: Ability to work effectively as an individual or in team, as a

member or as a leader.

PO10 Communication: An ability to communicate clearly and effectively through different

modes of communication.

PO11 Project management and finance: Ability to handle project and to manage finance

related issue

PO12 Life-long learning: Recognize the need for, and have the preparation and ability to

engage in independent and life-long learning.

COURSE DESCRIPTION

Institute/college Name Muzaffarpur Institute of Technology, Muzaffarpur

Program Name B.E. Civil

Course Code/course credits 011X20 (4)

Course Name Design of Steel Structures

Lecture/ Sessional (per week) 3/3

Course coordinator name Pushkar Shivechchhu

This course is designed to review the fundamentals and practices of Design of Steel Structures

within the Civil Engineering curriculum. This course is part of Structural engineering.

Knowledge of this subject will be applied in the design of Steel Connections, Tension Members

Compression Members, Beams, Girders and Plastic analysis of Beams and Frames etc. The

concepts of this course are applicable in all civil engineering structures. The Design of Steel

Structures curriculum is designed to prepare interested students for a future career in the field of

Structural Engineering, Earthquake and Wind Engineering.

COURSE OBJECTIVES

To introduce to students the theory and application of analysis and design of steel

structures.

To develop students with an understanding of the behavior and design of steel members

and system.

To prepare students for the effective use of latest IS Code.

COURSE OUTCOMES:

Upon completion of this Course, students should be able to:

CO1: recognize the manufacturing process and the material properties of steel products.

CO2: recognize the design philosophy of steel structures and concept on limit and working state

design.

CO3: Understanding the behavior of steel structures, in particular, the various forms of failure

for members and connections under tension, compression, bending and combined actions.

CO4: apply the principles, procedures and current code requirements to the analysis and design

of steel tension members, beams, columns, beam-columns, and connections.

CO5: ability to follow different structural design specifications.

MAPPING OF COs AND POs

CO/PO PO1 PO2 PO3 PO4 PO5 PO6 PO7 PO8 PO9 PO10 PO11 PO12

CO1 2 - - - - - 1 - - 1 - 1

CO2 3 3 3 - 1 - 1 - - - 1

CO3 3 3 3 3 - - - - - - - 1

CO4 3 3 3 2 1 1 - 1 - - - 1

SYLLABUS

1. Introduction to Design: Design Loads and Load combinations, Working Stress Design,

Plastic Design, LRFD Method, Introduction to steel and steel structures.

2. Design of structural Fasteners: rivets, bolts, and welds

3. Design of tension members. 4. Design of compression member laced and battened columns.

5. Design of flexure members: Beams- rolled sections, built up section, plate Girders-

riveted/ bolted and welded, Design of eccentric connections: riveted/ bolted and welded.

6. Design of beam: Columns and columns based welded and riveted column bases- moment

resistant connection - semi-rigid connection- design of supports.

7. Design of steel industrial sheds. Wind Design.

8. Introduction inelastic action and plastic hinges application of PD and LRFD

GATE SYLLABUS

Working stress and Limit state design concepts; Design of tension and compression members,

beams and beam- columns, column bases; Connections - simple and eccentric, beam-column

connections, plate girders and trusses; Plastic analysis of beams and frames.

Evaluation Details

Internal assessment is done through quiz tests, presentation, assignments and project work.

Examination rules and regulations are uploaded on the student’s portal. Evaluation is very

transparent process and the answer sheets of sessional tests, internal assessment, and assignment

are returned back to the students.

The components of evaluations along with their weightage followed by the university are given

below:

Sessional test 1 20%

Assignment/quiz/ 05%

Attendance 05%

End term examination 70%

TIME TABLE

TIME 10:00-

10:50

10:50-

11:40

11:40-

12:30

12:30-

01:20

01:20-

01:50

01:50-

02:40

02:40-

03:30

03:30-

04:20

Monday DSS

Tuesday DSS

Wednesday DSS

Thursday

Friday DSS SESSIONAL

Saturday

STUDENTS LIST

S.NO. Roll No Name

1 15C01 Mohsin Jamil Md Nasir

2 15C02 Kumar Shubham

3 15C03 Santosh Kumar

4 15C04 Raja Babu

5 15C05 Krishna Kumar

6 15C06 Sanjeet Kumar

7 15C07 Madhu Rani

8 15C08 Rahul Kumar

9 15C10 Md. Junaid Akhter

10 15C12 Divesh Kumar

11 15C13 Dilip Kumar

12 15C14 Prashant Prabhakar

13 15C15 Priya Kumari

14 15C16 Hemant Kumar Ravi

15 15C17 Deepak Kumar

16 15C18 Chandra Rohit Kumar

17 15C20 Praween Kumar

18 15C21 Ketan Kumar

19 15C22 Kumar Saurav

20 15C23 Priyanshu

21 15C24 Ranjeet Kumar

22 15C25 Chandan Kumar

23 15C26 Aman Kumar

24 15C27 Shubham Kumar

25 15C28 Jay Prakash Kumar

26 15C29 Siraj Anwer Khan

27 15C30 Punahani Pahuja

28 15C31 Md. Zeeshan Haider

29 15C32 Jay Nandan Kumar

30 15C33 Uma Shankar Pandit

31 15C34 Surbhi Rani

32 15C35 Rajesh Kumar Sharma

33 15C37 Priyanshu Prasad Gond

34 15C38 Sudhir Kumar

35 15C39 Md. Asif Khan

36 15C40 Abhishek Kumar

37 15C41 Abhishek Kumar

38 15C42 Md. Akram

39 15C43 Saurabh

40 15C44 Puja Kumari

41 15C45 Pramod Kumar

42 15C46 Deepak Kumar Adig

43 15C48 Suraj Kumar

44 15C49 Sumit Kumar

45 15C50 Rishav Raj

46 15C51 Jugnu Kumar

47 15C52 Sanni Kumar

48 15C53 Mulayam Singh Kush

49 15C54 Venkatesh Jha

50 15C56 Krishlay Kumar Keshav

51 15C57 Prashant Kumar Singh

52 15C58 Md. Firoj Alam

53 15C59 Surya Prakash

54 15C60 Sumit Kumar Sacsena

55 15C61 Azhar Hussain

56 15C62 Chiranjeevi Bhushan Sharma

57 15C63 Rahul Kumar

58 15C64 Meghnath Kumar

59 15C65 Akshay Kumar

60 16(LE)C02 Shabara Khanam

61 16(LE)C03 Raj Bindu Prasad

62 16(LE)C04 Chandan Kumar

63 16(LE)C07 Vikash Kumar

64 16(LE)C08 Anish Kumar

65 16(LE)C09 Kumar Aditya

66 16(LE)C10 Sangram Singh

67 14C28 Ashwani Kumar Singh

TEXT BOOKS:

TB1: A textbook of Design of Steel Structures, Theory and Practice, by N. Subramanian,

Oxford University Press

TB2: Design of Steel Structures by S.K.Duggal, Tata McGraw Hill, New Delhi

TB3: Design of Steel Structures by S. S. Bhavikatti

REFERENCE BOOKS

RB1: Steel Design by William T. Segui

LECTURE PLAN

Topic No. Topic No. of Lecture/ lecture no.

1. Introduction to Design 4

Design Philosophies 1

Limit State Method(LSM)&

Working Stress Design 1-2

Loading and Load Combinations 2-3

LRFD Method 2-3

Plastic Design 3-4

Introduction to steel and steel

structures

4

2. Design of structural Fasteners 14

Rivets and Riveted Connections 5-8

Bolts and Bolted Connections,

Simple Connections, Moment

Resistant Connections

9-12

Welds, Types, and Properties of

the weld, Design of Welds,

Welded Connections

13-16

3. Design of tension members 4

Introduction, Types of Tension

Members, Modes of Failure 17

Factors Affecting the Strength of

tension Member, Angles Under

Tension

18

Design of Tension Member, Lug

Angles, Gussets and Other Sections. 19-20

4. Design of compression member

laced and battened columns.

6

Introduction, Possible Modes of

Failure, Classification of Cross-

Section

21

Elastic Buckling of Slender

Compression Member, Sections

used for Compression Members,

Effective Length of Compression

Member

22

Design of Compression Member

laced and Battened Columns 23-26

5. Design of Beams 5

Introduction, Beam Types, Section

Classification, Behavior of Beam in

Bending

27

Design Strength of Laterally 28-29

Supported Beams in Bending &

Design Strength of Laterally

Unsupported Beams

Design of Beams 30-31

6.

Design of steel industrial sheds 8

Introduction, Plate Girders 32

Distribution of Stress in Plate

Girders 41-42

Total Number of Lecture 42

ASSIGNMENT NO-01

1. Design a lap joint between two plates as shown in Fig. so as to transmit a factored load of

70kN using M16 bolts of grade 4.6 and grade 410 plates.

2. Design a butt joint to connect two plates 175 x 10 mm (Fe 410 grade) using M20 bolts.

Arrange the bolts to give maximum efficiency.

3. Design a connection of a truss joint as shown in fig. using M16 bolts of property class 4.6

and grade 410 steel. Assume that the members shown are capable of resisting the loads.

4. Given the bracket connection shown in Fig. With 24-mm-diameter grade 4.6 bolts and

Plate of Fe 410 steel, is the bolt pattern and plate adequate for the given load in a bearing

type connection assuming threads in the shear plane?

ASSIGNMENT NO-02

1. A tie member of a truss consisting of an angle section ISA 65X65x6 and is subjected to a

factored tension load of 90 kN. The length of the angle is not enough to go from end to

end and hence a splice has to be provided. Design a groove welded.

2. Design a joint according to the instructions given in previous question, if the welding is

done on the three sides of the angle as shown in Fig.

3. A 10-mm thick-bracket plate is used to transmit a reaction of 80 kN (factored load) at an

eccentricity of 80 mm from the column flange. Design the butt weld for grade Fe 410

steel and E 43 electrode. See Fig. for details.

ASSIGNMENT NO-03

1. Determine the minimum net area of the plates as shown in Figs (a) and (b) with a plate of

size of 210 x 8 mm and 16-mm bolts.

2. Determine the design tensile strength of plate (160x8 mm) connected to 10-mm thick

gusset using 16-mm bolts, as shown in Fig., if the yield and the ultimate stress of the steel

used are 250 MPa and 410 MPa, respectively.

3. A tension member in a bridge structure 10-m long is subjected to an axial tensile

(factored) load of 1800 kN. Design the section with channels facing each other. Assume

fu = MPa and fy = 250 MPa.

ASSIGNMENT NO-04

1. Determine the design axial load on the column section ISMB 350, given that the height of

column is 3.0 m and that it is pin-ended. Also assume the following: fy = 250 MPa, fu =

410 MPa; E=2x105

2. Determine the design axial load on the column section ISMB 350. The height of the

column is 6.0 m as shown in Fig. It is effectively restrained at mid-height by a bracing

member in the y-y direction, but is free to move in the z-z direction and both the ends of

the column are pinned. Also assume fy = 250 MPa; fu = MPa, and E = 2x105 N/mm

2

3. Design a double angle discontinuous strut to carry a factored load of 175kN. The length

of the strut is 3.0 m between intersections. The two angles are placed back-to back and

are tack bolted. Consider the following cases.

a) Angles are placed on opposite sides of the gusset plate.

b) Angles are placed on the same side of the gusset plate.

c) Two angles in star formation.

Assume grade Fe 410 steel with fy = 250 MPa.

4. Design a laced column 10-m long to carry a factored axial load of 1100 kN. The column

is restrained in position but not in direction at both ends. Provide single lacing system

with bolted connection.

a) Design the column with two channels back-to-back

b) Design the column with two channels placed toe- to-toe

c) Design the lacing system with welded connections for channels back-to-back

5. Design a built-up laced column with four angles to support an axial load of 900 kN. The

column is 12-m long and both the ends are held in position and restrained against

rotation. Assume Fe 410 grade steel.

ASSIGNMENT NO-05

1. Design a simply supported beam of span 5 m carrying a reinforced concrete floor capable

of providing lateral restraint to the top compressive flange. The uniformly distributed

load is made up of 20 kN/m imposed load is made up of 20 kN/m imposed load and 20

kN/m dead load (section is stiff against bearing). Assume Fe 410 grade steel.

2. Design a simply supported beam of 7 m span carrying a reinforced concrete floor capable

of providing lateral restraint to the top compression flange. The total udl is made up of

100 kN dead load including self-weight plus 150kN imposed load. In addition, the beam

carries a point load at mid span made up of 50 kN dead load and 50 kN imposed load

(assuming a stiff bearing length of 75 mm)

3. The plate girder is required to carry a factored shear of 2800 kN. (See Fig.)

4. Design a load carrying stiffener for a load of 550kN for the section ISLB 400. See Fig.

SESSIONAL QUESTION PAPER

Note: Question number 1 is compulsory. Attempt any four questions.

1. Choose the correct option. (Any five) (1x5)

a. Which of the following types of riveted joint is free from bending stresses?

i. Lap joint

ii. Butt joint with single cover plate

iii. Butt joint with double cover plate

iv. None of the above

b. The difference between gross diameter and nominal diameter for the rivets up to 25

mmdiameter is

i. 1.0mm ii. 1.5mm iii. 2.0mm iv. 2.5mm

c. By providing sufficient edge distance, which of the failures of riveted joint can be avoided?

i. Tension failure of the plate

ii. Shear failure of the rivet

iii. Shear failure of the plate iv. Crushing failure of rivet

d. Bolts are most suitable to carry

i. Shear

ii. Bending

iii. Axial tension

iv. Shear and bending

e. The heaviest I-section for same depth is

i. ISMB

ii. ISLB

iii. ISHB

iv. ISWB

f. Bolt value is equal to

i. Bearing capacity of bolt

ii. Shearing capacity of bolt

iii. Minimum of bearing and shearing capacity of bolt

iv. None of these

g. Find the Bearing capacity of bolt. Given nominal diameter of bolt=20mm, fu=410Mpa,

fub=400Mpa, e=50 mm, p=50mm, thickness of plate=10mm.

i. 104.053KN ii. 101.515KN

iii. 151.4KN

iv. None of these

2. Write short notes on following. (1.25x4)

i. Define and differentiate between pitch and gauge for riveted joint. ii.

Define characteristic load and characteristic strength

iii. Define different load and its load combination used for analyzing the structure. iv.

LRFD Method of Design

3. Write short notes on following.

i. Limit State Method of Design 1

ii. Working State Method of Design 1

iii. Differentiate riveted and bolted connection. Which of the following connection is favored?

Provide logical explanation. In which case we prefer riveted connection over bolted

connection and also explain why?

3

4. A bracket connection with 24mm diameter bolt of property class 4.6 and plate of grade Fe410 is as

shown in the figure given below. Check the suitability (safety) of the connection to the given set of

loading.

5. Design a connection to join two plates of size 250x12 mm of grade Fe 410, to mobilize full plate

tensile strength using shop fillet welds, if

i. A lap joint is used

ii. A double cover butt joint is used 5

6. Determine the design tensile strength of plate (160x8 mm) connected to 10 mm thick gusset using

16 mm bolts, as shown in Figure, if the yield and ultimate stress of the steel used are 250 MPa and

410 MPa, respectively.

PREVIOUS YEAR QUESTIONS

RESULTS ANALYSIS

0

5

10

15

20

25

No.of Student

0

5

10

15

20

25

30

No. of Students

3%

31%

30%

14%

22%

Internal Sessional Result Analysis

<80

80-85

85-90

90-95

95-100

6%

22%

36%

28%

8%

Mid-Sem Result Analysis

<60

60-70

70-80

80-90

90-100

CO MAPPING WITH DIRECTASSESSMENT TOOLS

COs CT1 MSE SEE SESSIONAL Assignment

CO1 Q1,Q2,Q3

Q4

Q1, Q1-Q14 A1

CO2 Q2,Q3 Q4 Q1,

Q2,Q3

Q20,Q21,Q22,Q25,Q26 A2,A3,A4,A5

CO3 Q2,Q3 Q4 Q4, Q5,

Q6

Q16,Q17,Q18,Q19 A2,A3,A4,A5

CO4 Q2,Q3 Q4 Q4, Q5,

Q6

Q23,Q24,Q27 A2,A3,A4,A5

Quality Measurement Sheets

a. Course End Survey

ACADEMIC YEAR: 2018 SEM: 6th DATE: 24/06/2018

COURSE: Bachelor of

Technology

CLASS: Design of

Steel Structures

FACULTY: Pushkar Shivechchhu

Please evaluate on the following scale:

Excellent(E) Good(G) Average(A) Poor(P) No Comment(NC)

5 4 3 2 1

SNO QUESTIONAIRE E 5

G 4

A 3

P 2

NC 1

Avg %

GENERAL OBJECTIVES:

1 Did the course achieve its stated objectives? 21 34 12 82.6

2 Have you acquired the stated skills? 35 22 10 87.4

3 Whether the syllabus content is adequate to achieve the objectives?

11 29 27 75.2

4 Whether the instructor has helped you in acquiring the stated skills?

36 24 7 88.6

5 Whether the instructor has given real life applications of the course?

40 22 5 90.4

6 Whether tests, assignments, projects and grading were fair? 43 24 92.8

7 The instructional approach (es) used was (were) appropriate to the course.

35 21 11 87.1

8 The instructor motivated me to do my best work. 52 15 95.5

9 I gave my best effort in this course 45 16 6 91.6

10 To what extent you feel the course outcomes have been achieved.

34 25 8 87.7

Please provide written comments:

a) What was the most effective part of this course Design of Connection and Tension Member

b) What are your suggestions, if any, for changes that would improve this course?

Use of Latest software like Staad Pro or SAP for modelling and designing

c) Given all that you learned as a result of this course, what do you consider to be most important?

Understanding of different Load cases and Application of Limit States while designing.

d) Do you have any additional comments or clarifications to make regarding your responses to

any particular survey item? No

e) Do you have any additional comments or suggestions that go beyond issues addressed on this survey? No

TEACHING EVALUATION

Muzaffarpur Institute of Technology, Muzaffarpur

Department of Civil Engineering

Course Assessment

ACADEMIC YEAR:2018 SEM:6th DATE: 24/06/2018

COURSE: Bachelor of

Technology

CLASS: Design of

Steel Structures

FACULTY: Pushkar Shivechchhu

Assessment Criteria Used Attainment Level Remarks

Direct (d) Theory

External Marks - -

Internal Marks (Theory) 2.51/3 83.67

Assignments 5 100%

Tutorials NA NA

Indirect (id) Course End Survey 4/5 80%

Theory: Course Assessment (0.6 × d+ 0.4 × id) 82.02%