Design and drawing of RC Structures CV61

1
Design and drawing of RC StructuresCV61
Dr. G.S.Suresh Civil Engineering Department The
National Institute of Engineering Mysore-570
008 Mob 9342188467
Email gss_nie_at_yahoo.com
2
Learning out Come

• Content of the course
• Scheme of Examination
• Reference Books
• Introduction to structural Drawing
• General Lay out Drawings
• Case Study on Lay out drawings

3
Contents of the Course

• Part-A
• (Structural Detailing including Bar bending )
• Layout Drawing
• Beams and Slabs
• Stair case
• Column Footing

4
Contents of the Course (Contd.)

• Part-B
• (Design and Drawing )
• Portal Frame
• Water Tanks
• Retaining Wall
• Combined footing

5
Scheme of Examination

• Part A
• Answer 2 questions out of 3 Each 20 Marks
• Part B
• Answer 1 Question out of 2 60 Marks
• Duration 4 Hours

6
Reference Books
7

• STRUCTURAL CONCEPTS AND SYSTEMS FOR ARCHITECTS
  ENGINEERS
• - T.Y.LIN S.D.STOTES BURY
• - JOHN WILLEY SONS.
• REINFORCED CONCRETE DESIGNERS HANDBOOK
• - CHARLES REYNOLDS JAMES
• STEEDMAN
• - SPON

8

• HANDBOOK OF CONCRETE ENGINEERING
• - MARK FINTEL
• - CBS PUBLISHERS DISTRIBUTORS
• Hand book on Design and Detailing of Structures
• - P.Dayaratnam
• - Wheeler Publishing

9

• MULTI-STORY FRAMES CALCULATION MOMENT TABLES.
  
• - Dr.ENG.F.TAKABEYA
• - WILHELM ERNST SONS.
• Reinforced Concrete Structures Vol.1 and Vol.2
• - B.C.Punmia
• - Lakshmi Publication
• Structural Design and Drawing
• - N.Krishna Raju
• - University Press

10

• HANDBOOK ON CONCRETE REINFORCEMENT AND DETAILING
• SP34 (ST) BIS
• REINFORCED CONCRETE DETAILERS MANUAL
• B.W.BOUGHTON ELBS
• ACI DETAILING MANUAL
• AMERICAN CONCRETE INSTITUTE

11

• REINFORCEMENT DETAILING MANUAL ROBIN WHITTLE
• A VIEW POINT PUBLICATION.
• REINFORCED CONCRETE STRUCTURES
• R.PARK T.PAULAY
• JOHN WILEY SONS
• Problems in Structural Drawing
• A.Yakubovich
• MIR Publishers

12
1. LAYOUT DRAWING
13
Introduction

• Drawing is the language of engineers
• Structural drawings guide builders in the
  construction
• The guidelines given in IS 962 and SP 34
• Drawings are prepared in different sizes
• In large projects, the structural drawings are of
  same size

14
Introduction (Contd.)
PAPER SIZE
15
MARGINS AND DIVISION OF DRAWING SHEETS
A0 Size
16
MARGINS AND DIVISION OF DRAWING SHEETS
A1 Size
17
MARGINS AND DIVISION OF DRAWING SHEETS
A2 Size
18
MARGINS AND DIVISION OF DRAWING SHEETS
A3 Size
19
MARGINS AND DIVISION OF DRAWING SHEETS
A4 Size
20
MARGINS AND DIVISION OF DRAWING SHEETS
A5 Size
21
Introduction (Contd.)

• Title blocks are provided at right bottom corner

22

• Layout of Structural Drawing

23

• Scale

Plan- 1100, 150 Elevation- 15,
130 Sections- 150, 130, 125, 120,115,110
24

• Symbols

Symbols Relating to Cross-Sectional Shape and
Size of Reinforcement ? plain round bar or
diameter of plain round bar ? plain, square bar
or side of plain square bar deformed bar
(including square twisted bar) or nominal size
(equivalent diameter or side) of the deformed bar
.
25

• Symbols

Symbols Relating to Shape of the Bar along its
Lengths Alt Alternate bar Bt Bent bar B
Bottom bar min Minimum max Maximum St
Straight bar Stp Stirrup Sp Spiral Ct
Column tie T Top bar
26

• Symbols

Symbols Relating to Position and Direction EW
Each way _at_ Spacing centre-to-centre Limit of
area covered by bars Direction in which bars
extend
27
Symbols Relating to Various Structural
Members Bm or B Beams Col Column(s) Fg
Footing(s) GR Girders JT Joints(s) LL
Lintel(s) LB Lintel beam(s) Sb or S
Slab(s) WL Longitudinal wall Wx Cross
wall
C Centre line
28

• Graphical Symbols

29

• Graphical Symbols Contd.

30

• Graphical Symbols Contd.

31
Structural Lay-Out Drawing

• Positioning and orientation of columns
• Positioning of beams
• Spanning of slabs
• Layout of stairs
• Selecting proper type of footing

32
Structural Lay-Out Drawing

• Two axes marked one side with alphabets and the
  other with numbers.
• Columns are marked at the intersection of grids
• Beams are marked using two parallel lines
• Slabs are indicated either as one way or two way

33
Structural Lay-Out Drawing Column Footing
A
B
C
D
1
2
3
4
34
Structural Lay-Out Drawing
35
Structural Lay-Out Drawing
A
B
C
D
1
2
3
4
36
Structural Lay-Out Drawing
37
Summary

• Introduction to structural Drawing
• General Lay out Drawings
• Procedure for drawing column and foundation
  Lay-Out Drawings
• Procedure for drawing beam Lay-out Drawings
• Case Study on Lay out drawings

38
GOOD DAY
Dr. G.S.Suresh Civil Engineering Department The
National Institute of Engineering Mysore-570
008 Mob 9342188467
Email gss_nie_at_yahoo.com