1.
CHAPTER 13: ISOLATED FOOTING

2.
CONTENTS
Introduction to foundations
Types of foundations
Design considerations
Design of isolated footing
Details of reinforcement
Footing subjected to moment
Chapter 13 Problems

3.
INTRODUCTION TO FOUNDATIONS
Definition
Conditions

4.
TYPES OF FOUNDATIONS
Shallow foundations

5.
TYPES OF FOUNDATIONS
Shallow foundations

6.
TYPES OF FOUNDATIONS
Shallow foundations

7.
TYPES OF FOUNDATIONS
Deep foundations

8.
TYPES OF FOUNDATIONS
Deep foundations

9.
TYPES OF FOUNDATIONS
Deep foundations

10.
DESIGN CONSIDERATIONS
Shear stress

11.
DESIGN CONSIDERATIONS
Punching stress

12.
DESIGN CONSIDERATIONS
Minimum dimensions

13.
DESIGN CONSIDERATIONS
Minimum RFT

14.
DESIGN OF ISOLATED FOOTING
Calculating footing area

15.
DESIGN OF ISOLATED FOOTING
Calculating footing area

16.
DESIGN OF ISOLATED FOOTING
Design for moment

17.
DESIGN OF ISOLATED FOOTING
Design for moment

18.
DESIGN OF ISOLATED FOOTING
Design for moment

19.
DESIGN OF ISOLATED FOOTING
Design for moment

20.
DESIGN OF ISOLATED FOOTING
Check shear

21.
DESIGN OF ISOLATED FOOTING
Check shear

22.
DESIGN OF ISOLATED FOOTING
Check shear

23.
DESIGN OF ISOLATED FOOTING
Check shear

24.
DESIGN OF ISOLATED FOOTING
Check punching

25.
DESIGN OF ISOLATED FOOTING
Check punching

26.
DESIGN OF ISOLATED FOOTING
Check punching

27.
DESIGN OF ISOLATED FOOTING
Get RFT

28.
DESIGN OF ISOLATED FOOTING
Get RFT

29.
DETAILS OF REINFORCEMENT
Elevation

30.
DETAILS OF REINFORCEMENT
Plan

31.
FOOTING SUBJECTED TO MOMENT
Cases of moment

32.
FOOTING SUBJECTED TO MOMENT
Cases of moment

33.
FOOTING SUBJECTED TO MOMENT
Cases of moment

34.
FOOTING SUBJECTED TO MOMENT
Types of moment

35.
FOOTING SUBJECTED TO MOMENT
Types of moment

36.
FOOTING SUBJECTED TO MOMENT
Design against permanent moment

37.
FOOTING SUBJECTED TO MOMENT
Design against permanent moment

38.
FOOTING SUBJECTED TO MOMENT
Design against permanent moment

39.
FOOTING SUBJECTED TO MOMENT
Design against permanent moment

40.
FOOTING SUBJECTED TO MOMENT
Design against permanent moment

41.
FOOTING SUBJECTED TO MOMENT
Design against temporary moment

42.
FOOTING SUBJECTED TO MOMENT
Design against temporary moment

43.
FOOTING SUBJECTED TO MOMENT
Design against temporary moment

44.
FOOTING SUBJECTED TO MOMENT
Design against temporary moment

45.
FOOTING SUBJECTED TO MOMENT
Design against temporary moment

46.
CHAPTER 13 PROBLEMS
1- Draw sketches of different shallow foundations.
2- Design an isolated R.C. footing to carry a 400 x 700 column
of 2400 kn ultimate load. The soil bearing capacity is 125
kn/m2, Fcu = 22.5 N/mm2, Fy = 360 N/mm2.
Draw all necessary details.

47.
REFERENCES
Design of R.C. Structures, Eng. Ahmed Gamal Abdel Gawad.
Lectures in Reinforced Concrete, Eng. Yasser Elleathy.
Design of Reinforced concrete, Dr. Magdy A. Tayel.
Design of Reinforced Concrete Structure II, D. Mashhour A. Ghoneim.
Reinforced Concrete, Dr. Nasr Younis.