Simplified Design for Beams and One-Way Slabs - Simplified Design of Reinforced Concrete Buildings - page 63

90

φ A v f y d

s

V u −φ V c =

spacing, s = 4"

(12")**

80

6"

(8")

8"

(—)

70

10"

(—)

60

12"

(—)

50

14"

(—)

16"

(—)

40

18"
(—)

30

10 15 20 25 30 35 40

d, in

Figure 3-9 Design Chart for Stirrup Spacing, #4-U Stirrups

* Horizontal line indicates for s = d/2.

φ V s

** Values in ( ) indicate minimum practical b w corresponding to b w d for given s.
(-) Indicates minimum b w corresponding to b w d is less than 8 in. for given s.

φ V s =φ 8 f c ʹ

φ V s =φ8 f c ʹ