A Simplified Design Approach - Simplified Design of Reinforced Concrete Buildings - page 13

1.40

Flat Plate

1.35

Flat Slab

1.30

One-Way Joist (30" pan)

1.25

One-Way Joist (53" pan)

One-Way Joist (66" pan)

1.20

Two-Way Joist (3' module)

1.15

Two-Way Joist (5' module)

1.10

1.05

1.00

0.95

0.90

0.85

0.80

0.75

0.70

0.65

20

25 30 35 40 50

45

Square Bay Size (ft)

Figure 1-5 Relative Costs of Reinforced Concrete Floor Systems, Live Load = 50 psf 1.3