Dome Forming Systems

Подпись: Copyright © Marcel Dekker, Inc. All rights reserved.

Dome Forming Systems

Standard size domes are usually used for waffle slab construction. They are based on 2-ft (0.61-m), 3-ft (0.91-m), 4-ft (1.22-m), and

Dome Forming Systems

Dome Forming Systems20" for 6’ module for 5′ module

Подпись: 9 inch module5 -0" Module

Dimensions in inches 36 inch module

Подпись: Copyright © Marcel Dekker, Inc. All rights reserved.Figure 2.8 (a) Typical wide-module joist slab system; (b) dome form for waffle slab.

Module (ft)

Standard forms (in.)

Special filler forms (in.)

Width

Depth

Width

Depth

2

20

8, 10, 12

10, 15

8, 10, 12

3

30

8, 10, 12, 14, 16, 20

10, 15, 20

8, 10, 12, 14, 16, 20

4

40

12, 14, 16, 18, 20, 22, 24

20, 30

12, 14, 16, 18, 20, 22, 24

5

53

16, 20

6

66

14, 16, 20

Подпись: Copyright © Marcel Dekker, Inc. All rights reserved.

5-ft (1.52-m) modules. The 2-ft (0.61-m) size modules utilize 19 X 19 in. (482.6 X 482.6 mm) domes, with 5-in. (127.0-mm) ribs be­tween them, and the 3-ft. (0.91-m) size modules can be formed with 30 X 30 in. (762 X 762 mm) domes and 6-in. (152.4-mm) ribs. Figure 2.8b shows the two standard modules that are used for waffle slab construction.