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Table 4 Tendon layout analysis—stresses in X-direction [in MPa] (tension is positive).

From: Parametric Study of Different Unbonded Tendon Layouts in Pre-stressed Concrete Flat Plates

 

ADAPT-Floor Pro

FEM-Design 17

In span X1–X2

At column X2

In span X1–X2

At column X2

Top

Bottom

Top

Bottom

Top

Bottom

Top

Bottom

6 × 6

 A

− 3.0

0.5

0.9

− 3.2

− 3.6

0.3

6.7

− 9.0

 B

− 3.1

0.3

1.0

− 3.1

− 3.2

0.4

4.7

− 7.1

 C

− 3.1

0.5

1.2

− 3.2

− 3.4

0.9

6.5

− 8.7

 D

− 3.1

0.5

1.1

− 3.2

− 3.2

0.4

5.8

− 8.1

 E

− 3.0

0.6

1.1

− 3.2

− 3.4

0.8

6.6

− 9.0

9 × 6

 A

− 4.5

1.5

2.0

− 5.1

− 5.0

1.6

8.5

− 11.7

 B

− 4.8

1.1

2.2

− 4.8

− 4.9

0.7

5.5

− 8.3

 C

− 5.0

1.0

2.2

− 4.8

− 5.0

1.0

6.6

− 9.6

 D

− 4.9

1.1

2.1

− 4.8

− 4.9

0.7

5.8

− 8.8

 E

− 4.7

1.3

2.1

− 4.9

− 4.9

1.1

6.9

− 9.9

11 × 6

 A

− 5.1

1.9

2.4

− 5.6

− 4.6

1.3

6.3

− 9.5

 B

− 5.4

1.4

2.8

− 5.3

− 4.6

0.4

2.8

− 5.5

 C

− 5.4

1.4

2.9

− 5.4

− 4.8

0.4

3.8

− 6.6

 D

− 5.4

1.5

2.8

− 5.3

− 4.6

0.4

3.2

− 5.9

 E

− 5.2

1.6

2.7

− 5.5

− 4.6

0.7

4.6

− 7.6