Slab StaadPro-Concrete Dgn_ACI318 Ver 1.0.1 (Tanque de Agua)

8/18/2019 Slab StaadPro-Concrete Dgn_ACI318 Ver 1.0.1 (Tanque de Agua)

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Calculation Package for Reinforced Concrete Slab based on ACI-318 Chapter 13 & PCA Comments

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TABLE OF CONTENTS

Chapter No. 1 => General Information of the Structural System

Code Notation

Plate Model Assumptions and Considerations for Analysis

Chapter No. 2 => Model Assumptions & Criteria

Sketch(s) of the Model

Design Loads & Material Properties considered

Thickness of the Slab & Cover

Mechanical Elements from Staad Pro

Chapter No. 3 => Reinforced Concrete Design

Defining Steel Reinforcement for "Mx" @ Central Strip

Defining Steel Reinforcement for "My" @ Central Strip

Defining Steel Reinforcement for "Mx" @ Lateral Strip

Defining Steel Reinforcement for "My" @ Lateral Strip

Chapter No. 4 => Design Conclusions

The Steel Reinforcement based on calculations

Sketch for Reinforcement

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1.1

1.2

2.1

2.2

2.3

2.4

3.1

3.2

3.3

3.4

4.1

4.2


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CHAPTER No. 1; GENERAL INFORMATION OF THE STRUCTURAL SYSTEM

1.1


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1.2 Plate Model Assumptions and Considerations for Analysis

1.2.1 Quadratic Stress distribution assumed for Bending 1.2.2 Sign Conventions for Plate Axis

1.2.3 Sign Conventions for Plate Moments 1.2.4 Sign Conventions for Plate Stresses

1.2.5 Sign Conventions for Stress caused by Mx 1.2.6 Sign Conventions for Stress caused by My

1.2.7 Sign Conventions for Out of Plane Shear Stresses SQX and SQY


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CHAPTER No. 2; MODEL ASSUMPTIONS & CRITERIA

2.1 Sketch(s) of the Model

2.1.1 Slab Length 1 => m 2.1.2 Slab Length 2 => m

2.2 Design Loads & Material Properties considered

The Material Specifiations will be as shown below, unless otherwise noted.

2.2.1 Slab Material Spec : Reinforced Concrete f'c : kg/cm2

2.2.2 Reinforced Steel Material Spec : ASTM A615 fy : kg/cm2

2.2.3 Reinforced Steel Wire Mesh Material Spec : ASTM A185 fy : kg/cm2

The Design Loads will be as shown below, unless otherwise noted.

2.2.4 Dead Load

DL : kg/m2

2.2.5 Live Load

LL : kg/m2

2.2.6 Required Strength

[U] : kg/m2

100

500

920

5,000

4,200

250

5.50 7.50


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2.3 Thickness of the Slab & Cover

The minimum thickness will be the maximum of the shown below.

2.3.1 Thickness 1 : cm [ACI 9.5 c]

2.3.2 Thickness 2 : cm [ACI 9.5 c]

2.3.3 Thickness 3 : cm [ACI 9.5.3.2 b]

2.3.4 Thickness 4 : cm

The minimum cover will be in accordance with the specifications shown below.

2.4 Mechanical Elements from Staad Pro (Moments & Shear Stress)

2.4.1a Mechanical Elements "Mx" for Central Strip 2.4.1b Mechanical Elements "My" for Central Strip

Location My Lx Ly Thk Plate ID L / C Plate ID L / C

(m) (m)(m) (m)(m)

Mx Lx Ly Thk Location

(m)(m) (m)

0.90

1.00

76

77

78

79

80

81

82

83

84

85

86

0.00

0.10

0.20

0.30

0.40

0.50

0.60

0.70

0.80

4

-0.20

-0.29

-0.36

-0.38

-0.39

-0.38

-0.34

-0.24

-0.11

-0.02

0.01

4

4

4

4

4

4

4

4

4

1.00 1.00

1.00 1.00

1.00 1.00

0.10

0.10

0.10

0.10

0.10

0.10

0.10

0.10

0.10

0.10

0.10

1.00 1.00

1.00 1.00

1.00 1.00

1.00 1.00

1.00 1.00

1.00 1.00

1.00 1.00

1.00

10 4 0.19 1.00 1.00 0.10

0.10 25 4 0.24 1.00 1.00 0.10

0.20 40 4 0.30 1.00 1.00 0.10

0.90 145 4 0.08 1.00 1.00 0.10

0.60 100 4 0.29 1.00 1.00 0.10

0.70 115 4 0.22 1.00 1.00 0.10

(Ton-m) (Ton-m)

0.80 130 4 0.14 1.00 1.00 0.10

1.00

0.30 55 4 0.33 1.00 1.00 0.10

0.40 70 4 0.34 1.00 1.00 0.10

0.50 85 4 0.32 1.00 1.00 0.10

0.00

1.00 160 4 0.04 1.00 1.00 0.104

9

9

10

8


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2.4.2a Mechanical Elements "Mx" for Lateral Strip 2.4.2b Mechanical Elements "My" for Lateral Strip

2.4.3a Mechanical Elements "SQx" 2.4.3b Mechanical Elements "SQy"

## ## ## ##

0.1 0.2

2.4.4 Quick Review of Slab Thickness based on shear

[ACI 11.3]

Vc : Kg/cm2

: [ACI 9.3.2.3]

Vc : Kg/cm2

Vu : Kg/cm2

Vc > Vu [Satisfactory]

2.4.5 The Minimum Steel Reinforcement will comply with specification shown below.

As min : cm2

But never less than : cm21.40

0.75

6.29

0.63

L / CMy Lx Ly Thk Location

Plate ID L / CMx

4 -0.29 1.00 1.00 0.10 0.10 25 4 0.24 1.00 1.00 0.10

0.00 76 4 -0.20

Lx Ly Thk LocationPlate ID

(m) (m) (m) (m) (m) (m) (m) (m)(Ton-m) (Ton-m)

1.00 1.00 0.10 0.00 10

1.00 0.10

0.20 78 4 -0.36 1.00 1.00 0.10 0.20 40

0.30 79 4 -0.38 1.00 1.00 0.10 0.30 55

4 0.19 1.00 1.00 0.10

0.10 77

0.40 80 4 -0.39 1.00 1.00 0.10 0.40 70

1.00

4 0.30 1.00 1.00 0.10

4 0.33 1.00 1.00 0.10

4 0.34 1.00 1.00 0.10

4 0.29 1.00 1.00 0.10

4 0.22

0.50 81 4 -0.38 1.00 1.00 0.10 0.50 85 4 0.32 1.00 1.00 0.10

0.60 82 4 -0.34 1.00 1.00 0.10 0.60 100

0.70 83 4 -0.24 1.00 1.00 0.10 0.70 115

0.90 85 4 -0.02 1.00 1.00 0.10 0.90 145 4 0.08 1.00 1.00 0.10

0.80 84 4 -0.11 1.00 1.00 0.10 0.80 130 4 0.14 1.00 1.00 0.10

1.00 86 4 0.01 1.00 1.00 0.10 1.00 160 4 0.04 1.00 1.00 0.10

LocationPlate ID L / C

SQx Lx Ly Thk LocationPlate ID L / C

SQy Lx Ly Thk

(m) (m) (m) (m)

0.00 106 4 -0.05 1.00 1.00 0.10 0.00 9 4 -0.09 1.00 1.00 0.10

(Kg-cm2) (Kg-cm2)

4 0.54 1.00 1.00 0.10

4 0.63 1.00 1.00 0.10

4 0.63 1.00 1.00 0.10

(m)

1.00 0.10 0.10 24

(m) (m) (m)

0.20 108 4 0.55 1.00 1.00 0.10 0.20 39 4 0.60 1.00 1.00 0.10

0.10 107 4 0.48 1.00

0.30 109 4 0.58 1.00 1.00 0.10 0.30 54

0.40 110 4 0.59 1.00 1.00 0.10 0.40 69

0.60 112 4 0.58 1.00 1.00 0.10 0.60 99 4 0.62 1.00 1.00 0.10

0.50 111 4 0.59 1.00 1.00 0.10 0.50 84 4 0.63 1.00 1.00 0.10

0.80 114 4 0.07 1.00 1.00 0.10 0.80 129 4 0.11 1.00 1.00 0.10

0.70 113 4 0.41 1.00 1.00 0.10 0.70 114

1.00 116 4 -0.08 1.00 1.00 0.10 1.00 159 4 -0.21 1.00 1.00 0.10

0.90 115 4 -0.09 1.00 1.00 0.10 0.90 144

4 0.45 1.00 1.00

8.38

4 0.20 1.00 1.00 0.10

0.10

1.80


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CHAPTER No. 3; REINFORCED CONCRETE DESIGN

3.1 Defining Steel Reinforcement due to Mechanical Elements "Mx" @ Central Strip

3.2 Defining Steel Reinforcement due to Mechanical Elements "My" @ Central Strip

3.3 Defining Steel Reinforcement due to Mechanical Elements "Mx" @ Lateral Strip

Vrs #4 @25 cm 5.081.00 7.5 0.01 0.0008 1.80 0.03 4 70 25

Vrs #4 @25 cm 5.08

0.90 7.5 -0.02 0.0016 1.80 0.07 4 70 25 Vrs #4 @25 cm 5.08

0.80 7.5 -0.11 0.0088 1.80 0.39 4 70 25

Vrs #4 @25 cm 5.08

0.70 7.5 -0.24 0.0192 1.80 0.86 4 70 25 Vrs #4 @25 cm 5.08

0.60 7.5 -0.34 0.0268 1.80 1.19 4 70 25

Vrs #4 @25 cm 5.080.50 7.5 -0.38 0.0299 1.80 1.33 4 70 25 Vrs #4 @25 cm 5.080.40 7.5 -0.39 0.0308 1.80 1.37 4 70 25

Vrs #4 @25 cm 5.08

0.30 7.5 -0.38 0.0303 1.80 1.35 4 70 25 Vrs #4 @25 cm 5.08

0.20 7.5 -0.36 0.0282 1.80 1.26 4 70 25

Vrs #4 @25 cm 5.08

0.10 7.5 -0.29 0.0226 1.80 1.01 4 70 25 Vrs #4 @25 cm 5.08

0.00 7.5 -0.20 0.0159 1.80 0.71 4 70 25

Vrs #4 @25 cm 5.08

Location Depth "d" Mux

As min As cal Vrs #

Calc Sp @ Real Sp @ Conclusion As real(m) (cm) (Ton-m) (cm2) (cm2) (cm) (cm) (cm2)

1.00 7.5 0.04 0.0028 1.80 0.13 4 70 25

Vrs #4 @25 cm 5.08

0.90 7.5 0.08 0.0061 1.80 0.27 4 70 25 Vrs #4 @25 cm 5.08

0.80 7.5 0.14 0.0114 1.80 0.51 4 70 25

Vrs #4 @25 cm 5.08

0.70 7.5 0.22 0.0175 1.80 0.78 4 70 25 Vrs #4 @25 cm 5.08

0.60 7.5 0.29 0.0225 1.80 1.01 4 70 25

Vrs #4 @25 cm 5.08

0.50 7.5 0.32 0.0256 1.80 1.14 4 70 25 Vrs #4 @25 cm 5.08

0.40 7.5 0.34 0.0266 1.80 1.19 4 70 25

Vrs #4 @25 cm 5.08

0.30 7.5 0.33 0.0259 1.80 1.16 4 70 25 Vrs #4 @25 cm 5.08

0.20 7.5 0.30 0.0234 1.80 1.04 4 70 25

Vrs #4 @25 cm 5.08

0.10 7.5 0.24 0.0192 1.80 0.86 4 70 25 Vrs #4 @25 cm 5.08

0.00 7.5 0.19 0.0154 1.80 0.69 4 70 25

Conclusion As real(m) (cm) (Ton-m) (cm2) (cm2) (cm) (cm) (cm2)

Location Depth "d" Muy

As min As cal Vrs #

Calc Sp @ Real Sp @

5.08

5.08

(cm)

Calc Sp @

70

70

70

70

70

70

70

70

70

70

70

5.08

5.08

5.08

5.08

5.08

5.08

5.08

5.08

5.08

25

25

Vrs #4 @25 cm

Vrs #4 @25 cm

Vrs #4 @25 cm

Vrs #4 @25 cm

Vrs #4 @25 cm

Vrs #4 @25 cm

Vrs #4 @25 cm

Vrs #4 @25 cm

Vrs #4 @25 cm

Vrs #4 @25 cm

Vrs #4 @25 cm

25

25

25

25

25

25

25

25

25

4

4

4

4

4

4

4

4

0.0303

0.0308

0.0299

0.0268

0.0192

0.0088

0.0016

0.0008

1.80

1.80

1.80

1.80

1.80

1.80

1.80

1.80

0.71

1.01

1.26

1.35

1.37

1.33

1.19

0.86

0.39

0.07

0.03

0.90

1.00

Depth "d"

7.5

7.5

7.5

7.5

7.5

7.5

7.5

7.5

7.5

7.5

7.5

(cm)

0.30

0.40

0.50

0.60

0.70

0.80

Location

(m)

0.00

0.10

0.20

As min As cal

-0.20

-0.29

-0.36

1.80

1.80

1.80

4

4

4

(Ton-m) (cm2) (cm2) Vrs #

0.0159

0.0226

0.0282

As real(cm2)

ConclusionReal Sp @

(cm)

-0.38

-0.39

-0.38

-0.34

-0.24

-0.11

-0.02

0.01

Mux


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3.4 Defining Steel Reinforcement due to Mechanical Elements "My" @ Lateral Strip

CHAPTER No. 4; DESIGN CONCLUSIONS

4.1 The Steel Reinforcement based on calculations will be as follow:

4.1.1 Steel Reinforcement @ Mx Central Strip : Vrs #4 @25 cm

4.1.2 Steel Reinforcement @ My Central Strip : Vrs #4 @25 cm

4.1.3 Steel Reinforcement @ Mx Lateral Strip : Vrs #4 @25 cm

4.1.4 Steel Reinforcement @ My Lateral Strip : Vrs #4 @25 cm

4.2 Sketch for Reinforcement

10 cm JUST BOTTOM

Vrs #4 @25 cm 5.081.00 7.5 0.04 0.0028 1.80 0.13 4 70 25

Vrs #4 @25 cm 5.08

0.90 7.5 0.08 0.0061 1.80 0.27 4 70 25 Vrs #4 @25 cm 5.08

0.80 7.5 0.14 0.0114 1.80 0.51 4 70 25

Vrs #4 @25 cm 5.08

0.70 7.5 0.22 0.0175 1.80 0.78 4 70 25 Vrs #4 @25 cm 5.08

0.60 7.5 0.29 0.0225 1.80 1.01 4 70 25

Vrs #4 @25 cm 5.08

0.50 7.5 0.32 0.0256 1.80 1.14 4 70 25 Vrs #4 @25 cm 5.08

0.40 7.5 0.34 0.0266 1.80 1.19 4 70 25

Vrs #4 @25 cm 5.08

0.30 7.5 0.33 0.0259 1.80 1.16 4 70 25 Vrs #4 @25 cm 5.08

0.20 7.5 0.30 0.0234 1.80 1.04 4 70 25

Vrs #4 @25 cm 5.08

0.10 7.5 0.24 0.0192 1.80 0.86 4 70 25 Vrs #4 @25 cm 5.08

0.00 7.5 0.19 0.0154 1.80 0.69 4 70 25

Location Depth "d" Muy

As min As cal Vrs #

Calc Sp @ Real Sp @ Conclusion As real(m) (cm) (Ton-m) (cm2) (cm2) (cm) (cm) (cm2)

Vrs #4 @25 cm


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Slab StaadPro-Concrete Dgn_ACI318 Ver 1.0.1 (Tanque de Agua)

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