Etabs Steel Frame Design Manual

General Steel Frame Design Information

1 General Design Information

Design Codes 1-1

Units 1-1

Overwriting the Frame Design Procedure

for a Steel Frame 1-1

Design Load Combinations 1-2

Analysis Sections and Design Sections 1-3

Second Order P-Delta Effects 1-4

Element Unsupported Lengths 1-6

Effective Length Factor (K) 1-7

Continuity Plates and Doubler Plates 1-9

2 Steel Frame Design Process

Steel Frame Design Procedure 2-1

Automating the Iterative Design Process 2-5

3 Interactive Steel Frame Design

General 3-1

Steel Stress Check Information Form 3-1

Overwrites Button 3-4

Details Button 3-4

4 Output Data Plotted Directly on the Model

Overview 4-1

Design Input 4-1

Design Output 4-2Steel Frame Design Manual

Steel Frame Design Specific to UBC97-ASD

5 General and Notation

Introduction to the UBC-ASD Series of

Technical Notes 5-1

Notations 5-3

References 5-6

6 Preferences

General 6-1

Using the Preferences Form 6-1

Preferences 6-2

7 Overwrites

General 7-1

Overwrites 7-1

Making Changes in the Overwrites Form 7-3

Resetting Steel Frame Overwrites to Default

Values 7-4

8 Design Load Combinations

9 Classification of Sections

Overview 9-1

10 Calculation of Stresses

11 Calculation of Allowable Stresses

12 Calculation of Stress Ratios

Axial and Bending Stresses 12-1

Shear Stresses 12-3

13 Seismic Requirements

Ordinary Moment Frames 13-1

Special Moment Resisting Frames 13-1

Braced Frame 13-2

Eccentrically Braced Frames 13-4

Special Concentrically Braced Frames 13-7

14 Joint Design

Beam/Column Plastic Moment Capacity

Ratio 14-1

Evaluation of Beam Connection Shears 14-3

Evaluation of Brace Connection Forces 14-4

15 Continuity Plates

16 Doubler Plates

17 Input Data

Input Data 17-1

Using the Print Design Tables Form 17-5

18 Output Details

Using the Print Design Tables Form 18-4

Steel Frame Design Specific to UBC97-LRFD

19 General and Notation

Introduction to the UBC97-LRFD Series of

Technical Notes 19-1

Notation 19-3

References 19-7

20 Preferences

General 20-1

Using the Preferences Form 20-1

Preferences 20-2

21 Overwrites

General 21-1Steel Frame Design Manual

Overwrites 21-1

Making Changes in the Overwrites Form 21-4

Resetting Steel Frame Overwrites to Default

Values 21-5

22 Design Loading Combinations

Reference 22-2

23 Classification of Sections

24 Calculation of Factored Forces and Moments

Reference 24-2

25 Calculation of Nominal Strengths

26 Calculation of Capacity Ratios

Overview 26-1

Axial and Bending Stresses 26-1

Shear Stresses 26-2

27 Seismic Requirements

Ordinary Moment Frames 27-1

Special Moment Resisting Frames 27-1

Braced Frames 27-2

Eccentrically Braced Frames 27-3

Special Concentrically Braced Frames 27-7

28 Joint Design

Weak-Beam / Strong-Column Measure 28-1

Evaluation of Beam Connection Shears 28-3

Evaluation of Brace Connection Forces 28-4

29 Continuity Plates

30 Doubler PlatesContents

31 Input Data

Input Data 31-1

Using the Print Design Tables Form 31-6

32 Output Details

Using the Print Design Tables Form 32-4

Steel Frame Design Specific to AISC-ASD89

33 General and Notation

Introduction to the AISC-ASD89 Series of

Technical Notes 33-1

Notation 33-2

34 Preferences

General 34-1

Using the Preferences Form 34-1

Preferences 34-2

35 Overwrites

General 35-1

Overwrites 35-1

Making Changes in the Overwrites Form 35-3

Resetting the Steel Frame Overwrites to Default Values 35-4

36 Design Load Combinations

37 Classification of Sections

38 Calculation of Stresses

39 Calculation of Allowable Stresses

Allowable Stress in Tension 39-1

Allowable Stress in Compression 39-1

Flexural Buckling 39-2Steel Frame Design Manual

Flexural-Torsional Buckling 39-4

Allowable Stress in Bending 39-8

I-Sections 39-8

Channel Sections 39-12

T Sections and Double Angles 39-13

Box Sections and Rectangular

Tubes 39-13

Pipe Sections 39-14

Round Bars 39-15

Rectangular and Square Bars 39-15

Single-Angle Sections 39-15

General Sections 39-18

Allowable Stress in Shear 39-18

Major Axis of Bending 39-18

Minor Axis of Bending 39-19

40 Calculation of Stress Ratios

Axial and Bending Stresses 40-1

Shear Stresses 40-4

41 Input Data

Input Data 41-1

Using the Print Design Tables Form 41-5

42 Output Details

Using the Print Design Tables Form 42-3

Steel Frame Design Specific to AISC-LRFD93

43 General and Notation

Introduction to the AISC-LRFD93 Series of

Technical Notes 43-1

Notation 43-2

44 Preferences

General 44-1

Using the Preferences Form 44-1

Preferences 44-2

45 Overwrites

General 45-1

Overwrites 45-1

Making Changes in the Overwrites Form 45-4

Resetting Steel Frame Overwrites to Default

Values 45-4

46 Design Load Combinations

Reference 46-2

47 Classification of Sections

48 Calculation of Factored Forces and Moments

Reference 48-3

49 Calculation of Nominal Strengths

Overview 49-1

Compression Capacity 49-2

Flexural Buckling 49-2

Flexural-Torsional Buckling 49-3

Torsional and Flexural-Torsional

Buckling 49-6

Tension Capacity 49-8

Nominal Strength in Bending 49-8

Yielding 49-9

Lateral-Torsional Buckling 49-9

Flange Local Buckling 49-13

Web Local Buckling 49-17

Shear Capacities 49-21

Major Axis of Bending 49-21

Minor Axis of Bending 49-22

50 Calculation of Capacity Ratios

Overview 50-1Steel Frame Design Manual viii

Axial and Bending Stresses 50-1

Shear Stresses 50-2

51 Input Data

Input Data 51-1

Using the Print Design Tables Form 51-6

52 Output Details

Using the Print Design Tables Form 52-3

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I am Thomas Britto here to share my experiences in the civil engineering field to all my readers.Today many students are struggling to buy books at high prices. So I decided to start a blog and share my experience and knowledge with all my readers.

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Etabs Steel Frame Design Manual