Spread Footing Analysis & Design Charts:

• Introduction

• Notations

• Main Chart

Concentric Load:

• Preliminary Size

• Ultimate Forces

Eccentric Loads:

• Preliminary Size

• Ultimate Soil Pressure with Flexural Equations

• Ultimate Soil Pressure with Equilibrium Equations

Footing Design:

• One Way Shear Capacity

• Two Way Shear Capacity

• Reinforcement

• Tension Rebar Development

• Concrete Bearing

• Dowels Rebar Development

Download Spread Footing PDF File   

Concrete Beam Design Charts:

• Introduction

• Notations

• Moment Strength of Rectangular Beam

• Rectangular Beam:

  • with Tension Reinforcement

  • with Tension & Compression Reinforcement:

    • Page 1

    • Page 2

• Moment Strength of T-Section Beam

  • T-Section Case 1

  • T-Secetion Case 2

Beam Shear Design

• Introduction

• Notations

• Beam Shear Basic Chart

• Beam Shear Detailed Chart:

  • Page 1

  • Page 2

  • Page 3

  • Page 4

Download Concrete Beam PDF File

Concrete Column Design Charts:

• introduction

• Notations

Interaction Diagram Points:

• Interaction Diagram Main Points

• Axial Compression at Zero Eccentricity

• Maximum Compression Load at zero Eccentricity

• Strength Reduction Factor f

• Maximum Moment Strength at Maximum Compression

• Axial Comp. and Moment at Zero Strain

• Axial Comp. and Moment at 50% Strain

• Axial Comp. and Moment at Balanced Condition

• Moment at Zero Axial

Download Concrete Column Design Charts  

Concrete Column Interaction Diagrams

Design concrete columns never been simpler. Click here for ready-to-use column strength interaction diagrams

Ultimate Forces with Equilibrium Equations For Footing Subjected to Vertical Load and Moment

Once it is known which method is applicable as defined on the Preliminary Size of Footing Subjected to Vertical Load and Moment page, this chart calculates the ultimate forces on the footing, moment and shear, based on a modified triangular pressure distribution.