The Design of Unbonded, Mono-Strand, Post-Tensioned Concrete Members

D. Matthew Stuart, P.E., S.E., F.ASCE, SECB

Course Outline

This course includes the following information:

1. Summary of Post-Tensioned Concrete Design.
2. General Considerations
3. Post-Tensioning Materials
4. Flexural Strength:  

1. Post-Tensioning Steel Stress at Nominal Flexural Strength
2. Nominal Flexural Moment Strength
3. Reinforcing Upper Limit
4. Minimum Reinforcing Requirements
5. Cracking Moment  

5. Shear Strength:  

1. Web Shear
2. Flexural-Shear
3. Shear Strength
4. Location for Computing the Maximum Factored Shear
5. Shear-Torsion Strength  

6. Two-Way Slab Systems:  

1. Recent Code Changes
2. General Requirements
3. Shear Strength
4. Shear Strength with Moment Transfer
5. Allowable Flexural Compressive Stress
6. fps for Unbonded Strands

This course includes a multiple-choice quiz at the end, which is designed to enhance the understanding of the course materials.

Learning Objective

At the conclusion of this course, the student will understand:

• General considerations of post-tensioned concrete design;
• Post-tensioning materials of construction;
• The determination of flexural strength;
• The determination of post-tensioning steel stress at nominal flexural strength;
• The determination of flexural moment strength;
• The upper reinforcing limit for post-tensioned concrete;
• The minimum reinforcing requirements for post-tensioned concrete;
• The determination of cracking moment;
• The determination of shear strength;
• The determination of web shear strength;
• The determination of flexural-shear strength;
• The determination of the locations for computing the maximum factored shear;
• Shear-Torsion strength;
• Recent Code changes for two-way post-tensioned slab systems;
• General requirements for two-way post-tensioned slab systems;
• The determination of shear strength for two-way post-tensioned slab systems;
• The determination of shear strength with moment transfer for two-way post-tensioned slab systems;
• The determination of the allowable flexural compressive stress for two-way post-tensioned slab systems; and
• The determination of fps for unbonded strands for two-way post-tensioned slab systems.
  
  

Intended Audience

This course is intended for structural engineers and architects.

Benefit to Attendees

A student of this course will gain an understanding of the design of unbonded, mono-strand, post-tensioned concrete members.

Course Introduction

The purpose of this course is to introduce the user to the design of unbonded, mono-strand, post-tensioned concrete members.

Course Content

In this lesson, you are required to study the following course content in PDF format:

The Design of Unbonded, Mono-Strand, Post-Tensioned Concrete Members

Please click on the above underlined hypertext to view, download or print the document for your study. Because of the large file size, we recommend that you first save the file to your computer by right clicking the mouse and choosing "Save Target As ...", and then open the file in Adobe Acrobat Reader. If you still experience any difficulty in downloading or opening this file, you may need to close some applications or reboot your computer to free up some memory.

You may need to download Acrobat Reader to view and print the document.

Course Summary

This course provides insights into the design of unbonded, mono-strand, post-tensioned concrete members.

Related Links

For additional technical information related to this subject, please visit the following website:

http://www.post-tensioning.com/

 

Quiz

Once you finish studying the above course content, you need to take a quiz to obtain the PDH credits.

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DISCLAIMER: The materials contained in the online course are not intended as a representation or warranty on the part of PDH Center or any other person/organization named herein. The materials are for general information only. They are not a substitute for competent professional advice. Application of this information to a specific project should be reviewed by a registered architect and/or professional engineer/surveyor. Anyone making use of the information set forth herein does so at their own risk and assumes any and all resulting liability arising therefrom.

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