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M55.1-12: Specification for Grouting of PT Structures

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Description

This publication provides minimum requirements for the selection, design, and installation of cementitious grouts and ducts for post-tensioning systems used in concrete construction. It is intended for use in a wide variety of structure types, including bridges, containment structures and buildings. The 2012 edition includes significant updates include chloride testing, inclined tube testing, material certification requirements, prohibition of tendon flushing, pumping pressure and personnel qualification.

*Note - Errata issued September 2012 and Addendum issued June 2013 are included in this publication.

61 pages; 8½ x 11 in. (soft cover)

Printed April 2015 to include Addendum #1 (June 2013)

 

Table of Contents

Please note that the hard copy is currently out of stock. A color printed copy of the document will be sent.

Table of Contents

1.0—Introduction

1.1—Scope

1.2—Uses

1.3—Key factors

1.4—Definitions

1.5—Referenced standards and specifications

2.0—Materials

2.1—General

2.2—Portland cement

2.3—Mineral additives

2.4—Admixtures

2.5—Aggregates

2.6—Water

2.7—Ducts

2.8—Inlets and outlets

2.9—Duct support spacing

3.0—Design

3.1—General

3.2—Scope

3.3—Class A, B, C, and D grouts

3.4—Testing requirements for Class A, B, C, and D grout

4.0—Testing, quality control, and quality assurance

4.1—General

4.2—Scope

4.3—Materials certifications

4.4—Laboratory testing

4.5—Personnel qualifications

4.6—Grouting procedures

4.7—Field testing

5.0—Construction

5.1—General

5.2—Time to grouting and temporary corrosion protection

5.3—Preparation for grouting operations

5.4—Storage of materials

5.5—Equipment

5.6—Mixing and injecting of non-thixotropic grouts

5.7—Injection of thixotropic grouts

5.8—Temperature considerations

6.0—References

Appendix A—Troubleshooting grouting problems

Appendix B—Standard test method for evaluation of corrosion protection capability of PT grouts (accelerated corrosion test for grouts)

Appendix C—Inlet and outlet details

ADDENDA AND ERRATA INFO

Any applicable addenda or errata are included with individual documents at the time of purchase. For a listing of and access to all product addenda and errata, visit the Addenda and Errata page. Errata page.

Return/Exchange Policy

Printed / Hard Copy Products: If your order is damaged, defective, or incorrect, we acccept its return without question within 30 days of purchase. Returns shipped COD are not accepted. University bookstores and other resellers must receive authorization from PTI to return books in resaleable condition. Authorized returns in resaleable condition are subject to 15% restocking fee.

Electronic /Downloaded Products & Online Learning Courses: These items are not eligible for return.