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DC80.4-18: Guide Specification for Unbonded Post-Tensioning Repair

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Description

This guide specification is to be used for the repair of unbonded seven-wire single-strand

tendons and should be coordinated with other related sections.

This document provides instruction to specifiers in the form of Note to Specifiers.

Published December 2018

17 pages

 

Table of Contents

PART 1 — GENERAL

1.1 — Summary

1.2 — Referenced standards

1.3 — References

1.4 — Sequencing

1.5 — Submittals

1.6 — Closeout submittals

1.7 — Quality assurance

1.8 — Delivery, handling, and storage

1.9 — Existing construction

PART 2 — PRODUCTS

2.1 — Prestressing steel

2.2 — PT suppliers

2.3 — Auxiliary materials

2.4 — Equipment

PART 3 — EXECUTION

3.1 — Safety precautions

3.2 — Preparation

3.3 — Extraction and threading of new prestressing steel

3.4 — Splicing prestressing steel

3.5 — Sheathing repair

3.6 — Stressing prestressing steel

3.7 — Field quality control

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.

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