• ♦Manual Notice 2021-1
• ►1. Introduction
  • ♦1. Overview
  • ♦2. Using the Concrete Repair Manual
  • ♦3. Standard Specification References to the Concrete Repair Manual
  • ♦4. Repairs and Repair Manual
  • ♦5. Repair Procedure Submission and Approval
  • ♦6. Quality Control/Quality Assurance
  • ♦7. Definitions and Abbreviations
• ►2. Damage Assessment and Repair Types
  • ►1. Defining Concrete Spalls
    • ♦Description
    • ♦Notes
    • ♦Spall Categories
    • ♦Selecting an Appropriate Repair Procedure
  • ►2. Voids Due to Honeycombing
    • ♦Description
    • ♦Investigating Honeycombed Regions
    • ♦Repairing Honeycombed Regions
  • ►3. Damage over Traffic
    • ♦Description
  • ►4. Prestressed Concrete Piling
    • ♦Description
    • ♦Reference
    • ♦Notes
    • ♦Damage Prior to Driving (e.g. in the Fabrication Yard)
    • ♦Damage During Driving
    • ♦Lifting Strands
  • ►5. Taking Cores and Patching Core Holes
    • ♦Description
    • ♦Selection Criteria
    • ♦Taking Cores to Check Compressive Strength
    • ♦Taking Cores to Investigate Specific Defects
    • ♦Marking Cores
    • ♦Patching Core Holes
  • ►6. Trimming or Cutting Prestressed Concrete Girder Ends
    • ♦Description
    • ♦Provisions for Acceptance
    • ♦Repair Procedure
  • ►7. Recessing Prestressed Strands
    • ♦Description
    • ♦Repair Procedure
  • ►8. Rail Damage Due to Vehicular Impact
    • ♦Description
    • ♦Assessment
    • ♦Repair Procedure
• ►3. Repair Materials and Procedures
  • ►1. Minor Spall Repair
    • ♦Description
    • ♦Material
    • ♦Repair Procedure
    • ♦Commentary
  • ►2. Intermediate Spall Repair
    • ♦Description
    • ♦Material
    • ♦Repair Procedure
    • ♦Commentary
  • ►3. Major Spall Repair and Concrete Replacement
    • ♦Description
    • ♦Material
    • ♦Repair Procedure
    • ♦Commentary
  • ►4. Bridge Deck Repair
    • ♦Description
    • ♦Selecting an Appropriate Repair Material
    • ♦Repair Procedure
    • ♦Commentary
  • ►5. Crack Repair – Pressure-Injected Epoxy
    • ♦Description
    • ♦Material
    • ♦Repair Procedure
    • ♦Commentary
  • ►6. Crack Repair – Gravity-Fed Sealant
    • ♦Description
    • ♦Material
    • ♦Repair Procedure
    • ♦Commentary
  • ►7. Crack Repair – Surface Sealing
    • ♦Description
    • ♦Method 1: Rout-and-Seal Cracks
    • ♦Method 2: Surface Sealing

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Manual Notice: 2021-1

From: Graham A. Bettis, P.E., Director, Bridge Division

Manual: Concrete Repair Manual

Effective Date: March 25, 2021

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Purpose

This manual includes step-by-step repair procedures for use on new and existing concrete members cast for the Texas Department of Transportation (TxDOT).

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Changes

Revisions to this manual include various editorial changes including: various reference to patch revised to repair; incorporated language on following manufacturer's material and procedure requirements; incorporated definition of SSD (saturated surface dray); adjusted the duration of water blasting requirement to achieve SSD; incorporated detail for concrete repair with mechanical anchors, and added steps and photos of a typical full-depth deck repair.

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Contact

Please contact the Bridge Division with comments or questions.

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Archives

Past Manual Notices are available in a PDF archive.