Short Courses and Conferences

Grouting Fundamentals and Current Practice

35th Annual Short Course

June 16-20, 2014


Agenda

Monday, June 16, 2014

8:00 – 8:05 a.m. Opening Remarks - Kieffer

8:05 – 9:35 a.m. Introduction to Grouting – Concepts and Methods - Warner

  • Brief History
  • Why Grout?
  • Fundamentals of pressure and injection rate
  • Types of Injection Systems
  • Risks

9:50 – 11:50 a.m. Types of Grout and Grout Rheology - Warner/Goodwin

  • Viscosity
  • Wetability/Affinity
  • Thixotropy
  • Settlement/Bleed
  • Temperature effects
  • Mixing energy

11:50 – 12:50 p.m. Lunch

12:50 – 1:50 p.m. Hydraulic Cement Grout Additives - Goodwin

  • Calcium Silicate Cements
  • Calcium Aluminate Cements
  • Expansive or Shrinkage Compensating Cements
  • Other Cements
  • Hybrid Binders
  • Fillers and Aggregates
  • Pozzolans
  • Accelerators
  • Retarders and Hydration Control Agents
  • Water Reducers, Dispersants, and Superplasticizers
  • Water Retention and Anti-Bleeding Additives
  • Fibers
  • Viscosifiers
  • Suspending Agents
  • Anti washout Additives
  • Pumping Aids
  • Gas Generating Agents
  • Air Entrainment and Foaming Agents
  • Latex or Polymer Dispersions

2:00 – 3:30 p.m. Chemical Solution Grout Materials and Applications - Anderson

  • Solution grout types
  • Thickening models
  • Silicates
  • Acrylamides
  • Acrylates
  • Urethanes
  • Epoxies

3:40 – 4:15 p.m. Foaming Agents - Palladino

4:20 – 5:15 p.m. Engineering Geologic Considerations for Rock Mass Grouting - Kieffer

5:30 – 6:45 p.m. Icebreaker Reception


Tuesday, June 17, 2014

8:00 – 10:00 p.m. Cement Grouting in Rock I - Dreese

  • Typical applications
  • Grouted cutoffs for seepage reduction
  • Objectives
  • When is grouting necessary
  • Typical hole layouts and orientations
  • Split spacing of holes
  • Consolidation grouting
  • Objectives
  • Typical hole layouts
  • Grout caps
  • Operations and sequence
  • Layout and marking of holes
  • Drilling - upstage versus downstage
  • Hole washing
  • Water testing
  • Mixing of grout
  • Grout injection
  • Grouting equations of interest
  • Managing grout application
  • Final check of equipment
  • Starting mixes
  • Grout pressures - rules of thumb
  • Are high pressures necessary?
  • Grouting the hole
  • Mix changes during grouting (thickening)
  • Assessment of grouting - quality assurance
  • Relationship between water tests and cement takes
  • Contract bid items

10:10 – 10:55 a.m. Cement Grouting in Rock IIa - The GIN (Grouting Intensity Number) Method - Gazzarrini

  • GIN Method Concepts
  • Pressure/Volume in grouting
  • Water Pressure Tests
  • Theory behind the method
  • Practical examples

11:05 – 11:50 a.m. Cement Grouting in Rock IIb - The GIN Method - Katterbach

  • Reasons for GIN misunderstanding and misuse
  • GIN Specifications
  • Selecting GIN curves
  • Grout mixes
  • Water testing
  • Case histories/GIN reference projects

11:50 – 12:50 p.m. Lunch

12:50 – 1:50 p.m. Cement Grouting in Rock (III) - Aperture Controlled Grouting - Carter

  • Distinction and Definitions - GIN and ACG
  • Discrete Fracture Networks
  • Fracture Characterization
  • Grout Protocol Development
  • Decision Flow Chart
  • Mix Sequencing
  • Injection Control
  • Monitoring Systems
  • Field Procedure Guidelines
  • Closure Criteria and Verification

2:00 – 2:50 p.m. Quantitative Design of Grout Curtains - Dreese

3:00 – 3:50 p.m. Computer Controlled Grouting & Advantages of Stable Grouts - Dreese

4:00 – 5:00 p.m. Case Histories - Dam Remediation Projects - Dreese


Wednesday, June 18, 2014

8:00 – 10:00 a.m. Limited Mobility Grouting - Warner

  • Void filling
  • Forming structural members
  • Compaction grouting
  • Grout Holes
  • Pump requirements

10:10 – 11:10 a.m. Compaction Grouting - Harris

  • Injection sequence
  • Refusal criteria
  • Monitoring/Records
  • Examples of use

12:00 p.m. – 5:00 p.m. Field Demo at Baski, Inc. (with lunch) - Warfield, et. al.


Thursday, June 19, 2014

8:00 – 9:55 a.m. Permeation Grouting of Soils - Warner

  • Soil Solidification/Strengthening
  • Increasing natural frequency
  • Water Control
  • Injection modes and methods
  • Grout Holes
  • Examples of use

10:05 – 12:00 a.m. Jet Grouting - Burke

  • Introduction
  • Terms and Definitions
  • History and Development
  • Applications of Jet Grouting
  • Jet Grouting Systems
  • Single Fluid System
  • Double Fluid System
  • Triple Fluid System
  • Cross-Jetting
  • Super-Jet
  • System(s) Selection
  • Case Histories

12:00 – 12:45 p.m. Lunch

12:45 – 1:45 p.m. Evolution of Drilling Practices - Bruce

  • Drilling methods
  • Drilling equipment
  • Driving grout casing
  • Circulation flush
  • Drill bits
  • Grout caps

1:55 – 2:40 p.m. Rock Anchors - Bruce

  • Terminology, characteristics and classification
  • Applications, design, and construction
  • Stressing and testing
  • Corrosion protection
  • New developments
  • Standards, recommendations, and sources of data
  • Illustrated case histories

2:45 – 3:30 p.m. Micropiles - Bruce

  • Terminology, characteristics and classification
  • Applications, design, and construction
  • Stressing and testing
  • Corrosion protection
  • New developments
  • Standards, recommendations & sources of data
  • Illustrated case histories

3:35 – 4:45 p.m. Cutoff Walls - Bruce

4:55 – 5:25 p.m. Composite Walls - Bruce

5:30 – 6:00 p.m. Crisis Management - Bruce


Friday, June 20, 2014

8:00 – 9:20 a.m. Grouting Instrumentation - Choquet

9:30 – 10:15 a.m. Overview of Grouting in Underground Construction - Kieffer

  • Pre-Excavation Grouting
  • Backfill Grouting
  • Contact Grouting
  • Pressure Tunnels

10:25 a.m – 12:00 p.m. Pre-Excavation Grouting in Rock Tunnels - Hognestad

12:00 – 1:00 p.m. Lunch

1:00 – 1:50 p.m. Tunnel Grouting – Contractor Considerations - Wimmer/Kofoed

  • Specifications
  • Lump sum vs. Unit Price
  • Risk Analysis
  • Real Jobs:  Estimating and Construction lessons learned

2:00 – 2:40 p.m. Tunneling Case History: East Side Access Northern Blvd. Crossing in New York City - Schmall

2:50 – 3:50 p.m. Slab Jacking/Grout Jacking - Harris

  • Grout Holes
  • Grout type and consistency
  • Injection sequence
  • Monitoring and controls
  • Examples of use

4:00 – 5:00 p.m. Structural Grouting - Warner

  • Defects in concrete
  • Voids/honeycomb
  • Masonry voids
  • Base plates/Machinery bases
  • Vacuum Grouting
  • Underwater Grouting
  • Preplaced Aggregate Concrete


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