Concrete Condensed1 Cement Production, Composition & Types.

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Presentation transcript:

Concrete Condensed1 Cement Production, Composition & Types

Concrete Condensed2 Terminology

Concrete Condensed3 Raw Materials in Cement

Concrete Condensed4 Production of Cement

Concrete Condensed5 Production of Cement

Concrete Condensed6 Compounds in Cement

Concrete Condensed7 Compound Proportions

Concrete Condensed8 Cement Types

Concrete Condensed9 Cement Types & Compositions

Concrete Condensed10 Composition of Concrete

Concrete Condensed11 Strength Concrete

Concrete Condensed12 Weight of Concrete

Concrete Condensed13 Behavior

Concrete Condensed14 Strength Development

Concrete Condensed15 Water to Cement Ratio (W/C Ratio)

Concrete Condensed16 Paste- Aggregate Bond

Concrete Condensed17 Curing

Concrete Condensed18 Hydration Hydration is the general term used to describe the chemical reaction that takes place between cement powder and water.

Concrete Condensed19 Hydration Process

Concrete Condensed20 Hydration of Cement

Concrete Condensed21 Hydration Process

Concrete Condensed22 Hydration of C 3 S

Concrete Condensed23 Crystal formation of Cement

Concrete Condensed24 Fresh to Hardened State

Concrete Condensed25 Phases

Concrete Condensed26 Paste Phase

Concrete Condensed27 Paste Phase

Concrete Condensed28 Aggregate Phase

Concrete Condensed29 Admixtures

Concrete Condensed30 Placing Fresh Concrete

Concrete Condensed31 Strength Development of Time

Concrete Condensed32 Compression Testing Core Sample

Concrete Condensed33 Sulfate Attack Monosuloaluminate + Water + Sulfate = Ettringite =

Concrete Condensed34 Examples of Sulfate Attack

Concrete Condensed35 Advantages of Concrete

Concrete Condensed36 Disadvantages of Concrete

Concrete Condensed37 Air in Concrete Entrapped & Entrained

Concrete Condensed38 Sources of Air

Concrete Condensed39 Entrapped Air

Concrete Condensed40 Entrained Air

Concrete Condensed41 Entrained Air

Concrete Condensed42 Purpose for Entrained Air

Concrete Condensed43 Entrained Air Examples

Concrete Condensed44 Air-Entrained Admixtures

Concrete Condensed45 Air Void System

Concrete Condensed46 Air Void System

Concrete Condensed47 Air Void System

Concrete Condensed48 Air Void System

Concrete Condensed49 Freeze/Thaw

Concrete Condensed50 Influences of Air on Content

Concrete Condensed51 Affect on Properties

Concrete Condensed52 Aggregates

Concrete Condensed53 Various Different Aggregates

Concrete Condensed54 Background

Concrete Condensed55 Background

Concrete Condensed56 Common Aggregates

Concrete Condensed57 Important Characteristics of Aggregates

Concrete Condensed58 Important Characteristics of Aggregates

Concrete Condensed59 Shape and Texture of Aggregates

Concrete Condensed60 Shape and Texture

Concrete Condensed61 Chemical Soundness

Concrete Condensed62 Aggregate Failure

Concrete Condensed63 Alkali-Aggregate Reaction

Concrete Condensed64 Sieves for Sieve Analysis

Concrete Condensed65 Gradation

Concrete Condensed66 Uniform Gradation

Concrete Condensed67 Continuous Gradation

Concrete Condensed68 Paste Requirements

Concrete Condensed69 Gap Gradation

Concrete Condensed70 Reinforced and Prestressed Concrete

Concrete Condensed71 Flexure

Concrete Condensed72 Flexural Stress Distribution

Concrete Condensed73 Initial Cracking

Concrete Condensed74 Failure

Concrete Condensed75 Reinforced Beam

Concrete Condensed76 Flexural Stress Distribution

Concrete Condensed77 Initial Cracking

Concrete Condensed78 Higher Load Level

Concrete Condensed79 Ultimate Load

Concrete Condensed80 Steel Reinforcement

Concrete Condensed81 Preparing Re-bar

Concrete Condensed82 Re-bar Ready for Pouring

Concrete Condensed83 Steel- Concrete Bond

Concrete Condensed84 Mechanical Bond

Concrete Condensed85 Reinforced Concrete

Concrete Condensed86 Prestressed

Concrete Condensed87 Pre-stressing Re-bar

Concrete Condensed88 Re-bar Setup for Pre-stressing

Concrete Condensed89 Pre-Stressed Bridge Sections

Concrete Condensed90 Pre-Stressed Beam

Concrete Condensed91 Prestressed Concrete