Civil Engineering Materials Course

Lesson 1 • Durability and Degradation Concepts

Introduces corrosion, fatigue, creep, and environmental degradation mechanisms. Connects material lifespan to design and maintenance decisions.

Lesson 2 • Material Classification and Properties Overview

Introduces the major material families: metals, polymers, ceramics, and composites. Provides the classification lens used throughout the course.

Lesson 3 • Atomic Structure and Bonding

Covers atomic bonding types and their influence on material behavior. Links molecular structure to macroscopic engineering properties.

Lesson 4 • Material Selection Criteria

Presents systematic frameworks for matching material properties to structural requirements. Integrates cost, availability, and sustainability into selection logic.

Lesson 1 • Aggregate Types and Sources

Distinguishes coarse, fine, and recycled aggregates by origin and processing method. Establishes how source geology affects engineering suitability.

Lesson 2 • Aggregate Sampling and Quality Control

Establishes statistically valid sampling protocols and acceptance criteria. Connects field sampling practice to laboratory test reliability.

Lesson 3 • Deleterious Substances and Reactivity

Identifies harmful impurities including clay, organic matter, and reactive silica. Explains alkali-silica reaction and its long-term structural consequences.

Lesson 4 • Physical and Mechanical Properties

Quantifies specific gravity, absorption, hardness, and abrasion resistance. These values feed directly into mix design and pavement performance models.

Lesson 1 • Hydration Reactions and Microstructure

Explains C-S-H gel formation, portlandite production, and pore structure evolution. Microstructure development determines long-term strength and permeability.

Lesson 2 • Cement Types and Classifications

Differentiates cement types by compound ratios and intended application. Enables specification decisions for sulfate exposure, heat generation, and early strength.

Lesson 3 • Cement Testing and Acceptance

Presents standard tests for fineness, consistency, setting time, and strength. Connects test results to specification compliance and batch acceptance.

Lesson 4 • Supplementary Cementitious Materials

Covers fly ash, slag, silica fume, and natural pozzolans as partial cement replacements. Quantifies their effects on workability, strength gain, and durability.

Lesson 1 • Water-Cement Ratio and Strength Relationship

Establishes Abrams' law and its practical limits for structural concrete. Defines the primary lever for controlling compressive strength and permeability.

Lesson 2 • Workability Measurement and Control

Covers slump, flow table, Vebe, and compacting factor tests for fresh concrete. Connects workability targets to placement method and structural element type.

Lesson 3 • Chemical Admixtures in Concrete

Classifies water reducers, retarders, accelerators, and air-entraining agents by mechanism. Quantifies dosage effects on fresh and hardened concrete properties.

Lesson 4 • Absolute Volume Mix Design Method

Guides step-by-step proportioning using absolute volume calculations. Produces mix designs that satisfy target strength and exposure class requirements.

Lesson 1 • Concrete Deterioration Mechanisms

Analyzes sulfate attack, alkali-silica reaction, freeze-thaw damage, and reinforcement corrosion. Identifies visual indicators and laboratory confirmation methods.

Lesson 2 • Elastic Modulus and Creep

Measures static and dynamic elastic modulus and quantifies long-term creep strain. Links these values to structural deflection and prestress loss calculations.

Lesson 3 • Permeability and Transport Properties

Quantifies water permeability, chloride diffusion, and carbonation depth as durability indicators. Connects pore structure to service life prediction models.

Lesson 4 • Non-Destructive Evaluation of Concrete

Applies rebound hammer, ultrasonic pulse velocity, and ground-penetrating radar to in-place assessment. Interprets combined NDE results for structural condition rating.

Lesson 1 • Prestressing Steel and Tendons

Characterizes strand, wire, and bar tendons by tensile strength and relaxation behavior. Quantifies prestress losses from elastic shortening, creep, and shrinkage.

Lesson 2 • Steel Metallurgy and Production

Covers iron-carbon phase diagrams, steelmaking routes, and heat treatment effects. Links microstructure to yield strength, ductility, and weldability.

Lesson 3 • Steel Testing and Weldability

Covers tensile testing, Charpy impact, hardness, and bend tests for steel qualification. Introduces carbon equivalent as a weldability predictor.

Lesson 4 • Structural Steel Grades and Shapes

Classifies structural steel by yield strength grade and rolled section profile. Connects grade selection to connection design and seismic performance requirements.

Lesson 1 • Bitumen Chemistry and Composition

Describes asphaltene, resin, and aromatic fractions and their roles in bitumen behavior. Links colloidal structure to temperature susceptibility and aging.

Lesson 2 • Bitumen Testing Methods

Covers penetration, softening point, ductility, viscosity, and dynamic shear rheometer tests. Test results validate binder grade and predict field performance.

Lesson 3 • Asphalt Mix Design: Superpave Method

Applies Superpave gyratory compaction and volumetric analysis to design dense-graded mixes. Optimum binder content is determined from air voids, VMA, and VFA criteria.

Lesson 4 • Bitumen Grading Systems

Compares penetration, viscosity, and performance grading systems for bitumen specification. Performance grading directly links binder selection to climate and traffic.

Lesson 1 • Engineered Wood Products

Covers glulam, LVL, CLT, and structural plywood as alternatives to sawn timber. Addresses manufacturing process effects on dimensional stability and fire performance.

Lesson 2 • High-Performance and Sustainable Materials

Introduces ultra-high-performance concrete, fiber-reinforced polymers, and geopolymers as emerging structural materials. Evaluates their environmental footprint relative to conventional options.

Lesson 3 • Masonry Units and Mortar

Characterizes clay brick, concrete masonry units, and natural stone by strength and absorption. Mortar type selection governs bond strength and movement accommodation.

Lesson 4 • Masonry Structural Behavior

Analyzes compressive strength of masonry assemblages, bond patterns, and lateral load resistance. Grouted and reinforced masonry systems are compared to unreinforced construction.