Design and Construction of Highway Pavements BCV613D
Course Code: BCV613D
Credits: 03
CIE Marks: 50
SEE Marks: 50
Total Marks: 100
Exam Hours: 03
Total Hours of Pedagogy: 40H
Teaching Hours/Weeks: [L:T:P:S] 3:0:0:0
Introduction and Subgrade Materials: Overview of highway – Classification of roads, Pavement
Layers – Components and Functions, Highway alignment and Survey, road development in India, Components and
Geometric Standards of Highway Design
Pavement subgrade material: Soils, Soil Characteristic Evaluation, desirable properties, tests
(Virtual) Liquid Limit, Plastic limit, Shrinkage Limit, Grain size analysis Wet sieve and Hydrometer analysis, Water Content, Specific gravity, Free swell index, Relative density, Heavy compaction, California Bearing Ratio.
Pavement Materials
Stone aggregates: Desirable properties, tests (Virtual) – Sieve analysis, Specific gravity, Water absorption,
Bulk density, Wet Sieve analysis, Aggregate crushing value, Aggregate impact value, Combined Flakiness
and Elongation index, Aggregate abrasion value, Soundness of aggregate, Characteristic evaluation
Bituminous binders: Desirable properties, tests (Virtual) – Specific gravity, Penetration, Softening Point,
Ductility, Elastic recovery, Flash point, Separation, Loss on heating, Matter soluble in trichloro ethylene,
Absolute, Kinematic and Rotational Viscosity, Aging of Bitumen, Characteristic evaluation.
Bituminous paving mix: Desirable properties, tests (Virtual) – Stripping value of coarse aggregate, Stone
polishing value of coarse aggregate, Maximum specific gravity of bituminous mix, Marshall stability & flow,
Binder content, Bulk specific gravity and density, Indirect tensile strength, Resilient Modulus (indirect
tension test), Resistance of compacted asphalt mixtures to moisture-induced damage, Characteristic
evaluation
Cement: Desirable properties, tests (Virtual) – Consistency, Initial Setting Time, Final Setting Time, Mortar
Cube compressive strength, Fineness of cement, Specific gravity of cement, Soundness of cement,
Characteristic evaluation
Concrete: Desirable properties, requirements, tests (Virtual) – Workability, Compressive Strength, Flexural
strength, Characteristic evaluation
Principles and Design of Pavements
Flexible Pavement: Introduction, composition, factors governing design, design of flexible
pavements as per IRC; Bituminous mix design (Marshall method), IIT Pave Software; Case study –
Design Problem
Rigid pavement: Introduction, composition, factors governing design, DLC and PQC mix design;
design of concrete pavements as per IRC; Joints; Case study – Design Problem.
Plants and Machinery: Introduction; Asphalt Hot Mix Plant, Concrete Batching Plant, Wet Mix
Macadam Plant, Earthmoving and Excavation Equipment, Paving Equipment, Slipform Paver, Paver
Milling and Road Marking Equipment; Factors affecting output of Plant & Equipment; Initiatives to
improve quality
Construction Planning: Concept of Highways, Planning; Schedules in Planning; Monitoring;
Software in Planning
Subgrade and Base Layer: Construction Practices and Quality Control; Granular Sub-base
Construction Activities; Cement Treated Sub-base Construction Activities
Flexible Layers: Wet Mix Macadam; Construction Practices of Wet Mix Macadam; Hot Mix Asphalt;
Construction Practices of Hot Mix Asphalt Layer, Quality Control of Flexible Layers
Rigid Layers: Dry Lean Concrete; Construction Practices of Dry Lean Concrete; Pavement Quality
Concrete; Construction Practices of Pavement Quality Concrete, Quality Control of Rigid Layers
Pavement Evaluation: Introduction, Pavement Condition Survey, Pavement Evaluation Functional
and Structural, Distresses – Flexible and Rigid Pavement, Overlay Design of Flexible Pavement.