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Transportation Engineering 1

by Jntu Heroes
Type: NoteInstitute: JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY Downloads: 78Views: 1457Uploaded: 8 months agoAdd to Favourite

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Jntu Heroes
Jntu Heroes
CONTENTS CHAPTER 1: HIGHWAY DEVELOPMENT AND PLANNING Highway development in India Necessity for highway planning Different road development plans Classification of roads Road network patterns Highway Alignment Factors affecting alignment Engineering surveys Drawing and reports Highway project CHAPTER 2: HIGHWAY GEOMETRIC DESIGN Importance of Geometric Design Factors affecting highway geometric design Design controls and CriteriaHighway Cross Section ElementsSight Distance ElementsStopping sight Distance, Overtaking Sight Distance Intermediate Sight Distance Design of Horizontal Alignment Design of Super elevation Extra widening Design of Transition Curves Design of Vertical alignment Gradients- Vertical curves
ICHAPTER 3: TRAFFIC ENGINEERING AND REGULATION Basic Parameters of Traffic Volume, Speed and density Traffic volume studies-Data collection and presentation Speed studies –Data collection and presentationOrigin and Destinations studies, Parking Studies On street and off-street parking Road Accidents – Causes and Preventive measures Accident Data Recording Condition Diagram and Collision Diagrams Traffic Signs – Types and Specifications Road markings-Need for Road Markings Types of Road MarkingsDesign of Traffic Signals -Webster method. CHAPTER 4: INTERSECTION DESIGN Types of Intersections Conflicts at Intersections Requirements of At –Grade intersectionTypes of at-Grade IntersectionsChannelization -Traffic Islands Types of Grade Separated Intersections Rotary Intersection –concept of Rotary Design factors of rotary Advantages and limitations of rotary intersections CHAPTER 5: HIGHWAY MATERIAL, CONSTRUCTION ANDMAINTENANCE: Highway Material characterization Subgrade soil Stone aggregate
Bitumen materials Construction of gravel road Construction of water bound macadam road Construction of bituminous pavements Surface dressing Bitumen bound macadam Bituminous concrete Construction of cement concrete pavements Construction of joints in cement concrete pavements Joint filter and seal Pavement failures Maintenance of highways Highway Drainage

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