JNTUK R20 2-1 Highway Engineering Material/Notes PDF Download

Students those who are studying JNTUK R20 Civil Branch, Can Download Unit wise R20 2-1 Highway Engineering Material/Notes PDFs below.

JNTUK R20 2-1 Highway Engineering Material/Notes PDF Download

OBJECTIVES:

• To impart different concepts in the field of Highway Engineering.
• To acquire design principles of Highway Geometrics and Pavements
• To acquire design principles of Intersections

UNIT-1

Highway Planning and Alignment: Highway development in India; Classification of Roads; Road Network Patterns; Necessity for Highway Planning; Different Road Development Plans– First, second, third road development plans, road development vision 2021, Rural Road Development Plan – Vision 2025; Planning Surveys; Highway Alignment- Factors affecting Alignment- Engineering Surveys – Drawings and Reports.

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UNIT-2

Highway Geometric Design: Importance of Geometric Design- Design controls and Criteria- Highway Cross Section Elements- Sight Distance Elements-Stopping sight Distance, Overtaking Sight Distance and Intermediate Sight Distance- Design of Horizontal Alignment-Design of Super elevation and Extra widening- Design of Transition Curves- Design of Vertical alignmentGradients- Vertical curves.

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UNIT-3

Traffic Engineering: Basic Parameters of Traffic-Volume, Speed and Density- Traffic Volume Studies; Speed studies –spot speed and speed & delay studies; Parking Studies; Road Accidents-Causes and Preventive measures – Condition Diagram and Collision Diagrams; PCU Factors, Capacity of Highways – Factors Affecting; LOS Concepts; Road Traffic Signs; Road markings; Types of Intersections; At-Grade Intersections – Design of Plain, Flared, Rotary and Channelized Intersections; Design of Traffic Signals –Webster Method –IRC Method.

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UNIT-4

Highway Materials: Subgrade soil: classification –Group Index – Subgrade soil strength – California Bearing Ratio – Modulus of Subgrade Reaction. Stone aggregates: Desirable properties – Tests for Road Aggregates – Bituminous Materials: Types – Desirable properties – Tests on Bitumen – Bituminous paving mixes: Requirements – Marshall Method of Mix Design

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UNIT-5

Design Of Pavements: Types of pavements; Functions and requirements of different components of pavements; Design Factors

Flexible Pavements: Design factors – Flexible Pavement Design Methods – CBR method – IRC method – Burmister method – Mechanistic method – IRC Method for Low volume Flexible pavements.

Rigid Pavements: Design Considerations – wheel load stresses – Temperature stresses –Frictional stresses – Combination of stresses – Design of slabs – Design of Joints – IRC method – Rigid pavements for low volume roads – Continuously Reinforced Cement Concrete Pavements – Roller Compacted Concrete Pavements.

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TEXT BOOKS:

1. Highway Engineering, Khanna S. K., Justo C. E. G and Veeraragavan A, Nem Chand Bros., Roorkee.

2. Traffic Engineering and Transportation Planning, Kadiyali L. R, Khanna Publishers, New Delhi.

REFERENCES:

1. Principles of Highway Engineering, Kadiyali L. R, Khanna Publishers, New Delhi
2. Principles of Transportation Engineering, Partha Chakroborthy and Animesh Das, PHI Learning Private Limited, Delhi

OUTCOMES:

• Plan highway network for a given area.
• Determine Highway alignment and design highway geometrics.
• Design Intersections and prepare traffic management plans
• Judge suitability of pavement materials and design flexible and rigid pavements

JNTUK R20 2-1 Surveying and Geometrics Material PDF Download

Students those who are studying JNTUK R20 Civil Branch, Can Download Unit wise R20 2-1 Surveying and Geometrics Material/Notes PDFs below.

JNTUK R20 2-1 Surveying and Geometrics Material PDF Download

OBJECTIVES:

• Know the principle and methods of surveying.
• Measure horizontal and vertical- distances and angles
• Recording of observation accurately
• Perform calculations based on the observation
• Identification of source of errors and rectification methods
• Apply surveying principles to determine areas and volumes and setting out curves
• Use modern surveying equipment’s for accurate results

UNIT-1

Introduction and Basic Concepts: Introduction, Objectives, classification and principles of surveying, Surveying accessories. Introduction to Compass, levelling and Plane table surveying.

Measurement of Distances and Directions Linear distances- Approximate methods, Direct Methods- Chains- Tapes, ranging, Tape corrections.

Prismatic Compass– Bearings, included angles, Local Attraction, Magnetic Declination, and dip – W.C.B systems and Q.B. system of locating bearings.

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UNIT-2

Leveling – Types of levels, temporary and permanent adjustments, methods of levelling, booking and Determination of levels, Effect of Curvature of Earth and Refraction.

Contouring– Characteristics and uses of Contours, methods of contour surveying.

Areas – Determination of areas consisting of irregular boundary and regular boundary.

Volumes -Determination of volume of earth work in cutting and embankments for level section, volume of borrow pits, capacity of reservoirs.

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UNIT-3

Theodolite Surveying: Types of Theodolites, temporary adjustments, measurement of horizontal angle by repetition method and reiteration method, measurement of vertical Angle, Trigonometrical levelling when base is accessible and inaccessible.

Traversing: Methods of traversing, traverse computations and adjustments, Introduction to Omitted measurements.

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UNIT-4

Curves: Types of curves and their necessity, elements of simple, compound, reverse curves.

Tacheometric Surveying: Principles of Tacheometry, stadia and tangential methods of Tacheometry,

Modern Surveying Methods: Principle and types of E.D.M. Instruments, Total station- advantages and Applications. Introduction to Global Positioning System.

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UNIT-5

Photogrammetry Surveying: Introduction, Basic concepts, perspective geometry of aerial photograph, relief and tilt displacements, terrestrial photogrammetry, flight planning; Stereoscopy, ground control extension for photographic mapping- aerial triangulation, radial triangulation, methods; photographic mapping- mapping using paper prints, mapping using stereoplotting instruments, mosaics, map substitutes.

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TEXT BOOKS:

1. Surveying (Vol – 1, 2 & 3), by B. C. Punmia, Ashok Kumar Jain and Arun Kumar Jain – Laxmi Publications (P) ltd., New Delhi.

2. Chandra A M, “Plane Surveying and Higher Surveying”, New age International Pvt. Ltd., Publishers, New Delhi.

3. Duggal S K, “Surveying (Vol – 1 & 2), Tata McGraw Hill Publishing Co. Ltd. New Delhi.

REFERENCES:

1. Arthur R Benton and Philip J Taety, Elements of Plane Surveying, McGraw Hill.

2. Surveying and levelling by R. Subramanian, Oxford university press, New Delhi

3. Arora K R “Surveying Vol 1, 2 & 3), Standard Book House, Delhi.

JNTUK R20 2-1 Fluid Mechanics Material PDF Download

Students those who are studying JNTUK R20 Civil Branch, Can Download Unit wise R20 2-1 Fluid Mechanics Material/Notes PDFs below.

JNTUK R20 2-1 Fluid Mechanics Material PDF Download

OBJECTIVES:

• To understand the properties of fluids and fluid statics
• To derive the equation of conservation of mass and its application
• To solve kinematic problems such as finding particle paths and streamlines
• To use important concepts of continuity equation, Bernoulli’s equation and turbulence, and apply the same to problems
• To analyze laminar and turbulent flows
• To understand the various flow measuring devices  To study in detail about boundary layers theory

UNIT-1

Introduction: Dimensions and units – Physical properties of fluids – specific gravity, viscosity, surface tension, vapour pressure and their influences on fluid motion, pressure at a point, Pascal’s law, Hydrostatic law -atmospheric, gauge and vacuum pressures- measurement of pressure. Pressure gauges, Manometers: Differential and Micro Manometers.

Hydrostatics: Hydrostatic forces on submerged plane, Horizontal, Vertical, inclined and curved surfaces – Center of pressure.

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UNIT-2

Fluid Kinematics: Description of fluid flow, Stream line, path line and streak line and stream tube. Classification of flows: Steady, unsteady, uniform, non-uniform, laminar, turbulent, rotational and irrotational flows – Equation of continuity for one, two , three dimensional flows – stream and velocity potential functions, flow net analysis.

Fluid Dynamics: Surface and body forces – Euler’s and Bernoulli’s equations for flow along a stream line – Momentum equation and its application – forces on pipe bend.

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UNIT-3

Laminar Flow and Turbulent Flows: Reynold’s experiment – Characteristics of Laminar & Turbulent flows, Shear and velocity distributions, Laws of Fluid friction, Hagen-Poiseulle Formula, Flow between parallel plates, Flow through long tubes, hydrodynamically smooth and rough flows.

Closed Conduit Flow: Darcy-Weisbach equation, Minor losses – pipes in series – pipes in parallel – Total energy line and hydraulic gradient line, variation of friction factor with Reynold’s number – Moody’s Chart, Pipe network problems, Hazen-Williams formula, Hard-Cross Method

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UNIT-4

Measurement of Flow: Pitot tube, Venturi meter and Orifice meter – classification of orifices, small orifice and large orifice, flow over rectangular, triangular, trapezoidal and Stepped notches, Broad crested weirs and Ogee weirs.

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UNIT-5

Boundary Layer Theory: Boundary layer (BL) – concepts, Prandtl contribution, Characteristics of boundary layer along a thin flat plate, Vonkarman momentum integral equation, laminar and turbulent Boundary layers (no deviations)- BL in transition, separation of BL, Control of BL, flow around submerged objects-Drag and Lift- Magnus effect.

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Text Books:

1. Modi P.N and Seth S.M.(2018), “Fluid mechanics”, Standard book house, New Delhi

2. A text of Fluid mechanics and hydraulic machines, R.K.Bansal- Laxmi Publications (P) ltd., New Delhi

References:

1. K.Subramanyam, Fluid mechanics and hydraulic machines Mc graw hill education, IInd edition

2. Fluid Mechanics and Machinery, C.S.P. Ojha, R. Berndtsson and P.N. Chandramouli, Oxford Higher Education.

3. Principle of fluid mechanics and fluid machines III edition, university press

OUTCOMES:

• Understand the various properties of fluids and their influence on fluid motion and analyse a variety of problems in fluid statics and dynamics.
• Calculate the forces that act on submerged planes and curves.
• Ability to analyse various types of fluid flows.
• Apply the integral forms of the three fundamental laws of fluid mechanics to turbulent and laminar flow through pipes and ducts in order to predict relevant pressures, velocities and forces.
• Able Measure the quantities of fluid flowing in pipes, tanks and channels.

JNTUK R20 2-1 Strength of Materials-I Material PDF Download

Students those who are studying JNTUK R20 Civil Branch, Can Download Unit wise R20 2-1 Strength of Materials-I (SOM-I) Material/Notes PDFs below.

JNTUK R20 2-1 Strength of Materials-I Material PDF Download

OBJECTIVES:

• To impart preliminary concepts of Strength of Material and Principles of Elasticity and Plasticity Stress conditions and to develop diagrams of variation of various stresses across the length.
• To give concepts of stresses developed in the cross section and bending equations calculation of section modulus of sections with different crosssections
• The concepts above will be utilized in measuring deflections in beams under various loading and supportconditions
• To classify cylinders based on their thickness and to derive equations for measurement of stresses across the cross section when subjected to external pressure.

UNIT-1

Simple Stresses And Strains : Elasticity and plasticity – Types of stresses and strains – Hooke’s law – stress – strain diagram for mild steel – Working stress – Factor of safety – Lateral strain, Poisson’s ratio and volumetric strain – Elastic moduli and the relationship between them – Bars of varying section – stresses in composite bars – Temperature stresses.

Strain Energy – Resilience – Gradual, sudden, impact and shock loadings – simple applications.

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UNIT-2

Shear Force and Bending Moment: Definition of beam – Types of beams – Concept of shear force and bending moment – Point of contra flexure – Relation between S.F., B.M and rate of loading at a section of a beam; S.F and B.M diagrams for cantilever, simply supported and overhanging beams subjected to point loads, uniformly distributed loads, uniformly varying loads, partial uniformly distributed loads, couple and combination of these loads.

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UNIT-3

Flexural and shear Stresses in beams

Flexural Stresses: Theory of simple bending – Assumptions – Derivation of bending equation: M/I = f/y = E/R, Neutral axis – Determination bending stresses – section modulus of rectangular and circular sections (Solid and Hollow), I, T, Angle and Channel sections – Design of simple beam sections.

Shear Stresses: Derivation of formula – Shear stress distribution across various beam sections like rectangular, circular, I, T Angle sections.

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UNIT-4:

Deflection of Beams: Bending into a circular arc – slope, deflection and radius of curvature – Differential equation for the elastic curve of a beam – Double integration and Macaulay’s methods – Determination of slope and deflection for cantilever, simply supported and overhanging beams subjected to point loads, uniformly distributed loads, uniformly varying loads, partial uniformly distributed loads, couple and combination of these loads. Mohr’s theorems – Moment area method – application to simple cases of cantilever.

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UNIT-5:

Thin and Thick Cylinders: Thin cylindrical shells – Derivation of formula for longitudinal and circumferential stresses – hoop, longitudinal and volumetric strains – changes in diameter, and volume of thin cylinders.

Thick cylinders: Introduction: Lames theory for thick cylinders, Derivation of Lames formulae, distribution of hoop and radial stresses across the thickness, compound cylinders-distribution of stresses.

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TEXT BOOKS:

1. A Textbook of Strength of Materials, by R. K. Rajput, 7e (Mechanics of Solids) SI Units S. Chand & Co, NewDelhi

2. Strength of materials by R. K. Bansal, Lakshmi Publications.

REFERENCES:

1. Mechanics of Materials- by R. C.Hibbler, Pearson publishers

2. Mechanics of Solids – E P Popov, Prentice Hall.

3. Strength of Materials by B.S.Basavarajaiah and P. Mahadevappa, 3rd Edition,Universities Press

4. Mechanics of Structures Vol – I by H.J.Shah and S.B.Junnarkar, Charotar Publishing House Pvt. Ltd.

OUTCOMES:

• The student will be able to understand the basic materials behavior underthe influence of different external loading conditions and the supportconditions
• The student will be able to draw the diagrams indicating the variation of the key performance features like bending moment and shearforces
• The student will have knowledge of bending concepts and calculation of section modulus and for determination of stresses developed in the beams and deflections due to various loadingconditions
• The student will be able to assess stresses across section of the thin and thick cylinders to arrive at optimum sections to withstand the internal pressure using Lame’sequation.

JNTUK B.Tech 2-1 R20 Civil Materials: Students Can Download JNTUK 2-1 Civil R20 Regulation Materials/ E Note Books / Text Books Subject Wise From Below.

JNTUK B.Tech 2-1 Sem R20 CIVIL Materials Subject Wise PDF

Students of Jawaharlal Nehru Technological University Kakinada can avail of B.Tech 2-1 can avail of the materials for R20 regulation for various branches. Students can download JNTUK B.Tech 2-1 Sem R20 Civil Materials Subject Wise PDF from the links provided here. By tapping on the link, one can download materials for JNTUK 2-1 Sem Civil R20. The Civil engineering Students can download the subject-wise materials PDFs collected from various sources. By referring to the materials one can gain knowledge to clear the exams with a good score. The course materials include Mathematics -III, Strength of Materials-I, Fluid Mechanics, Surveying and Geometrics, Highway Engineering and various other Civil related books of various popular authors. Check the following B.Tech R20 Civil 2-1 Materials PDFs and download them for free. 

JNTUK B.Tech 2-1 Sem R20 Civil Course Structure:

Also Check: JNTUK 2-1 Sem R20 Civil Syllabus

Download JNTUK 2-1 R20 Civil Materials PDF

Students who are pursuing the B.Tech 2-1 Civil R20 Regulation can check the text books, reference books, and e-resourses provided here for free. Students can get the complete chapter-wise information from their respective text books. And from the following information from the e-resourses, text books from the familer authors will provide the extra knowledge and understanding of each subject. Hence ts helps to score good in exams. Here we have collaboratively given the best JNTUK 2-1 R20 Civil materials at one place for the reference of students.

Mathematics -III (Vector Calculus, Transforms and PDE) Material

Strength of Materials – I Material

Fluid Mechanics Material

Surveying and Geometrics Material

Highway Engineering Material