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SURVEYING IBEG 158 CI

Year: 1 Semester: 2

TeachingSchedule

Hours/week

Examination Scheme Total Marks Remarks

Final InternalAssessments

Theory Practical Theory Marks PracticalMarks

L P T Duration Marks Duration Marks

2

3

1

3 80 viva 25 20 25 150

1.0 Introduction

2 Hours

1.1 History and the development of surveying

1.1 Uses of surveying and its relations with other engineering subjects

1.2 Importance of surveying to civil engineering

2.0 Distance Measurements 5 Hours

2.1 Principles of different methods of measurements and their accuracy

2.2 Units of measurement and distance measurement techniques2.3 Measurement by Chain, tape, ranging rods and arrows

2.4 Representation of measurement and need of scales

2.5 Common scales

2.6 Sources of error and precautions commonly accepted error ratios

2.7 Effects of slopes and slope corrections

2.8 Corrections for chain and tape measurements2.9 Uses and adjustment of auxilliary instruments like abney level and clinometer

2.10 Instruction on field work

3.0 Tape and Offset Surveying: 6 Hours

3.1 Basic principles and geometry of area measurement base line,

tie line and check line

3.2 Importance of survey stations and practices of marking them

3.3 Detailing procedures offsets

3.4 Field work booking methods

3.5 Errors and their effects3.6 Possible obstacles and methods of overcoming them

3.7 Method of plotting and conventional symbols

3.8 Instruction on field applications3.9 Building Survey

4.0 Compass Survey for angle and direction measurement 6 Hours

4.0 Reference meridians

4.1 Bearings and azimuths and their description

4.2 Magnetic declination and its variations

4.3 Types of compasses prismatic compass4.4 Major uses and problems of commonly accepted proportional errors

4.5 Instruction on field applications

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5.0 Measurement of elevation and Leveling : 10 Hours

5.1 Need of vertical measurement and different methods of determining elevations: Spirit,

Trigonometric, Barometric and Photogrammetric.

5.2 Principles of levelling differential levelling5.3 Different types of Levelling instruments and accessories: abney level, clinometer, tilting

level, automatic level, staves and foot plates5.4 Temporary and permanent adjustment of a level two peg and princeton test

5.5 Reference points bench marks

5.6 Booking methods and their reductions arithmetic checks

5.7 Longitudinal and cross sectioning

5.8 Sources of errors classification of levelling in terms of precision

5.9 Instruction on field work

6.0 Theodolite Surveying 6 Hours

6.1 Different types of theodolites and their uses

6.2 Principles of theodolites construction

6.3 Principles of operation and methods of reading

6.4 Temporary adjustments and methods of reading

6.5 Setting out of alignments

6.6 Sources of error in theodolite surveying6.7 Instruction on field applications

7.0 Trilateration and Triangulation: 4 Hours

7.1 Principle of trilateration

7.2 EDM instruments and their uses

7.3 Principles and classifications of Triangulation System

7.4 Instruction on field applications

8.0 Plane Tabling 6 Hours

8.1 Historical background of plane tabling8.2 Principles and methods of plane tabling (Traversing & detailing)

8.3 Plane Table equipment

8.4 Sources of errors in plane tabling8.5 Advantages and disadvantages of plane tabling

8.6 Instructions on field works

Laboratories:

Five laboratory exercises will be performed in this course. These are:

(a) A field survey using tape and ranging.

(b) A field survey using compass.

(c) A field survey using level to determine profile and cross-section.

(d) Traversing and detailing by plane tabling.

(e) Existing Building Survey

Tutorial: Six assignments and two quizzes

Textbook:

1. "Surveying, a Bannister and S. Raymond, English Language Book Society (ELBS), latest edition.

2. "Surveying, Dr. B. C. Punima, Khanna Publishers, latest edition.