UNIT 1:
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Introduction –History of Surveying
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Principles and basic concepts and uses of surveying -Types, branches, and methods of surveying
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Process of Survey - Units of Measurement
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Responsibilities, Role and task of a surveyor- Responsibilities, Role and task of a survey assistant
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Survey control stations – Definition, protection measures
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Ranging - Direct and Indirect methods
UNIT 2:
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Introduction – Principles of chain surveying
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Instruments involved in chain surveying, Types of chain, Selection of survey stations and lines - Offsets - types
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Measurement - cross-staff and optical square - Steps involved in Chain Survey - Reconnaissance
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Index sketch, Reference sketch, Booking entries in field book
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Degree of accuracy in chaining
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Errors and compensation - cumulative, mistakes
UNIT 3:
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Linear Measurement - Types
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Traditional Distance measurement, Equipment for traditional methods
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Electronic Distance measurement- Principle of EDM operation
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Errors affecting EDM Operation - classification of EDM instruments
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Formulae for calculation of area, Mid-Ordinate rule, Average ordinate rule
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Trapezoidal rules, Simpson rule -Computation of volume.
