CE3351 SURVEYING AND LEVELLING

UNIT I FUNDAMENTALS OF CONVENTIONAL SURVEYING

Definition – Classifications – Basic principles – Equipment and accessories for ranging and chaining – Methods of ranging – Well conditioned triangles – Chain traversing – Compass – Basic principles – Types – Bearing – System and conversions – Sources of errors and Local attraction – Magnetic declination – Dip – compass traversing – Plane table and its accessories – Merits and demerits – Radiation – Intersection – Resection – Plane table traversing.

UNIT II LEVELLING

Level line – Horizontal line – Datum – Benchmarks – Levels and staves – Temporary and permanent adjustments – Methods of leveling – Fly leveling – Check leveling – Procedure in leveling – Booking – Reduction – Curvature and refraction – Reciprocal leveling – Precise leveling – Contouring.

 UNIT III THEODOLITE SURVEYING

Horizontal and vertical angle measurements – Temporary and permanent adjustments – Heights and distances – Tacheometric surveying – Stadia Tacheometry – Tangential Tacheometry – Trigonometric leveling – Single Plane method – Double Plane method.

 UNIT IV CONTROL SURVEYING AND ADJUSTMENT

Horizontal and vertical control – Methods – Triangulation – Traversing – Gale‘s table –

Trilateration – Concepts of measurements and errors – Error propagation and Linearization – Adjustment methods – Least square methods – Angles, lengths and levelling network.

 UNIT V MODERN SURVEYING

Total Station: Digital Theodolite, EDM, Electronic field book – Advantages – Parts and accessories – Working principle – Observables – Errors – COGO functions – Field procedure and applications. GPS: Advantages – System components – Signal structure – Selective availability and antispoofing receiver components and antenna – Planning and data acquisition – Data processing – Errors in GPS – Field procedure and applications.

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Anna University CE3351 Surveying and Levelling Books Question Banks Lecture Notes Syllabus CE3351 Surveying and Levelling Part A 2 Marks with Answers Part – B 16 Marks Questions with Answers & Anna University CE3351 Surveying and Levelling Question Paper Collection and Local Author Books.

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