CE6404 Notes SURVEYING 2
CE6404 Notes SURVEYING 2 REGULATION 2013 Anna University
UNIT I CONTROL SURVEYING CE6404 Notes
Horizontal and vertical control – Methods – specifications – triangulation- baseline – instruments and accessories – corrections – satellite stations – reduction to centre- trigonometrical levelling –
single and reciprocal observations – traversing – Gale‟s table.
UNIT II SURVEY ADJUSTMENT CE6404 Notes
Errors Sources- precautions and corrections – classification of errors – true and most probable valuesweighed observations – method of equal shifts –principle of least squares -0 normal equation – correlateslevel nets- adjustment of simple triangulation networks.
UNIT III TOTAL STATION SURVEYING CE6404 Notes
Basic Principle – Classifications -Electro-optical system: Measuring principle, Working principle, Sources of Error, Infrared and Laser Total Station instruments. Microwave system: Measuring principle, working principle, Sources of Error, Microwave Total Station instruments. Comparis on between Electro-optical and
Microwave system. Care and maintenance of Total Station instruments. Modern positioning systems – Traversing and Trilateration.
UNIT IV GPS SURVEYING Notes
Basic Concepts – Different segments – space, control and user segments – satellite configuration – signal structure – Orbit determination and representation – Anti Spoofing and Selective Availability – Task of control segment – Hand Held and Geodetic receivers –data processing – Traversing and triangulation.
UNIT V ADVANCED TOPICS IN SURVEYING CE6404
Route Surveying – Reconnaissance – Route surveys for highways, railways and waterways – Simple curves – Compound and reverse curves – Setting out Methods – Transition curves – Functions and requirements – Setting out by offsets and angles – Vertical curves – Sight distances-hydrographic surveying – Tides – MSL
– Sounding methods – Three-point problem – Strength of fix – Sextants and station pointer- Astronomical Surveying – field observations and determination of Azimuth by altitude and hour angle methods – fundamentals of Photogrammetry and Remote Sensing
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