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Electronic Surveying Instrumentation:Principles & Practice - GMAT2100
Students studying

 
Faculty: Faculty of Engineering
 
 
School:  School of Surveying & Spatial Information Systems
 
 
Course Outline: http://www.gmat.unsw.edu.au/
 
 
Campus: Kensington Campus
 
 
Career: Undergraduate
 
 
Units of Credit: 6
 
 
EFTSL: 0.12500 (more info)
 
 
Indicative Contact Hours per Week: 5
 
 
Enrolment Requirements:
 
 
Prerequisite: GMAT1100, GMAT1150 Co-requisite: MATH2829
 
 
CSS Contribution Charge:Band 2 (more info)
 
 
Tuition Fee:See Tuition Fee Schedule
 
 
Further Information: See Class Timetable
 
 

Description

Precise digital levelling (bar code) instruments and techniques; design, accuracy, errors. Precise levelling techniques, design and location of bench marks. systematic and random errors, motorised levelling. Electronic theodolites, construction, circle reading, level sensors, centring systems, constrained centring, electronic data recording. Sources, testing and elimination of errors in electronic theodolites, eccentricities of alidade and horizontal circle. Vertical circle and level sensor errors; circle graduation errors. Centring and levelling of theodolites. Precise horizontal angle measurement, definition of an arc of directions, observation procedures, elimination of errors, National and State specifications; precise zenith angle measurement. Trigonometric heighting, effects of earth curvature and refraction, observation procedures, precision of computed heights; EDM-height traversing.

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