FUNDAMENTAL OF SURVEYING II
Objectives:
The overall course is designed to make the students able to learn and understand the theory and practice by applying suitable surveying methods to produce map.
- Orientation (3 Hours)
- Analytical intersection and resection
- Two points and three point resection and their significance
- Instruction on field application
- Triangulation and trilateration (7 hours)
- Introduction
- Accuracy of horizontal control systems
- Triangulation figures; Choice of figures; Triangulation procedure
- Angle and side conditions; error propagation in triangulation; strength of figure in triangulation; base line
- Triangulation computations; Adjustment of triangulation
- Trilateration; adjustment of trilateration
- Combined triangulation and trilateration
- First and second geodetic problem on the plane, trig sections, station and target eccentricities
- Field works
- Curves (7 hours)
- Types of curve
- Method of horizontal curve layout (Simple circular, transition curves by different linear and angular method
- Computation and staking of vertical curve
- Mining survey (7 hours)
- Introduction
- Mining terminology
- Design of horizontal control networks in underground mines
- Documentation and marking points; angle and distance measurement; error propagation in open and traverse
- Mine orientation survey: Basic principle and classification
- Gyroscopic methods of mine orientation
- Hydrographic survey (7 hours)
- Introduction
- Controlling vessel position
- Electronic positioning
- Computation of position
- Accuracy of positions
- Depth determination, ship borne echo- sounding and mechanical methods, airborne laser and electromagnetic methods, related corrections
- Use of current meter
- Construction surveying (7 hours)
- Introduction
- Equipment for setting out
- Horizontal and vertical control
- Setting out a pipe line, laying pipe line through laser
- Setting out of building and structures
- Staking out a highway
- Areas and volumes (7 hours)
- Introduction
- Method of measuring area of irregular boundaries (Mid ordinate, average ordinate, Simpson’s rule)
- Area of closed traverse (Double meridian distance method, coordinates method)
- Volumes by cross section method (Average end area, mean area, Trapezoidal rule, prismoidal formula)
- Volume from spot levels, contour plan
- Mass haul curve, use of mass diagram
Practical / Field Works:
- Prepare a computer program in C for corrections to field observations (6 hours)
- Intersection and resection using theodolite, computation and plotting (6 hours)
- Triangulation and trilateration field works using theodolite and total station equipment, computation, adjustment and plotting (15 hours)
- Discharge measurement of a stream using current meter (6 hours)
- Setting of transition curve (3 hours)
- Setting out of building foundation (3 hours)
- Computation of volume of earthwork of given alignment of a road (6 hours)
Three assessments: mean of three will be final marks
References:
- Surveying – A. Banister and S. Raymond, ELBS, latest edition
- “fundamental of surveying” S.K. Roy, Asok K. Ghosh, PHI Learning Ltd
- ‘Elementary Surveying – Paul R. Wolf, Russel C. Brinker – Harper Collins College Publishers
- “surveying theory and practice” Raymond E Devis, Francis S Fonte, James M Anderson and Edward M Mikhael. McGraw hills
- Agor – Surveying and Leveling – Khanna Publishers, Delhi
- N NBasak – Surveying and Leveling – Tata McGraw Hill Publishing Company Limited New Delhi
- SK Duggal – Surveying – Tata McGraw Hill Education Private Limited New Delhi
Evaluation Scheme:
The questions will cover all the chapters of the syllabus. The evaluation scheme will be as indicated in the table below:
Chapter |
Hours |
Marks Distribution* |
1 |
3 |
8 |
2 |
7 |
12 |
3 |
7 |
12 |
4 |
7 |
12 |
5 |
7 |
12 |
6 |
7 |
12 |
7 |
7 |
12 |
Total |
45 |
80 |
*There may be minor variation in marks distribution
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