GI3005 Subsurface Survey Methods Syllabus:

GI3005 Subsurface Survey Methods Syllabus – Anna University Regulation 2021

COURSE OBJECTIVES:

 To impart skills in subsurface surveying for Geomatic applications

UNIT I HYDROGRAPHIC SURVEYING

Introduction – Shore Line Survey – Soundings – Making the Soundings – Methods of Locating Soundings – Reduction of Soundings – Plotting of Soundings – The Tides – Prediction of Tides – Tide Gauges – Mean Sea Level as datum – River Surveys – Measurement of Current and Discharge – Bathymetric Measurements

UNIT II MINE SURVEYING

Measuring the depth of shaft and other working – underground benchmark – Datum – determining throw of fault – gradient of underground road. – Measuring subsidence. Determining the true and apparent dip and strike from bore hole data – Determining the deviation in the borehole drilling – Determining the throw of fault and length of drift to cross the fault – Finding out the bearings and dip of various mine working.

UNIT III UNDERGROUND SURVEYING

Introduction – purpose – advantages of correlation surveys – Description of methods used in correlation survey – underground traversing and setting of new road ways – Stope surveying purpose and advantages – Classification of stope surveying-Methods and instruments used.

UNIT IV GROUND PENETRATING RADAR SURVEY

Electromagnetic principles of GPR – Electrical and magnetixc properties of rocks – soil and fluids – GPR systems; types of GPR – Measurement Configuration – Bands and Polarizations – Manual and Vehicle Mounted GPR – Salient Technical Features of Commercially Available GPR – Ground Penetrating radar surveys: Reflection Survey – Multisource – Multi receiver – Data Processing: Dewow – Time – Gain – Deconvolution – Migration – Topographic Correction – Modeling and Analysis – Processing Software.

UNIT V APPLICATIONS

Applications in Ground Water Resources: Depth to water from the land surface – Archeological Science: Identification and Mapping Buried Structures – Mapping of Underground utilities like power cables – Pipelines and other buried utilities – Containment Mapping.

TOTAL: 45 PERIODS
COURSE OUTCOMES:

On completion of the course, the student is expected to
CO1 Plan the subsurface survey for a given project also capable of extending consultancy service for real time Hydrographic and Mining operations
CO2 Apply the knowledge of different methods of survey to map the investigating real field condition.
CO3 Apply the knowledge of survey to measure stope and traverse underground
CO4 Plan the subsurface investigation program for a given project also capable of extending consultancy service for real time Soil Mechanics and Foundation Engineering problems
CO5 Apply the knowledge of different methods of exploration to select appropriate method of boring for investigating real field condition.

REFERENCES:

1. Harry M. Jol, “GROUND PENETRATING RADAR: Theory and Applications”, 1st Edition, Elsevier Science, 2008. ISBN: 9780444533487.
2. Raffaele Persico, “Introduction to ground penetrating radar: Inverse Scattering and Data
Processing”, Y John Wiley & Sons, Inc., Hoboken, New Jersey, 2014.
3. Annan A. P, “GPR Methods for Hydrogeological Studies: in Hydrogeophysics”, edited by Y. Rubin and S. S. Hubbard, Springer, The Netherlands,2005. pp. 185-213.
4. Annan A. P, “Ground Penetrating RADAR: Near Surface Geophysics”, Dwain K. Butler, Society of Exploration Geophysicists, 2005. ISBN: 9781560801306
5. Dr. B. C. Punmia , Er. Ashok Kr. Jain , Dr.Arun Kumar Jain, “SURVEYING VOL. II”, 16th Edition, Laxmi Publications, 2019. ISBN: 9788170088837.