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# Basic Surveying for MSBTE I Scheme (II - Civil - 22205)

SKU: 9789333217712
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Unit - IOverview and Classification of Survey 1a. Classify given type of survey based on purpose, instruments used and nature of field and place.1b. Explain the given basic principles of surveying.1c. Describe given type of scale.1d. Select the type of survey for given situation.1e. Select the type of scale for given situation. 1.1 Survey-purpose and use, principles of survey.l.2 Types of surveying-primary and secondary classification plane, geodetic, military, engineering cadastral, hydrographic, photogrammatry and areal surveying.1.3 Scales : Engineer's scale, RF and diagonal scale.

Unit - IIChain and Cross Staff Survey 2a. Describe the procedure of finding the distance between two given inter-visible and not inter-visible survey stations.2b. Explain the methods of ranging and measuring the length of the given survey line with examples. 2c. Explain the corrections in measurement of distance with chain in given situation.2d. Compute the area of given field using principle of triangulation2e. Compute area of given open field by using chain and cross staff.2f. Select type of chaining for given situation. 2.1 Chain survey instruments : Metric Chain, Tapes, Arrow, Ranging rod, Open cross staff, optical square (No questions to be asked for exams)2.2 Chain survey Station, Base line, Check line, Tie line, Offset, Tie station, obstacles in chaining; Types of offsets : Perpendicular and Oblique2.3 Ranging : Direct and Indirect Ranging (No questions to be asked for exams)2.4 Errors in length : Instrumental error, personal error, error due to natural cause, random error.2.5 Principal of triangulation2.6 Location Sketch of survey station and running measurements of building.2.7 Conventional Signs Recording of measurements in a field book.2.8 Area calculations (Numerical problems)

Unit - IIIChain and Compass Traverse Survey 3a. Carry out the traversing in given situation by using compass and chain. 3b. Convert given whole circle bearing to reduced bearing and vice versa to find included angle with examples.3c. Explain construction and functions of given parts of the given type of compass.3d. Determine correct bearings from the given observed bearings.3e. Explain the methods used to plot a traverse in the given situation.3f. Adjust the closing error of the traverse for the given data. 3.1 Compass Traversing : open, closed.3.2 Technical Terms : Geographic/True Magnetic and Arbitrary Meridians and Bearings, Meridian and Bearing, Whole Circle Bearing System (Azimuth) and Reduced (Quadrantal) Bearing System and examples on conversion of given bearing to another bearing (from one form to another), Fore Bearing and Back Bearing, Calculation of internal and external angles from bearings at a station. Dip of Magnetic needle, Magnetic Declination. (Numerical Problems)3.3 Components of Prismatic Compass and their Functions (No sketch), Method of using Prismatic Compass-temporary adjustments and observing bearings.3.4 Local attraction, Methods of correction of observed bearings-Correction at station and correction to included angles,3.5 Methods of plotting a traverse and closing error, Graphical adjustment of closing error.

Unit - IVLevelling 4a. Explain the given terms related to leveling.4b. Describe construction and use of the given leveling instrument.4c. Explain the given temporary adjustments of a typical dumpy level.4d. Describe methods of reduction of levels by height of collimation and rise and fall method in the given situation.4e. Select type of leveling for the given work with example and justification.4f. Compute the missing readings from the given observed readings. 4.1 Terminologies : Level surfaces, level line, Horizontal and vertical surfaces, Datum, Bench Marks-GTS, Permanent, Arbitrary and Temporary, Reduced Level, Rise, Fall, Line of collimation, Station, Back sight, Fore sight, intermediate sight, Change point, Height of instruments. 4.2 Types of level : Dumpy, Tilting, Auto level, Digital level, Components of Dumpy Level and its fundamental axes. Temporary adjustments of Level. 4.3 Type of Leveling staffs : Self-reading staff and Target staff.4.4 Reduction of level by line of collimation method and Rise/Fall method4.5 Methods : To find the R.L by H.I. method (Numerical problems)4.6 To find R.L. by Rise and Fall Methods with necessary checks (Numerical problems)4.7 Leveling Types : Simple, Differential, Fly, Profile and Reciprocal leveling. 4.8 Computation of missing readings, Errors in Leveling. (Numerical problems)4.9 Comparison of different levels

Unit - VContouring 5a. Describe the importance of contour maps for the given types of topography. 5b. Explain characteristics of contours for the given terrain.5c. Explain methods of plotting contours in the given situation.5d. Explain factors affecting the selection of the given contour interval.5e. Prepare contour map form the given RLs of grid points with examples. 5.1 Contour, contour interval, horizontal equivalent.5.2 Contour maps : Characteristics and uses5.3 Methods of Contouring : Direct and indirect5.4 Methods of interpolation of contours : approximate, arithmetic and graphical5.5 Toposheets : Study

Unit - VIMeasurement of Area and Volume 6a. Explain the theory and use of digital planimeter in the given situation. 6b. Describe procedure for measuring the given area using digital planimeter6c. Compute the area from the given contour map.6d. Compute the volume of reservoir from the given contour map. 6.1 Digital planimeter : Components and uses.6.2 Measurement of area using digital planimeter. (No problems to be asked for exams)6.3 Measurement of volume of reservoir from contour map. (No problems to be asked for exams)

Unit - IOverview and Classification of Survey 1a. Classify given type of survey based on purpose, instruments used and nature of field and place.1b. Explain the given basic principles of surveying.1c. Describe given type of scale.1d. Select the type of survey for given situation.1e. Select the type of scale for given situation. 1.1 Survey-purpose and use, principles of survey.l.2 Types of surveying-primary and secondary classification plane, geodetic, military, engineering cadastral, hydrographic, photogrammatry and areal surveying.1.3 Scales : Engineer's scale, RF and diagonal scale.

Unit - IIChain and Cross Staff Survey 2a. Describe the procedure of finding the distance between two given inter-visible and not inter-visible survey stations.2b. Explain the methods of ranging and measuring the length of the given survey line with examples. 2c. Explain the corrections in measurement of distance with chain in given situation.2d. Compute the area of given field using principle of triangulation2e. Compute area of given open field by using chain and cross staff.2f. Select type of chaining for given situation. 2.1 Chain survey instruments : Metric Chain, Tapes, Arrow, Ranging rod, Open cross staff, optical square (No questions to be asked for exams)2.2 Chain survey Station, Base line, Check line, Tie line, Offset, Tie station, obstacles in chaining; Types of offsets : Perpendicular and Oblique2.3 Ranging : Direct and Indirect Ranging (No questions to be asked for exams)2.4 Errors in length : Instrumental error, personal error, error due to natural cause, random error.2.5 Principal of triangulation2.6 Location Sketch of survey station and running measurements of building.2.7 Conventional Signs Recording of measurements in a field book.2.8 Area calculations (Numerical problems)

Unit - IIIChain and Compass Traverse Survey 3a. Carry out the traversing in given situation by using compass and chain. 3b. Convert given whole circle bearing to reduced bearing and vice versa to find included angle with examples.3c. Explain construction and functions of given parts of the given type of compass.3d. Determine correct bearings from the given observed bearings.3e. Explain the methods used to plot a traverse in the given situation.3f. Adjust the closing error of the traverse for the given data. 3.1 Compass Traversing : open, closed.3.2 Technical Terms : Geographic/True Magnetic and Arbitrary Meridians and Bearings, Meridian and Bearing, Whole Circle Bearing System (Azimuth) and Reduced (Quadrantal) Bearing System and examples on conversion of given bearing to another bearing (from one form to another), Fore Bearing and Back Bearing, Calculation of internal and external angles from bearings at a station. Dip of Magnetic needle, Magnetic Declination. (Numerical Problems)3.3 Components of Prismatic Compass and their Functions (No sketch), Method of using Prismatic Compass-temporary adjustments and observing bearings.3.4 Local attraction, Methods of correction of observed bearings-Correction at station and correction to included angles,3.5 Methods of plotting a traverse and closing error, Graphical adjustment of closing error.

Unit - IVLevelling 4a. Explain the given terms related to leveling.4b. Describe construction and use of the given leveling instrument.4c. Explain the given temporary adjustments of a typical dumpy level.4d. Describe methods of reduction of levels by height of collimation and rise and fall method in the given situation.4e. Select type of leveling for the given work with example and justification.4f. Compute the missing readings from the given observed readings. 4.1 Terminologies : Level surfaces, level line, Horizontal and vertical surfaces, Datum, Bench Marks-GTS, Permanent, Arbitrary and Temporary, Reduced Level, Rise, Fall, Line of collimation, Station, Back sight, Fore sight, intermediate sight, Change point, Height of instruments. 4.2 Types of level : Dumpy, Tilting, Auto level, Digital level, Components of Dumpy Level and its fundamental axes. Temporary adjustments of Level. 4.3 Type of Leveling staffs : Self-reading staff and Target staff.4.4 Reduction of level by line of collimation method and Rise/Fall method4.5 Methods : To find the R.L by H.I. method (Numerical problems)4.6 To find R.L. by Rise and Fall Methods with necessary checks (Numerical problems)4.7 Leveling Types : Simple, Differential, Fly, Profile and Reciprocal leveling. 4.8 Computation of missing readings, Errors in Leveling. (Numerical problems)4.9 Comparison of different levels

Unit - VContouring 5a. Describe the importance of contour maps for the given types of topography. 5b. Explain characteristics of contours for the given terrain.5c. Explain methods of plotting contours in the given situation.5d. Explain factors affecting the selection of the given contour interval.5e. Prepare contour map form the given RLs of grid points with examples. 5.1 Contour, contour interval, horizontal equivalent.5.2 Contour maps : Characteristics and uses5.3 Methods of Contouring : Direct and indirect5.4 Methods of interpolation of contours : approximate, arithmetic and graphical5.5 Toposheets : Study

Unit - VIMeasurement of Area and Volume 6a. Explain the theory and use of digital planimeter in the given situation. 6b. Describe procedure for measuring the given area using digital planimeter6c. Compute the area from the given contour map.6d. Compute the volume of reservoir from the given contour map. 6.1 Digital planimeter : Components and uses.6.2 Measurement of area using digital planimeter. (No problems to be asked for exams)6.3 Measurement of volume of reservoir from contour map. (No problems to be asked for exams)

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## Applied Mathematics for MSBTE - I Scheme

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