Theodolite traversing ppt download. Angles from the bearing and vice versa.

Theodolite traversing ppt download The main components are a horizontal circle to measure horizontal angles, a telescope that can rotate vertically and horizontally, and spirit levels. 8. e first transit the telescope and then swing it through 1800. Magnetic bearings are measured clockwise from north and are designated as either whole circle bearings from 0-360° or quadrantal bearings from 0-90° in the northeast, southeast, northwest, or southwest quadrants. Alidade assembly Horizontal circle assembly Levelling head assembly Line of Sight Traverse/horizontal axis Vertical circle rigidly fixed to the telescope Vertical axis Three assemblies of Theodolite May 5, 2023 · Theodolite Traversing THEODOLITE SURVEYING 39 A traverse is a series of connected lines whose lengths and directions are measured in the fiel The system of surveying in which the angles are measured with the help of a theodolite, is called Theodolite surveying Different methods of Traversing 1. Nov 4, 2018 · This document provides an introduction to theodolite traversing and surveying. Traversing. Procedure Of Operation Of Theodolite • A. 672 views • 24 slides Jun 3, 2022 · The principal methods of compass traversing are chain traversing using only linear measurements to determine angles, loose needle traversing using a compass at each station, fast needle traversing using a theodolite, and measuring angles directly between successive lines using a theodolite. to measuredirectangle ,deplectionangle • and magnetic bearing of line byusing theodolite. Alidade assembly Horizontal circle assembly Levelling head assembly Line of Sight Traverse/horizontal axis Vertical circle rigidly fixed to the telescope Vertical axis Three assemblies of Theodolite Sep 25, 2012 · 7. There are orderly field methods and standardized booking procedures to minimize the likelihood of mistakes, and routine methods of data reduction again to reduce the possible occurrence of errors. THEODOLITE SURVEYING. Magnetic compass measures the angle up to as accuracy of 30’. Topics covered – Compass Surveying Meridian & Bearing - true, magnetic and arbitrary Traverse - closed, open. Alidade assembly Horizontal circle assembly Levelling head assembly Line of Sight Traverse/horizontal axis Vertical circle rigidly fixed to the telescope Vertical axis Three assemblies of Theodolite Jul 11, 2012 · Chapter 4 Traversing. Engineering Graphics G G Tejani RKCET G G Tejani, Rajkot. Feb 12, 2017 · This is called balancing a traverse . Nov 8, 2019 · Methods of traversing Chain traversing: Compass traversing: Fore bearings and back bearings between the traverse leg are measured Theodolite traversing: Horizontal angles between the traverse legs are measured. Theodolite Surveying The system of surveying in which the angles (both horizontal & vertical) are measured with the help of a theodolite, is called Theodolite surveying Compass Surveying vs. Changing Face It is the operation of bringing the vertical circle to the right of the observer, if originally it is to the left , and vice – versa. Download ppt "SURVEYING – II THEODOLITE" Similar presentations . Repeat stage 3 and then traverse as in 4. Feb 17, 2015 · Plane Tabling Methods The plane table can be used in four ways- i) radiation ii) intersection iii) traversing iv) resection Plane table is generally used with the traverse drawn on a sheet for filling details or Can also be used for doing a fresh survey. Get ideas for your own presentations. pdf), Text File (. Theodolite Traversing. System of bearing - whole circle bearing, Reduced bearing, fore bearing, and back bearing, conversion from one system to another. describe the salient features and relationship between the given fundamental axes 2c. These methods cover both these aspects of surveying with the plane table. To provide horizontal and vertical control for all measurements. Lec 02 Theodolite Traversing - Free download as Powerpoint Presentation (. It describes the main types of theodolites as transit and non-transit theodolites, as well as vernier and micrometer theodolites. The length of the traverse legs are measured by chain/tape or by stadia method Plane table traversing: Plane table is set at every Jan 19, 2021 · 3. • 5. So these measurements are taken by a instrument known as a theodolite. This type of general theodolite is also Traversing in surveying is a method of establishing a control network by measuring the angles and distances between a series of points. Type of theodolite. Traversing by included angles 2 Sep 11, 2022 · Surveying Engineering Traversing Practical part 1 Plane and Applied surveying 2 Report number(2) • Report name :Gales Traverse Table(Horizontal angle measurement (FL)of closed traversing • Apparatus • Theodolite Instrument • Tripod • Compass • Pin • Tape • Range pole Object • To conducted survey work in a closed traversing and calculate in depend coordinates and area Theodolite. INTRODUCTION The system of surveying in which the angles are measured with the help of a theodolite, is called Theodolite surveying. pk) Oct 16, 2019 · Theory & Practical of Traverse Theodolite Jabatan Kejuruteraan Awam Program : Theory & Practical of Traverse Theodolite Tarikh : 7/10/2019 Masa : 8. It is clear that the closing 4. The system of surveying in which the angles are measured with the help of a theodolite, is called Theodolite surveying. Ppt on Theodolite aiktcDspace1819 - Free download as Powerpoint Presentation (. It has greater accuracy than a magnetic compass, able to measure angles to within 10-20 seconds. com - id: 748d05-OTg4N Jul 14, 2020 · 5. The length of the traverse legs are measured by chain/tape or by stadia method Plane table traversing: Plane table is set at every traverse station in clockwise and Sep 11, 2012 · THEODOLITE TRAVERSING BY S N Nanaware. Important 16 Procedure Of Operation Of Theodolite A. 1 Open Traverse 1. 0 Introduction to Traversing 1. 0 Outline ofApparatus 2. 7. The document provides an introduction to the theodolite, which is an instrument used to measure horizontal and vertical angles. THEODOLITE SURVEYINGTHEODOLITE SURVEYING Theodolite Traversing A traverse is a series of connected lines whose lengths and directions are measured in the fiel The system of surveying in which the angles are measured with the help of a theodolite, is called Theodolite surveying 39 Different methods of Traversing 1. There are mainly two method for plotting traversing. The document discusses the theodolite surveying instrument. The angles at the traverse stations, between the lines are measured by tape, transit, theodolite, compass, plane table, or sextant. The lengths and azimuths or bearings of each line of the traverse are estimated through field measurements. Traversing by Sep 8, 2019 · 2. Kavanagh, "Surveying with Construction Application", Pearson, Prentice Halll, 2004. Unit outcomes ( UOs) 2a. INTRODUCTION. 6 Plumb Feb 25, 2018 · 22. 3 Theodolite Traversing A traverse is a series of connected lines whose lengths and directions are measured in the field. Sep 10, 2022 · Traversing Traverse Series of straight lines connecting survey stations (begins with 2 known points as baseline) Determining (E, N) by measuring horizontal angles & distances Classification: Closed and Open Traverse Closed traverse: When the lines form a circuit that ends at the starting point, it is known as a closed traverse. Transit Theodolite: A theodolite is called a transit theodolite when its telescope can be transited i. The angle at any station between two consecutive traverse legs is known as traverse angle. The plane table consists essentially of: 1. Adjustments Of Theodolite • Temporary adjustments -Centering: process in which the vertical axis of the instrument is coincided with the plumb line -Levelling: making the vertical axis of instrument truly vertical -Focusing: adjustment of telescope to obtain clear visibility of image through eyepiece and objective lens • Permanent adjustments -Horizontal axis adjustment: it must be • understand traverse adjustments and measurements, and • conceptualize about traverse computations. So when the 4. Angular measurement method:- In this method, a theodolite is used to measure either included or deflection angles between successive lines of the traverse. Function To provide reference frame work for measurement of whole site. • cadastral Survey to lay out property boundaries. It is done in two steps; Firstly revolve the telescope through 1800 in a vertical plane and then rotate it through 1800 in the horizontal plane i. ppt - Free download as Powerpoint Presentation (. MAIN PARTS-2 Lower plate/circle plate (18): an annular horizontal plate with the graduations provided all around, from 0 to 360°, in a clockwise direction. IV. Theodolite is used to measure the horizontal and vertical angles. In the case of theodolite traversing, the included angles are adjusted to satisfy the geometrical conditions, i. 1 Theodolite 2. 2. Guide about Theodolite Calibration Service which used in Surveying - Theodolite is generally needed for construction work, which is used to measure horizontal and vertical both angles. 2 COMPONENTS OF A TRANSIT THEODOLITE A transit theodolite consists ofthe following parts: (iii) (iv) (v) (vi) (vii) (viii) (ix) (x) Levelling head Lower plate Upper Apr 29, 2014 · III. 2 Optical Plummet 2. View Theodolite Traversing PPTs online, safely and virus-free! Many are downloadable. They are inferior in utility and Jul 13, 2014 · Surveying I. It defines a theodolite as an instrument used to measure horizontal and vertical angles. Read less The document discusses the components and functions of a transit theodolite. 4. 2 Close Traverse 1. The equipment used generally consists of something to determine direction like a compass or theodolite, and something to determine distance like a tape or Electromagnetic Distance Meter (EDM). Syllabus Theodolite Surveying: • Objective, various parts of transit theodolite, technical terms, temporary and permanent adjustments of a transit, measuring horizontal and vertical angles, methods of repetition and reiteration, computation of latitude and departure, balancing of traverse by BowDitch‟s transit rule, third rule and modified transit rules, missing data problems May 16, 2020 · THEODOLITE TRAVERSING SURVEYING 3140601 Theodolite Traversing 49 • A traverse is a series of connected lines whose lengths and directions are measured in the field. 5. However a vernier theodolite measures the angles up to and accuracy of 10’’, 20 Theodolite Survey: Use of theodolite, temporary adjustment, measuring horizontal andvertical angles, theodolite traversing THEODOLITE SURVEY 1 Mr. Manufacturer’s Recommendation for Setting up a Theodolite 1)Ensure May 12, 2023 · Theodolite Traversing. There are two types of traverse: Open Traverse and Closed Traverse. 1, using the 1st fundamental task of surveying; • measure the deflection angle at point 1; • compute the WCB of the second leg Jan 3, 2020 · Guide about Theodolite Calibration Service which used in Surveying. e. The purpose of theodolite traversing is to extend survey lines, determine elevation differences, and plan engineering works needing greater precision, such as ranging highway and railway curves, aligning tunnels, and so on. Use of traverse control points In engineering surveying traverse points are used as control for • Surveying topographic detail. In case of a closed traverse, the algebraic sum of latitudes and departures must be equal to zero (i. to traversean area,and plotit on drawing sheet. Theodolite is more precise than magnetic compass. It has more precision than a magnetic compass. The two instruments used are a theodolite to measure angles and a chain or tape to measure distances. Mapping or Data Representation – plotting data to produce a map, plot, or chart in the proper form. • 3. Bannister, Raymond, Baker,"Surveying", , Prentice Hall 1998. Saujanya Kumar Sahu Assistant Professor Department of Civil Engineering Government College of Engineering, Kalahandi Email : saujanyaks@gmail. Definitions Traverse Series of straight lines connecting survey stations (begin at known points as baseline) Traversing : Determination of horizontal coordinates by measuring horizontal angles & distances Classification : closed vs. These angles can be interior angles, deflection angles, or angles to the right. BQS MARCH INTAKE 2016 │FIELDWORK TWO │TRAVERSING Page | 2 TABLE OF CONTENT TITLE CONTENT Page No. 4 Ranging Pole 8 - 10 2. VERNIER THEODOLITE Vernier theodolite is also known and transit. THEODOLITE: INTRODUCTION INTRODUCTION Theodolite is used to measure the horizontal and vertical angles. open Slideshow 544679 by sivan Full syllabus notes, lecture and questions for Handwritten Notes: Theodolite Traversing - Geomatics Engineering (Surveying) - Civil Engineering (CE) - Civil Engineering (CE) - Plus excerises question with solution to help you revise complete syllabus for Geomatics Engineering (Surveying) - Best notes, free PDF download Theodolite traversing is a surveying method that uses a theodolite to measure horizontal angles and distances between control points to establish their positions. Scribd is the world's largest social reading and publishing site. by:- Parveen Kumar. VERNIER THEODOLITE Vertical axis Traverse/horizontal axis Vertical circle rigidly fixed to the telescope • Vernier theodolite is also known and transit. 6. Theodolite traversing is used to compute areas, conduct traverse surveys, reduce field Jan 23, 2020 · 2. Syllabus Theodolite Surveying: • Objective, various parts of transit theodolite, technical terms, temporary and permanent adjustments of a transit, measuring horizontal and vertical angles, methods of repetition and reiteration, computation of latitude and departure, balancing of traverse by Bow- Ditch‟s transit rule, third rule and modified transit rules, missing data problems Jan 6, 2020 · THEODOLITE SURVEYING. Particularly adapted for small scale or medium scale mapping in which great accuracy in detail is not required. 00am – 5. This type of general theodolite is also termed as direct reading theodolite. Horizontal angles are measured with this plate. The theodolite is used to measure horizontal and vertical angles, and there are two main types - optical and electronic digital theodolites INTRODUCTION The system of surveying in which the angles are measured with the help of a theodolite, is called Theodolite surveying. Feb 28, 2017 · 7. A traverse survey is one in which the framework consists of a series of connected lines, the lengths and directions of which are measured with a Match case Limit results 1 per page. Learn new and interesting things. Theodolite Traversing with theodolite Er Raju Sharma (Lecturer) Department - civil engineering (yamuna polytechnic for engineering) Yamunanagar Types of Theodolite: Theodolites may be broadly classified into four catagoriescacatagories catagories types- CHAPTER 6 THEODOLITE SURVEYING AND TRAVERSING Theodolite Survey: A theodolite is a precision instrument for measuring angles in the horizontal and vertical planes. PLANE TABLE SURVEYING Plane Tabling is a graphical method of surveying in which the field work and plotting are done simultaneously. NonŽtransit theodolite is one in which the telescope can be rotated only by a limited amount in the vertical plane. 4 Allowable Misclosure Traverse 1. May 27, 2023 · 9. MEASUREMENT OF HORIZONTAL ANGLES: i) Ordinary Method. When the objects are at a considerable distance or situated at a considerable elevation or depression ,it becomes necessary to measure horizontal and vertical angles more precisely. Apply checks for determining the type of traverse using the given data 2e. References Barry F. Traverse Leg Traverse Station Fig: - Traverse The traversing, in which traverse legs are measured by direct chaining/taping on the ground and the traverse angle at every traverse station is measured with a theodolite, is known as theodolite traversing. Sep 13, 2022 · 3. A transit theodolite is one in which the telescope can be rotated in a vertical plane. Plane Tabling is a graphical method of surveying in which the field work and plotting are done simultaneously. Sep 11, 2012 · THEODOLITE TRAVERSING BY S N Nanaware. 2Engr. 3 INTRODUCTION The system of surveying in which the angles are measured with the help of a theodolite, is called Theodolite surveying. Jul 15, 2016 · 2. The document discusses different methods for conducting a traverse survey using a theodolite. Compass traversing: Fore bearings and back bearings between the traverse leg are measured Theodolite traversing: Horizontal angles between the traverse legs are measured. Able to explain the terminology used in traversing Able to understand the procedure in traverse survey Able to calculate the co-ordinate and all related information using traverse data. However a vernier theodolite measures the angles up to and accuracy of 10’’, 20 Jul 26, 2020 · This document provides information on theodolite surveying. Theodoli Theodoli te te Traversing Traversing with with theodolite theodolite . establishing control points, their position being determined by measuring the distances between the traverse stations (which serve as control points) and the angles subtended at the various stations by their adjacent stations. 8 Theodolite Travesing - Free download as Powerpoint Presentation (. It defines a theodolite as a telescopic instrument used to measure horizontal and vertical angles with high precision. Computing & Data Processing – preparing calculations based upon the recorded data to determine locations in a useable form. Traverse the instrument so that the bubble is perpendicular to the already adjusted footscrews. THEODOLITE TRAVERSING BY S N Nanaware. • A transit The Theodolite Traversing - Surveying, GATE is an invaluable resource that delves deep into the core of the Civil Engineering (CE) exam. e revolved through a complete revolution about its horizontal axis in the vertical plane, whereas in a- Non-Transit type, the telescope cannot be transited. To measure horizontal angle AOB:- vi) Change the face of the instrument and repeat the whole process. A theodolite traverse is a survey technique where a series of lines on the earth's surface are measured for their lengths, bearings, horizontal angles, and vertical angles. These study notes are curated by experts and cover all the essential topics and concepts, making your prepar Feb 2, 2023 · Compass surveying uses a prismatic compass to measure magnetic bearings. It describes a theodolite as a precise surveying tool used to measure horizontal and vertical angles. Download ppt "Topic : Theodolite Traversing" Similar presentations . Traversing by included angles 2 THEODOLITE TRAVERSE. Describe the procedure to measure horizontal and vertical angles using theodolite for the given situation 2d. Plotting Feb 9, 2013 · 4. Read less Aug 10, 2018 · 4. Topic : Theodolite Traversing. • describe the details of theodolite and its components, • explain various operations and adjustments of theodolite, • describe methods and procedures used for measurement of horizontal and vertical angles, • elaborate the procedure of traversing, and • explain the different types of errors possible in theodolite surveying Jan 4, 2020 · THEODOLITE TRAVERSING BY S N Nanaware. An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Feb 27, 2018 · THEODOLITE SURVEYINGTHEODOLITE SURVEYING Theodolite Traversing A traverse is a series of connected lines whose lengths and directions are measured in the fiel The system of surveying in which the angles are measured with the help of a theodolite, is called Theodolite surveying 39 Different methods of Traversing 1. the sum of the included angles should be ( 2 n ± 4 ) x 90° , where n is the number of sides of the closed traverse. SURVEYING – I (CE- 128) A series of connected straight lines each joining two points on the ground, is called a ‘traverse’. The document also explains terms used in Sep 11, 2024 · 2. 5 Compass Rule 2. The View Theodolite Traversing PPTs online, safely and virus-free! Many are downloadable. 5 Bull’s Eye Level 2. 3. Traversing by included angles 2. Theodolite Surveying Horizontal angles are measured by using a Compass with respect to meridian, which is less accurate and also it is not possible to measure vertical angles with a Compass. Theodolite: Introduction. The graduations are in degree divided in to 3 parts so that each division equals to 20 min. Full syllabus notes, lecture and questions for Theodolite, Compass and Traverse Surveying - Geomatics Engineering (Surveying) - Civil Engineering (CE) - Civil Engineering (CE) - Plus excerises question with solution to help you revise complete syllabus for Geomatics Engineering (Surveying) - Best notes, free PDF download Aug 15, 2012 · However a vernier theodolite measures the angles up to and accuracy of 10’’, 20”. The document provides an overview of theodolite traversing and the transit vernier theodolite instrument. It discusses how to measure the magnetic bearing of a line, prolong and range a line, measure deflection angles, vertical angles, and includes steps for closed and open traverse surveys using the included angle and deflection angle methods. Nov 21, 2013 · 2. Share yours for free! Mar 12, 2013 · The theodolite is a precise instrument used to measure horizontal and vertical angles. 3 Adjusted Leg-Tripod 2. Fast needle method:- In this method a theodolite is used to determine bearing of different lines of the traverse. Visit for more Learning Resources. Angles from the bearing and vice versa. Theodolite traversing is a surveying method that establishes control points by measuring distances between traverse stations and angles between adjacent stations using a theodolite and measuring tape. • understand various methods of traversing, • understand traverse adjustments and measurements, and • conceptualize about traverse computations. Traverse the instrument in the same direction and re-align parallel to the first two footscrews. A theodolite can measure horizontal and vertical angles accurately to within one second. edu. Prismatic, Surveyor, Silva and Bronton (introduction) compass Local attraction with numerical problems. • 4. Open traverse • understand various methods of traversing, • understand traverse adjustments and measurements, and • conceptualize about traverse computations. Fieldwork & Data Collection – making measurements and recording data in the field. Theodolite is generally needed for construction work, which is used to measure horizontal and vertical both angles. The key types are transit and non-transit theodolites, as well as vernier and micrometer theodolites. Principle of Traversing deflection angle 3 d23 dS1 1 d12 traverse point S 2 traverse legs • Determine the WCB of the first leg; • measure the length of the first leg; • compute the coordinates of the traverse point No. 00pm Tempat : Dewan Kuliah Utama , PSMZA Penceramah : Mohd Firdaus Ismail 6riduzhkdyhehhqphdvxulqjkrul]rqwdo dqjohve\xvlqjd&rpsdvvzlwkuhvshfwwrphulgldq zklfklvohvvdffxudwhdqgdovrlwlvqrwsrvvleohwr phdvxuhyhuwlfdodqjohvzlwkd&rpsdvv The document discusses theodolite surveying. Jan 4, 2020 · THEODOLITE TRAVERSING BY S N Nanaware. Traversing 1. Alidade assembly Horizontal circle assembly Levelling head assembly Line of Sight Traverse/horizontal axis Vertical circle rigidly fixed to the telescope Vertical axis Three assemblies of Theodolite Nov 2, 2019 · 4. Jan 5, 2020 · SURVEYING. At Falcon Geomatics, We assure total satisfaction by providing reliable Theodolite Calibration Service which traceable to national/International standard. PLANE TABLE SURVEYING. The size of the theodolite is defined by the diameter of horizontal circle. SURVEYING – I (CE- 128). May 23, 2014 · The document discusses various concepts related to compass surveying including true meridian, magnetic meridian, magnetic declination, dip of the magnetic needle, designation of magnetic bearings such as whole circle bearing and quadrantal bearing, methods of traversing including compass traversing, theodolite traversing, and plane table traversing, and checks on closed and open traverses. May 13, 2015 · 4. • The system of surveying in which the angles are measured with the help of a theodolite, is called Theodolite surveying Different methods of Traversing: 1. Theodolite is used to find out direction of lines and measuring tape is used for measuring length. Ʃ Ʃ In other words, the sum of the northings should be exactly equal to the sum of the southing and the sum of easting should be exactly equal to the westings. list of practicals radiation• 1. 3 Azimuths and Bearings 3 - 7 1. Explain the given components of the transit theodolite 2b. Re-level using the third footscrew. Theodolites are used mainly for surveying applications, Feb 11, 2017 · Traverse survey is a method of establishing control points, their positions being determined by measuring the distances between the traverse stations which serve as control points and the angles subtended at the various stations by their adjacent stations. A theodolite is a tool used to accurately measure horizontal and vertical angles. Full syllabus notes, lecture and questions for Introduction to Compass Traversing, Surveying and Levelling - Surveying and Levelling Notes- Agricultural Engg - Agricultural Engineering - Agricultural Engineering - Plus excerises question with solution to help you revise complete syllabus for Surveying and Levelling Notes- Agricultural Engg - Best notes, free PDF download in a vertical plane. Compute latitude, departures , consecutive THEODOLITE TRAVERSING• Theodolite traversing is a method of. Transit theodolite is now in use mostly. • 2. Download ppt "Government Engineering . The key parts of a transit theodolite are identified as the leveling head, lower circular plate, upper plate, plate levels, compass, diaphragm, T-frame, plumb bob, tripod stand, and telescope. Sep 23, 2023 · Compass Traversing Slideshow 12521004 by Mir13. ppt / . This type of general theodolite is also Aug 10, 2018 · 2. L=0 and D=0). There are three types of meridians: true, magnetic, and arbitrary. There are two main methods of theodolite traversing: Included angle method: This method is most commonly used for closed traverses. Lecture 10. to studyessentialpartsdumpy leveland reduction of level. Aug 17, 2016 · The document discusses theodolite traversing, which is a surveying method that uses a theodolite to measure angles and a chain or tape to measure distances between control points called traverse stations. com Jul 6, 2020 · D Gale’s Traverse Table The following steps are involved in Theodolite Traversing 1. to studyand useplane tablesurveyby and intersection method. End points are known as traverse stations & straight lines between two consecutive stations, are called traverse legs. to measurehorizontal angleata point bymethod of reiteration. Precise levelling and positioning of theodolite 6. The mean of the two vernier readings gives the second value of the angle AOB which should be approximately or exactly equal to the previous value. However a vernier theodolite measures the angles up to and accuracy of 10’’, 20 Nov 16, 2014 · Guide about Theodolite Calibration Service which used in Surveying. Shams Ul Islam (shams@cecos. Share yours for free! THEODOLITE-SURVEYING. Upper plate (17 Oct 23, 2023 · THEODOLITE SURVEYING CLASSIFICATION OF THEODOLITES A. " Similar presentations . pptx), PDF File (. Theodolite traversing is used to compute METHOD OF TRAVERSING CHAIN MEASURING ANGLES FAST NEEDLE METHOD (tape & theodolite) Download ppt "TRAVERSING. A transit theodolite consists of (1) a levelling head to level the instrument, (2) two spindles that form a vertical axis, (3) a lower plate with a graduated horizontal circle, (4) an upper plate that can rotate around the vertical axis and has verniers to read angles, (5) level tubes, (6) standards that support a 28636003 Ppt on Theodolite - Free download as Powerpoint Presentation (. ppt), PDF File (. • There are variety of theodolite vernier, optic, electronic etc. Then repeat stages 5-7, until the best mean level bubble is obtained (to one division accuracy). The document discusses various methods of conducting a theodolite traverse survey including direct, included angle, deflection angle, fast/loose needle, and magnetic bearing methods. txt) or view presentation slides online. – A free PowerPoint PPT presentation (displayed as an HTML5 slide show) on PowerShow. 2 INSTRUMENTS Optical Theodolite The basic construction of the general transit theodolite was described in Elements of Surveying in Unit 6. So far we have been measuring horizontal angles by using a Compass with respect to meridian , which is less accurate and also it is not possible to measure vertical angles with a Compass. Mar 11, 2019 · 3. 662 views • 24 slides Mar 10, 2018 · 12. A transit vernier theodolite is described in detail, outlining its main components like the lower plate, upper plate, telescope, and tripod stand. Useful to fill in details between stations fixed by triangulation or theodolite traversing. Decision Making – selecting method, equipment and final point locations. A traverse can be either closed, forming a circuit back to the starting point, or open, ending elsewhere. 1) The document discusses the theodolite traverse method of surveying where horizontal and vertical angles are measured using a theodolite, which is more precise than a magnetic compass. 1. Chapter 1-Theodolite Traversing - Free download as Powerpoint Presentation (. otixneq ontvgg ogsvvsn mnoapd suce olmu dxg etiuwfva ceg sixxqmgn