Surveying by using digital theodolite linkedin slideshare. Theodolites how does a theodolite work theodolite vs. Set up the theodolite on the tripod at the distance of 2. Now, and only now, place the instrument on the tripod and secure it with the central fixing screw. Surveying instruments and technology theodolites routledge. Get a handy surveying tools on your android with theodolite droid. Access free wild t1 theodolite manual wild t1 theodolite manual thank you completely much for downloading wild t1 theodolite manual. Total station setup and operation university of south alabama. The regular movie mode is similar to the photo mode in theodolite, recording a basic video with options to show an overlay with crosshairs, geodata, and a custom note. Article pdf available in journal of solid mechanics 42.
Surveying instruments theodolites bright hub engineering. Wild heerbrugg t2 mod user manual pdf file in english or. Topsurvsettings and job creation mapping and stake out. Other specialized purposes make theodolites ideal for shop and. Support centring screw it with one hand and insert and. Horizontal scale calibration of theodolites and total station using a gauge index table. This document pdf may be used for research, teaching and private study purposes. Mark the point at which the theodolite will be set up with a surveyors nail or a stake.
Among other information, the manual contains basic instructions for operation of the instrument and describes recommended servicing and adjusting methods. The latest theodolites have infrared distance measuring devices, for which regular infrared inspection is essential. The accuracy of the control survey must be superior to that of the subsidiary survey. Set up the tripod so that the tripod plate is as horizontal as possible and the legs of the tripod are firm in the ground. Survey field procedures manual prepared by the division of. Most likely you have knowledge that, people have look numerous times for their favorite books taking into account this wild t1 theodolite manual, but end up in harmful downloads. Most likely you have knowledge that, people have look numerous times for their favorite books taking into account this wild t1. Release the upper clamp and direct the telescope approximately towards the point p. There are various modes of constructing theodolites to suit the. The regular movie mode is similar to the photo mode in theodolite, recording a basic video with options to show a watermark overlay with crosshairs, geodata, and a custom note. Make sure the height of the tripod allows the instrument the theodolite to be eyelevel. When th is changed make sure you hit the ok function key. A theodolite is a instrument for measuring both horizontal and vertical angles, as used in triangulation networks, and geolocation work. Total station setup and operation university of south.
In order to make accurate and precise measurements using a total station or theodolite, the instrument must be set up. So far, weve seen how to set up the theodolite, weve also seen how to get it. We hope students all over the world will find it helpful. This distance will most likely change every time you set up your theodolite at the station and must be updated accordingly. Leveling the total station leveling the total station must be accomplished to sufficient accuracy otherwise the instrument will not report results leveling the instrument takes 30 to 45 minutes make sure you can see all targets from the instrument station before going through the process. Pdf how to use the theodolite for vertical and horizontal. Trained customer support specialists are here to help. Sep 25, 2012 adjustment of the theodolite temporary adjustment setting up the theodolite 16. Theodolites, land surveying theodolites, land surveying.
A traverse consists of series of related points or stations, which when connected by angular and linear values form a framework. To measure the vertical angle of an object a at a station o. Do not remove warning labels or safety instructions. File type pdf wild t theodolite manual engineering level a brief how to video on setting up a level and rod. The tripod legs are spread out and rested lightly on the. Electronic theodolites operate in a manner similar to that of optical theodolites or. Alignment with the wild t1a theodolite contents mafiadoc. A standard video signal source was set up, whose voltage level and rise. Set up the tripod legs, taking care to set the height where the instrument sight will be at a comfortable eye level. Leveling systems are fitted for accurate installation of theodolites. A transfer point is the station at which the edm is set up to take measurements. Theodolite droid is a free app for the android which gives you a collection of useful surveying tools such as a gps, maps, inclinometer, camera, magnetometer, etc.
The instrument concept, sequence of operation of measurements, and design plans are. Repairs should only be carried out by geofennel authorized workshops. Levellingup the instrument after setting up the instrument, level it up approximately with the bullseye bubble. Transit theodolite tripod and ranging rods procedure. If everything is set up properly various figures should start. One is an optical plumb bob, and the other is a laser plumb bob. Surveys also set a basic framework of stakes, which is used by contractors and engineers in building and inspecting transportation projects. Close the settings tab and now any pdf should be opened in chrome or be downloaded based on your choice in the previous step. Set up the theodolite sight the initial point and read the direction e. Spring 2016 field book university of colorado boulder. Set up the instrument over o and level it accurately.
Selection of traverse definition a traverse is a series of straight lines called traverse legs. How to change browser download settings for pdf files. Chapter 3 surveying equipment, measurements and errors. Theodolites are essential surveying instruments used for the measurement of horizontal and vertical angles.
Many times the offset hubs are destroyed accidentally during the construction of the slopes and all references to centerline are lost. Pdf horizontal scale calibration of theodolites and total. Pdf to experimental study for comparison theodolite and total. Theodolite surveying surveying scientific observation. Drive a surveyors nail into the ground at the point where you want to set up the theodolite. Extend the legs of the tripod as far as is required. Troubleshooting the rem measurement the only numerical input is the target height so make sure that is entered correctly.
Download fulltext pdf how to use the theodolite for vertical and horizontal measurements in surveying article pdf available in journal of solid mechanics 42. Introduction to theodolite free download as powerpoint presentation. The purpose of a traverse surveys is to control subsequent detail, i. With the help of upper clamp and tangent screw, set 0.
Connect the data cable from omnistar to the coms port on your computer. Transfer of computer files to the data collector uploading for layout purposes. Hanging file centers hanging clamps blueprint wall racks blueprint file storage cabinets steel flat files highdensity filing steel roll files corrugated roll files corrugated upright roll files. Set the backup offset hub as far back as possible staying inside of right of way.
Surveying is a very important part of civil engineering. Wild t2 universal theodolite, the bestknown singlesecond instrument in the world. Theodolites are similar to total stations, except that the total stations are used when the distances. A little scope is located at the lower part of the theodolite. Setting up a theodolite or total station is an integral part of good surveying practice following a simple process. Wild t2 mod user manualdescribsion beschreibung wild heerbrugg ag wild t2 mod theodolite user manual. It is a basic course for all universities for civil engineers. Adjustment of the theodolite temporary adjustment setting up the theodolite 16. Surveys that have to match a downloaded aerial photo. Setting up omnistar follow the omnistar instruction manual and establish the antenna over the point. Theodolite, tripod, rod, plumb bob, and field book lab procedure centering our theodolites have two types of centering features. This point is the basis for measuring angles and distances. Select the origin and xaxis direction for the coordinate system. Topographic surveying using the sokkisha set2 electronic.
Instrument setup for surveying spatial structures of trees. Set a second backup offset hub and lath for line and distance to centerline only, well beyond the original offset in fill sections. The thread of continuity surveying is the single engineering function which links all the phases of a project including conception, planning design, land acquisition, construction and final. The art of setting up a theodolite over a station theodolite 3. However a vernier theodolite measures the angles up to and accuracy of 10, 20. Measurement of horizontal angle measurement of angle abc the instrument is set over b.
Refer to figure 1 for a possible surveying situation. Mar 18, 2015 setting up a theodolite or total station is an integral part of good surveying practice following a simple process. Temporary adjustment the adjustments are made at each set up of the instrument before we start the observations with the instrument is known as temporary adjustment. If the tripod is not set properly, a great deal of time will have to spent on subsequent operations 2 to 4. Through the scope, locate the rebar or point of beginning. You will be using a universal theodolite, model wild t2, for these measurements.
Corporate office trimble navigation limited documentation group 645 north mary avenue post office box 3642 sunnyvale, ca 940883642 u. Plumb bob method i setting up the tripod this is the most important operation. Set up the edm on the origin or other known point and the prism on the x. Civil engineering department, engineering faculty, university of hail, ksa. The lower clamp is kept fixed and upper clamp is loosened.
Here in we have gathered some pdf lectures on surveying. Theodolite surveying for nondestructive biomass sampling. Pdf a proposed modified theodolite instrument is presented. Surveying instruments operators manual dt240 dt540 dt740 dt940 dt540l dt740l dt940l digital theodolite class 2 laser product. The traditional use has been for land surveying, but they are also used extensively for building and infrastructure construction, and some specialized applications such as meteorology and rocket launching. It is a tool used in the land surveying and engineering industry, but theodolites have been adapted for other specialized purposes as well. Angles will be measured from this point, as will distances. Fixing of specific points to which details can be relates.
1437 854 843 579 88 285 961 447 345 780 1507 154 1081 1465 257 1450 15 498 1088 847 1239 470 992 821 1043 476 1175 1087 275 725 525