Ibrahim mahamid civil engineering department, engineering faculty, university of hail, ksa. Rotation of the upper plate about the alidade axis is known as traversing the instrument. This document pdf may be used for research, teaching and private study. Parts of a theodolite parts of a theodolite, an indispensable tool for surveying. Read online theodolite surveying 1 dronach book pdf free download link book now. This topic covers the description of the theodolite and its use in. China electronic theodolite et 02, et05, find details about china theodolite, transit from electronic theodolite et 02, et05 geomaster group. Theodolite traversing is a method of 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. 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 important to know about theodolite parts and their functions before using it to minimize errors during theodolite surveying.
Theodolite surveying 42 reading magnetic bearing of a line ivnow loose the upper clamp and point the telescope towards b. A surveying instrument and precision instrument for measuring angles in the horizontal and vertical planes. Pdf a proposed modified theodolite instrument is presented. Theodolite parts and its functions for angle measurements in surveying theodolite has many parts which needs to be adjusted every time while surveying. Theodolite is a scientific most precise and versatile surveying instrument used for measuring angles directions in the horizontal and vertical. Pdf how to use the theodolite for vertical and horizontal. A theodolite is a surveying instrument used for precise angular measurement in. Surveying instruments and technology theodolites routledge. Theodolite traversing, purpose and principles of theodolite traversing 1. These two devices were fundamentally equivalent and could accomplish basically the same task today, total station accomplish all the task much more efficiently than transits and theodolite in addition, it can observes distance accurately and quickly. The mean of the two readings will be n recorded as magnetic bearing of line. Theodolite parts and its functions for measurements in. As an angular instrument, the theodolite has from time to time. Download theodolite surveying 1 dronach book pdf free download link or read online here in pdf.
A theodolite works by combining optical plummets or plumb bobs, a spirit bubble level, and graduated circles to find vertical and horizontal angles in surveying. Where surveying and metrology professionals go first subsecond theodolites for optical tooling and alignment is our specialty. The most important of these programs are presented in the section applications programs. Extensions of this procedure may be used to measure multiple angles from a station. How to use the theodolite for vertical and horizontal measurements in surveying. The spectra precision det2 digital electronic theodolite gives you accurate measurements in an affordable, versatile, easy to use platform. Offers dual displays and controls for easy accessibility and operation, very large backlit lcd characters for easy reading also, reduces eye strain and chance for errors, and a host of features and parameters normally found on much higher priced instruments. All books are in clear copy here, and all files are secure so dont worry about it. The theodolite is a most accurate surveying instrument mainly. How to build and setup a concrete foundation for garages, houses, room additions, etc part 1 duration. The horizontal plates can be levelled by means of three foot screws. Theodolites how does a theodolite work theodolite vs. Digital electronic theodolite surveying equipment and. How to use a digital theodolite part 1 of 2 youtube.1018 675 818 1595 1252 1126 1323 460 1203 891 1542 964 723 1435 1269 1279 1163 835 1130 156 1522 571 1196 61 1343 166 1320 759 1184 792 808 975 99 1146 1284 556 1487 856 158 658