Tacheometric Surveying

-

Tacheometric Surveying

 Download - Click Here

Dr.Gunathilaka M.D.E.K.
Senior Lecturer 
Department of Surveying and Geodesy
Faculty of Geomatics
Sabaragamuwa University of Sri Lanka.
70140, Belihuloya.





Branch of surveying in which both horizontal & vertical distances between
stations are determined from instrumental observations (Agor, 1996).
Uniqueness!
No need of slope corrections, tension, etc... since no chaining involved.
Rapid & convenient
Good for rugged terrains with deep valleys, mountains, across water bodies...
But low accuracy...
Purpose;
Preparation of contour plans with details.
Widely used in preliminary site locating for railways, roads, canals, reservoirs, etc...

 

Comments

Post a Comment

Popular posts from this blog

VB Lec note

-
Image
Download - Click Here Common Properties of Visual Basic Every object, such as a form or control, has a set of properties that describe it. Although this set isn't identical for all objects, some properties (such as those listed in the table below) are common to most controls. You can see every design-time property for a given control by looking at the Properties window in the IDE (some controls have properties that are available only at run-time – such as the SelectionStart and SelectionLength properties of the Textbox). Common Events of Visual Basic .NET Controls Events are what happen in and around your program. For example, when a user clicks a button, many events occur: The mouse button is pressed, the CommandButton in your program is clicked, and then the mouse button is released. These three things correspond to the MouseDown event, the Click event, and the MouseUp event. During this process, the Focus event for the CommandButton and the Leave event for whicheve...
Read more

Properties of Engineering Materials

-
Image
Properties of Engineering Materials Download - Click Here What do engineers do?  Engineers apply the principles of science and mathematics to develop economical solutions to technical problems.  They are concerned with the structure and properties of materials used in modern technology to improve the design and fabrication What are materials? The term “material” is defined in different ways. Materials are the substances of which something is  made or composed of. Can simply group them as;  Solid  Liquid  Gas Historical Development Materials have been fundamental to the development of civilization. materials used by the different civilizations such as  Stone Copper  Bronze Iron age Material age
Read more