Скачать с ютуб Surveying in Civil Engineering | Chain Survey - 3 | TNPSC | Field Surveyor | Draftsman | Surveyor в хорошем качестве

Surveying in Civil Engineering | Chain Survey - 3 | TNPSC | Field Surveyor | Draftsman | Surveyor

Survey in Civil Engineering Introduction for TNPSC Field Surveyor and Draftsman Exam Download App For More Questions http://bit.ly/2VkFSiX 5000+ Basic Objective Questions for ITI & Diploma Based Exams https://amzn.to/3nbM07p Chain Surveying Introduction about Surveying: Define Surveying - State the object of surveying - State technical terms - State the classification of Surveying - State the principles of Surveying - State the work of Surveyor - State the accuracy in chain Survey - State steel band Measurement of distance by a chain and chaining: State the methods of determining distance - State chaining and chaining a line - State unfolding the chain - Describe the reading the chain - State folding the chain - Calculate the errors in chaining. Introduction about chain survey instruments: State the construction and uses of the following chain survey instruments. Ranging: State ranging - State the necessity of ranging - State the types of ranging - Interpret the signals surveyor and the corresponding action by assistance. Chaining on sloping ground: Explain the methods of changing on sloping ground - State necessity of calculating horizontal distances. Offset and Offsetting: State the meaning of offset and offsetting - State the classification of offsets, its limits and its definition - State the methods of taking offsets for various site conditions. Obstacles in chain surveying: Define obstacles - State the three types of obstacles - Calculate the obstructed distance. Introduction used for setting out right angles: List out the instrument used for setting out right angles - State the types of cross staff and optical square - State the construction of cross staff and optical square - Explain the principles of optical square - State the uses of cross staff and optical square. Introduction about triangulation survey: Define the triangulation and traverse in survey - State closed and open traversed survey - State the three types of survey lines in triangulation Explain about field work. Calculation of area: Calculate the areas of an irregular field - Apply geometrical formula for calculating the area - Describe the construction and use of planimeter.