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ARCHES

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Simple Definition of   arch . : A usually curved part of a structure that is over an opening and that supports a wall or other weight above the opening. : The raised area on the bottom of the foot that is formed by a curved section of bones. : Something that has a curved shape. Types of arches based on shape, material of construction, workmanship and number of centers are discussed here. An arch is constructed in curved shape due to which loads from above is distributed to supports (pier or abutment). Types of Arches Arches are classified based on: 1.    Shape 2.    Number of Centre’s 3.    Workmanship 4.    Materials of construction Types of Arches based on shape: Based on the shape of construction arches are classified into 10 types and they are discussed below. Flat Arch ·         For flat arch, the intrados is apparently flat and it acts as a base of equilateral triangle...
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Civil Engineering Surveying Multiple Choice Questions and Answers

Civil Engineering Surveying Multiple Choice Questions and Answers 1. During chaining along a straight line, the . leader of the party has 4 arrows in his hand while the follower has 6. Distance of the follower from the starting point is a) 4 chains b) 6 chains c) 120 m d) 180m Ans: b 2. A metallic tape is made of a) steel b) invar c) linen d) cloth and wires Ans: d 3. For a wellconditioned triangle, no angle should be less than a) 20° b) 30° c) 45° d) 60° Ans: b 4. The angle of intersection of the two plane mirrors of an optical square is a) 30° b) 45° c) 60° d) 90° Ans: b 5. The allowable length of an offset depends upon the a) degree of accuracy required b) method of setting out the perpendiculars and nature of ground c) scale of plotting d) all of the above Ans: d 6. Which of the following angles can be set out with the help of French cross staff? a) 45° only b) 90° only c) either 45° or 90° d) any angle Ans: c 7. Which of the following...
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