200 Technical terms of Civil Engineering

• Vicat apparatus :- It is an instrument used to find the initial and final setting time of cement  

•  Abney level :- It is a hand level instrument used for taking levels of steep slope.

• Abram’s Law :- The strength of the concrete and mortar is inversely to the water cement ratio

• Abrasion resistant :- Abrasion resistant means having wear and tear properties.

• Abutment :- The end support of the bridge is called abutment.

• Acid water :- When the pH value of water is 0 to 7 it is called acid water.

• Alkaline water :- When the pH value of water is 7 to 14 it is called acid water.

• Admixture :- A substance other than cement,aggregates and water added in the mix to increase its properties is called admixture.

• Aggregates :- An inert materials whose fill the voids in concrete and provides mechanical properties to the concrete mix.

• Alidade :- It is an instrument used for plane table surveying.

• Alum :- It is a chemical substance used for coagulation process.

• Aqueduct :- A Duct or conduit made of brick or stone masonry or concrete for conveying water over long distance.

• Arch :- It is a beam curved in a vertical plane required to carry heavy load over large span.

• Asbestos :- A Mineral silicates comprising thin and tough fibrous crystal found in veins of rocks.

• Asbestos Cement :- Cement is mixed with Asbestos fibrous to make roof and wall cladding sheets.

• Ashlar :- Arrange the stone wall in dressed manours.

• Asphalt :- Mineral Hydrocarbon,black in colour,containing bituminous substance which are essential producer of petroleum decomposition .

• Autoclave :- A pressure vessel within which sand lime bricks are cured at steam pressure and at high temperature.

• Back sight :- Back observation is called back sight.

• Ballast :- For the purpose of permanent ways for railways broken stone is used called Ballast.

• Baluster :- Whose support the hand rail in staircase is called baluster.

• Bank :- An embankment for a waterbody, a road and railways.

• Bar :- A round, square and rectangular steel is used in concrete th provide tensile properties is called bar.

• Barometer :- It is an instrument used to measure Atmospheric pressure is called barometer.

• Base plate :- The plate in which a heavy machine like generator ,turbine resist is called base plate.

• Bat :- A brick cut across its length is called bat.

• Batch Box :- A gauge box for measuring dry ingredient for proportioning a concrete mix. is called batch box.

• Beam :- A structural member used to support the floor and roof slab is called beam.

• Bearing :- The horizontal angle of a line made with the true north in surveying .

• Bed :- The under surface of a block, stone, bricks or any other materials is called bed.

• Bending moment :- The algebraic sum of all the moments that produce the bending effects at any section of a structure due to load applied.

• Bib Cock :- A water tap connected to a horizontal pipeline for drawing water.

• Bleeding :- Water comes out on the surface of concrete due to excess water present in the concrete and over vibration is called bleeding.