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"Varnish is a homogeneous colloidal dispersion-solution of natural or synthetic resins in oil or thinner or both".
A stair may be defined as series of steps suitably arranged for the purpose of connecting different floors of a building.
Settlement is the vertical downward movement of the loaded base. As a result of this the original depth of soil mass decreases.
A trap is bent or depressed sanitary fitting which remains full of water. It is used prevent the passage of foul air or gases through it.
Admixture are the materials used in the cement to modify one or more of its properties in the plastic or hardened state of concrete.
Folds when crustal rocks are subjected to stress over a period of time, they compress and form folds.
Shrinkage is the decrease in volume of concrete in the absence of load with time. In the plastic stage concrete shrinks in volume due to absorption of water or loss of water.
Canal lining is the impervious layer which protects the bed and sides of the canal. Lining is generally a construction of a thin 2.5 to 15 cm thick layer of lining material, generally RCC or CC bricks, stones etc.
Precipitation: The water in the form of a pond or lake or the groundwater is derived from the precipitation.
The intake structure has to be provided with trash racks screens, control valve prevent the entry of debris and ice into the turbines.
Ventilation is defined as the process by which stale air inside an enclosure is replaced by fresh air from outside.
Shrinkage is the decrease in volume of concrete in the absence of load with time. In the plastic stage concrete shrinks in volume due to absorption of water or loss of water.
The dams which are constructed of earthen materials such as gravel, sand, silt and clay are called earthen dams
"Caissons" means box. Such box can be prefabricated on shore and then floated to the desired site, and is allowed to seat on prepared base.
Weir is a crest wall constructed across a river to divert raise water of river into canal. Crest wall across a river raises the water.
In total, station field survey data consisting of the angles, distance and related information is stored in electric field work.
An estimate is defined as the process of calculating the probable quantities and costs of various items required in connection with work.