Hydraulics And Geotechnical Terms Questions
And Answers
A defined surface on an airport prepared or suitable for the landing or takeoff of airplanes. ANS✔✔ Runway.
The rate of change in acceleration (or less often, deceleration). ANS✔✔ Jerk
Time elapsed between the front bumper of one vehicle and the front bumper of the following vehicle passing a given
point. ANS✔✔ Time Headway
Roadside markers are used to guide drivers through turns, especially at night or at times of poor visibility. ANS✔✔
Delineators
The maximum speed at which vehicles can continuously travel safely under favorable conditions, ANS✔✔ Design Speed
Gravel is used as the base below the track for rail. ANS✔✔ Ballast
The layer of the pavement immediately below the binder course or wearing course. ANS✔✔ Base course
The materials excavated and thrown away which is no longer necessary to form an embankment. ANS✔✔ Waste
A dark brown to black cementitious material solid or semisolid in consistency, in which the predominating constituent is
bitumen which occurs in nature as residue in refining petroleum. ANS✔✔ Asphalt
Is the determination of water depth at a certain fixed point. ANS✔✔ Sounding
Is the art of making measurements of the flow of water in open channels. ANS✔✔ Stream Gaging
, Solution 2024/2025
Pepper
A current or steady flow of water running along the earth's surface. ANS✔✔ Stream
This word is a plural name of a Greek word which is originally applied in measuring distances for athletic contests.
ANS✔✔ Stadia
The distance from the center of the instrument to the principal focus ANS✔✔ Stadia Constant
The ratio of the focal length of the lens to the spacing between stadia hairs. ANS✔✔ Stadia Interval Factor
Is an extremely slow swing of the magnetic needle, periodic in nature, extending over a very long period of time due to
the shifting of the earth's magnetic interior. ANS✔✔ Secular Variation
The difference in direction of a heavenly body as seen from the surface and from the center of the earth. ANS✔✔
Parallax
It is the distance within which it is more economical to haul materials than to throw them as waste or beyond which it is
more economical to borrow than to haul. ANS✔✔ Limit of Economical Haul
The distance between the center of gravity of the mass of excavation beyond the free haul mass and the center of
gravity of the resulting embankment minus the free haul distance. ANS✔✔ Length of Overhaul
The process of widening, enlarging, clearing, or deepening of channels in harbors, rivers and canals. ANS✔✔ Dredging
Refers to surveying streams, lakes, reservoirs, harbors, oceans, and other bodies of water. ANS✔✔ Hydrographic Survey
The maximum number of vehicles that pass a point on a highway during a period of 60 consecutive minutes. This volume
is used for functional classification of highways, geometric design standard selection, capacity analysis, development of
operational programs, and development of parking regulations. ANS✔✔ Peak Hour Volume
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