Surveying

Surveying

The science of accurately determining the terrestrial or three-dimensional position of geographical points and the distances and angles between them.

Industry: Construction

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Surveying

capacity of a storm drainage facility

Construction; Surveying

The maximum flow that can be conveyed or stored by a storm drainage facility without causing damage to public or private property.

best management practices (BMP)

Construction; Surveying

Design, construction, and maintenance practices and criteria for stormwater facilities that minimize the impact of stormwater runoff rates and volumes, prevent erosion, and capture pollutants.

berm

Construction; Surveying

A narrow shelf or flat area that breaks the contiguity of a slope.

base flow

Construction; Surveying

Stream discharge derived from groundwater sources as differentiated from surface runoff.

benchmark

Construction; Surveying

A marked point of known elevation from which other elevations may be established.

base flood elevation (BFE)

Construction; Surveying

The water surface elevation corresponding to a flood having a one percent probability of being equaled or exceeded in a given year.

backwater

Construction; Surveying

The rise in water surface elevation caused by some obstruction such as a narrow bridge opening, buildings or fill material that limits the area through which the water shall flow.