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infrastructure designed to drain excess rain and ground water from impervious surfaces such as paved streets, car parks, parking lots, footpaths, sidewalks, and roofs
A storm drain, storm sewer, surface water drain, surface water sewer, storm-water drain
is the edge where a raised sidewalk or road median/central reservation meets a street or other roadway
A curb (or kerb
a lowered channel along the side of a road that collects rainwater
A gutter
part of a road on the edge where drivers may stop if they have an emergency
A shoulder
one of the four points off a road intersection where two roads meet
A corner
an area in the middle of a road that separates opposite directions or the same direction of traffic
A median (central median or lateral median), a divider
a special lane where vehicles enter from a street or road onto a highway
An on ramp
a special lane where vehicles leave a highway to go onto a street or road
An off ramp
Breakdown lane is an area along the side of a highway where vehicles are able to stop for an emergency
A Breakdown lane
a road junction that uses grade separations to allow for the movement of traffic between two or more roadways or highways
An interchange or a grade-separated junction
where a local road intersects a highway at the same elevation, or grade
An At-grade intersection
the lane of a multilane roadway that is used by fast-moving vehicles, as when passing slower traffic
Fast lane
a travel lane delineated or physically separated from a general use lane or general toll lane within a roadway corridor in which toll amounts are set based on traffic conditions. Express lane means a rapid travel lane and may include high o
Express lane
a safety barrier intended to shield a motorist who has left the roadway
Guardrail
A road passing around a town or its center to provide an alternative route for through traffic
Bypass
a place where two roads cross, marked with a square of yellow lines painted in the center, that you can drive over only when the road in front is clear
Box junction
