bulb-out

English

traffic calming measure

Alternative forms

bulbout

Noun

bulb-out (plural bulb-outs)

(traffic engineering) A traffic calming measure that widens the sidewalk for a short distance.
(traffic engineering) A round area of pavement that protrudes from one side of a road to accommodate turning vehicles with a wide turning circle.

Synonyms

(traffic calming measure): curb extension, bump-out, elephant ear, curb bulge, curb bulb
(round area of pavement): loon

See also

neckdown

References

Restricted Crossing U-Turn Intersection‎, Washington, D.C.: Federal Highway Administration, 2009 October, FHWA-HRT-09-059, retrieved January 31, 2017

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