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A sneckdown (or snowy neckdown) is a temporary 
In Philadelphia, Pennsylvania, at Baltimore and 48th Street, a sneckdown-inspired permanent upgrade to the pedestrian environment was made in 2011. In the 1980s, some planners in Australia distributed
The Economist
* Sneckdown: Using Snow to Design Safer Street
BBC
* What the Heck is a Sneckdown
* 2014's Endless Snow Has at Least Been Good for Transportation Nerd
Atlantic Cities
* "Sneckdowns" Reveal the Street Space Cars Don't Us
Greater Greater Washington
* Sneckdowns: How snowstorms can teach us to build smarter road
The Week
* The 'sneckdown': Nature's pedestrian islan
WPIX11 News NYC
Traffic calming
A sneckdown (or snowy neckdown) is a temporary curb extension
A curb extension (or also neckdown, kerb extension, bulb-out, bump-out, kerb build-out, nib, elephant ear, curb bulge, curb bulb, or blister) is a traffic calming measure which widens the sidewalk for a short distance. This reduces the crossing ...
caused by snowfall, where snow has built up in the road but not been flattened by traffic, effectively reshaping the curb. Sneckdowns show how the space is being used by vehicle and foot traffic, and may reveal points where a street could be usefully narrowed with neckdowns to slow motor vehicle speeds and shorten pedestrian crossing distances.
The term was coined by Streetsblog founder Aaron Naparstek
Aaron Naparstek (born 1970, in Boston, Massachusetts), is the founder of Streetsblog, a web site providing daily coverage of transportation, land use and environmental issues in New York City. Since its founding in June 2006, Streetsblog has emerge ...
in 2014, popularized by Streetfilms director Clarence Eckerson, Jr. and spread widely via social media
Social media are interactive media technologies that facilitate the creation and sharing of information, ideas, interests, and other forms of expression through virtual communities and networks. While challenges to the definition of ''social medi ...
. Other Twitter hashtag
A hashtag is a metadata tag that is prefaced by the hash (also known as pound or octothorpe) sign, ''#''. On social media, hashtags are used on microblogging and photo-sharing services such as Twitter or Instagram as a form of user-generated ...
s that have been used to describe snow-based traffic-calming measures include #plowza, #slushdown, #snovered and #snowspace.
In Philadelphia, Pennsylvania, at Baltimore and 48th Street, a sneckdown-inspired permanent upgrade to the pedestrian environment was made in 2011. In the 1980s, some planners in Australia distributed cake flour
Wheat flour is a powder made from the grinding of wheat used for human consumption. Wheat varieties are called "soft" or "weak" if gluten content is low, and are called "hard" or "strong" if they have high gluten content. Hard flour, or ''bread ...
in intersections to observe patterns of vehicle movement hours later.
See also
*Tactical urbanism
Tactical urbanism, also commonly referred to as guerrilla urbanism, pop-up urbanism, city repair, D.I.Y. urbanism, planning-by-doing, urban acupuncture, and urban prototyping, is a low-cost, temporary change to the built environment, usually in cit ...
References
{{ReflistExternal links
* Undriven SnoThe Economist
* Sneckdown: Using Snow to Design Safer Street
BBC
* What the Heck is a Sneckdown
* 2014's Endless Snow Has at Least Been Good for Transportation Nerd
Atlantic Cities
* "Sneckdowns" Reveal the Street Space Cars Don't Us
Greater Greater Washington
* Sneckdowns: How snowstorms can teach us to build smarter road
The Week
* The 'sneckdown': Nature's pedestrian islan
WPIX11 News NYC
Traffic calming