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Encyclopedia > Pothole
The city of Los Angeles is famous for its large potholes.

A pothole (sometimes called kettle and known in parts of the Western United States as a chuckhole) is a type of disruption in the surface of a roadway where a portion of the road material has broken away, leaving a hole. Most potholes are formed due to fatigue of the pavement surface. As fatigue cracks develop they typically interlock in a pattern known as "alligator cracking". The chunks of pavement between fatigue cracks are worked loose and may eventually be picked out of the surface by continued wheel loads, thus forming a pothole. The formation of potholes is exacerbated by cold temperatures, as water expands when it freezes and puts more stress on cracked pavement. Once a pothole forms, it grows through continued removal of broken chunks of pavement. If a pothole fills with water the growth may be accelerated, as the water 'washes away' loose particles of road surface as vehicles pass. In temperate climates, potholes tend to form most often during spring months when the subgrade is weak due to high moisture content. However, potholes are a frequent occurrence anywhere in the world, including in the tropics. Typical Los Angeles pothole, photographed and uploaded by user Coolcaesar on December 18, 2004. ... Typical Los Angeles pothole, photographed and uploaded by user Coolcaesar on December 18, 2004. ... Flag Seal Nickname: City of Angels Location Location within Los Angeles County in the state of California Coordinates , Government State County California Los Angeles County Mayor Antonio Villaraigosa (D) Geographical characteristics Area     City 1,290. ... This article or section does not cite its references or sources. ... This article or section does not adequately cite its references or sources. ... In materials science, fatigue is the progressive, localised, and permanent structural damage that occurs when a material is subjected to cyclic or fluctuating strains at nominal stresses that have maximum values less than (often much less than) the static yield strength of the material. ... Pavement in American English refers to the durable surface for an area intended to sustain traffic, which can be either vehicular traffic or foot traffic. ... Spring is one of the four seasons of temperate zones, the transition from winter into summer. ... In highway engineering, subgrade is the native material underneath a constructed pavement. ...


Potholes can grow to feet in width, though they usually only become a few inches deep, at most. If they become large enough, damage to tires and vehicle suspensions can occur. This article is about a foot as a unit of length. ... An inch (plural: inches; symbol or abbreviation: in or, sometimes, ″ - a double prime) is the name of a unit of length in a number of different systems, including English units, Imperial units, and United States customary units. ... Pneumatic tires or tyres (see spelling differences) are used on all types of vehicles, from cars to earthmovers to airplanes. ... The front suspension components of a Ford Model T. Suspension is the term given to the system of springs, shock absorbers and linkages that connects a vehicle to its wheels. ...


Pothole (northern Britain) is also a term for a deep cave[1]; from this sense, the derivation potholing is a synonym for caving and a potholer is a caver. Caving frequently involves a lot of mud. ... sport of exploring caves. ...


Pothole (or kettle-hole) is also a term for a formation in rivers caused by a whirlpool eroding a hole into rock. The abrasion is mainly caused by the circular motion of small sediments such as small stones in the river. The interiors of potholes tend to be smooth and regular, unlike a plunge pool. A plunge pool is a pool, lake, or pond that is small in diameter, but deep. ...


The world's largest pothole was formed by a glacier and is found in Archbald, Pennsylvania in Archbald Pothole State Park. Archbald is a borough located in Lackawanna County, Pennsylvania. ... Archbald Pothole State Park is a 150 acre (0. ...


See also

Giants kettle in Rovaniemi, Finland. ... The term slough (in the UK, pronounced to rhyme with cow; In the US, pronounced slew) has several meanings related to wetland or aquatic features that seem to derive from local experience. ...

External links

  • Minnesota Department of Transportation - A Recipe for Potholes
  • Potholes repair with TL-2000

References

  1. ^ Dictionary definition [1]

  Results from FactBites:
 
Definition of pothole - Merriam-Webster Online Dictionary (87 words)
3 : a usually minor difficulty or setback pothole in her comeback attempt>
Learn more about "pothole" and related topics at Britannica.com
See a map of "pothole" in the Visual Thesaurus
HYDROLOGY OF PRAIRIE POTHOLES IN NORTH DAKOTA - C (10796 words)
The factors governing seepage inflow and outflow to and from potholes are the direction and magnitude of the hydraulic gradient toward and from the pothole; the permeability of the deposits which underlie and border on the pothole, and the water temperature in these sediments.
The pothole is brackish and semipermanent according to the classification of Stewart and Kantrud (1969).
The dissolved-solids concentration in a pothole is increased by evapotranspiration.
  More results at FactBites »


 

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