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Washboarding effect on a road. Washboarding or corrugation [1] is the formation of periodic, transverse ripples in the surface of gravel and dirt roads.Washboarding occurs in dry, granular road material [2] with repeated traffic, traveling at speeds above 8.0 kilometres per hour (5 mph). [3]
Washboard may refer to: Washboard (laundry), a tool for washing clothes; Washboard (musical instrument), a percussion instrument; Washboarding, corrugation on gravel ...
A corduroy road or log road is a type of road or timber trackway made by placing logs, perpendicular to the direction of the road over a low or swampy area. The result is an improvement over impassable mud or dirt roads, yet rough in the best of conditions and a hazard to horses due to shifting loose logs.
Prior to this, people used trackways to travel between settlements but this was unsuitable for the swift movement of troops and equipment. [43] Mastiles Lane was a Roman marching road and later an important route for monks leading sheep from Fountains Abbey to summer pasture on higher ground.
Woman on an Israeli kibbutz using a washboard to do laundry. A washboard or a scrubbing-board [1] is a tool designed for hand washing clothing. With mechanized cleaning of clothing becoming more common by the end of the 20th century, the washboard has become better known for its secondary use as a musical instrument.
From Rollinsville to East Portal, the road is an all-weather gravel road, with several chattery washboard sections, that can be traveled by regular automobiles. However, beginning at East Portal, at the formal start of Rollins Pass road (Forest Service Road 117), the road prism becomes very rough due to sustained sections of angular cobbles and ...
A road is a thoroughfare, route, or way on land between two places that has been surfaced or otherwise improved to allow travel by foot or some form of conveyance, including a motor vehicle, cart, bicycle, or horse.
Old road surfaces, fences, and buildings may need to be removed before construction can begin. Trees in the road construction area may be marked for retention. These protected trees should not have the topsoil within the area of the tree's drip line removed and the area should be kept clear of construction material and equipment.