How Do You Spell ROADBED?

Pronunciation: [ɹˈə͡ʊdbɛd] (IPA)

The word "roadbed" is spelled as ˈrəʊdˌbɛd according to the International Phonetic Alphabet. This word refers to the foundation or base of a road, as well as the layer of substrate materials that supports the pavement. The first syllable is pronounced as "rode", with the long "o" sound followed by the consonant "d". The second syllable is pronounced as "bed", with the short "e" sound followed by the consonant "d". Together, the word is pronounced as "rode-bed".

ROADBED Meaning and Definition

  1. A roadbed refers to the foundation or base on which a road is constructed. It is a crucial component of the infrastructure necessary to support transportation networks, allowing for the safe and efficient movement of vehicles and pedestrians. The roadbed serves as the structural platform upon which the various layers of a road are built.

    Typically, a roadbed consists of several layers, each playing a distinct role in supporting the road's stability and durability. At the bottom lies the subgrade, which is the native soil or rock upon which the roadbed is built. Above the subgrade is the subbase, a layer of compacted gravel or crushed stone that provides additional support and helps prevent moisture infiltration.

    On top of the subbase lies the base course, which is made up of high-quality aggregate materials such as crushed rocks or concrete. It serves as a load-bearing layer and transfers the weight of traffic to the subbase and subgrade without deformation. Lastly, the surface course, commonly known as the pavement, is the uppermost layer visible to road users. This layer is composed of asphalt, concrete, or other materials that provide a smooth and skid-resistant surface for vehicles.

    Designing and constructing a roadbed involves careful consideration of factors such as traffic volume, climate conditions, soil composition, and anticipated loads. Proper construction and maintenance of the roadbed are essential to ensure longevity, prevent potholes or cracks, and provide a safe and comfortable driving experience.

Common Misspellings for ROADBED

Etymology of ROADBED

The word "roadbed" is derived from the combination of two words: "road" and "bed".

The term "road" has Old English origins, with its earliest form being "rad", which meant "a journey on horseback" or "the path for riding or driving". It can be traced back further to the Old English word "rād", meaning "riding or a riding journey". This word is also related to the Old High German word "rāt", meaning "mount", and the Middle Dutch word "rade", meaning "journey".

The word "bed" has Old English roots as well, with its earliest form being "bedd". Its original meaning was "a sleeping or resting place" or "a plot of ground prepared for plants".

Plural form of ROADBED is ROADBEDS

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