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  2. Pavement condition index - Wikipedia

    en.wikipedia.org/wiki/Pavement_Condition_Index

    The pavement condition index (PCI) is a numerical index between 0 and 100, which is used to indicate the general condition of a pavement section.The PCI is widely used in transportation civil engineering [1] and asset management, and many municipalities use it to measure the performance of their road infrastructure and their levels of service. [2]

  3. Clinker brick - Wikipedia

    en.wikipedia.org/wiki/Clinker_brick

    Clinker bricks used to form family initials on the Jan Van Hoesen House, a 1700s Dutch house in upstate New York. Clinker brick closeup of bricks in the so-called Clinker building on Barrow street in Greenwich Village, New York City. Dutch bricks (clinkers) found at Topsham Museum. Imported between 1660 and 1710, they were used for finer ...

  4. Road surface - Wikipedia

    en.wikipedia.org/wiki/Road_surface

    Brick paving machine. Brick, cobblestone, sett, wood plank, and wood block pavements such as Nicolson pavement, were once common in urban areas throughout the world, but fell out of fashion in most countries, due to the high cost of labor required to lay and maintain them, and are typically only kept for historical or aesthetic reasons.

  5. Eco-Block - Wikipedia

    en.wikipedia.org/wiki/Eco-Block

    An Eco-Block is an environmental-friendly brick made from recycled materials and construction waste. The brick was invented by the Hong Kong Polytechnic University in 2006. Its major feature is to catalyze the nitrogen oxide and other pollutants in air into non-hazardous substances. Eco-Blocks have been mainly used as paving brick in ...

  6. Pavers (flooring) - Wikipedia

    en.wikipedia.org/wiki/Pavers_(flooring)

    The concrete paving bricks are a porous form of brick formed by mixing small stone hardcore, dyes, cement and sand and other materials in various amounts. Many block paving manufacturing methods are now allowing the use of recycled materials in the construction of the paving bricks, such as crushed glass and crushed old building rubble .

  7. Permeable paving - Wikipedia

    en.wikipedia.org/wiki/Permeable_paving

    Permeable paving demonstration Stone paving in Santarém, Portugal. Permeable paving surfaces are made of either a porous material that enables stormwater to flow through it or nonporous blocks spaced so that water can flow between the gaps. Permeable paving can also include a variety of surfacing techniques for roads, parking lots, and ...

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