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  2. Hydrodemolition - Wikipedia

    en.wikipedia.org/wiki/Hydrodemolition

    Robotic Hydrodemolition in Ystad, Sweden. Hydrodemolition of concrete exposing the rebar.. Hydrodemolition (also known as hydro demolition, hydroblasting, hydro blasting, hydromilling, waterblasting, and waterjetting) is a concrete removal technique which utilizes high-pressure water, often containing an abrasive material, to remove deteriorated and sound concrete as well as asphalt and grout.

  3. Concrete recycling - Wikipedia

    en.wikipedia.org/wiki/Concrete_recycling

    Concrete waste that is rich in alkaline calcium compounds can be used to remove and recover various elements from an aqueous solution. Waste concrete has been used as a sorbent to remove phosphorus from wastewater after the removal of excess sludge in sewage treatment plants. [27] Concrete waste may also be used as an inexpensive gas treatment ...

  4. Rubblization - Wikipedia

    en.wikipedia.org/wiki/Rubblization

    A hydraulic breaker creates concrete rubble. Rubblization is a construction and engineering technique that involves saving time and transportation costs by reducing existing concrete into rubble at its current location rather than hauling it to another location. Rubblization has two primary applications: creating a base for new roadways and ...

  5. Environmental impact of concrete - Wikipedia

    en.wikipedia.org/wiki/Environmental_impact_of...

    Concrete has a total embodied energy of 1.69 GJ/tonne, lower per unit mass than most common building materials besides wood. However, concrete structures often have high masses, so this comparison is not always directly relevant to decision making. Additionally, this value is based only on mix proportions of up to 20% fly ash.

  6. My neighbor’s sump pump drains onto my property — now my yard ...

    www.aol.com/finance/neighbor-sump-pump-drains...

    Worse yet, if enough water from your neighbor's sump pump gets into your yard, and that water accumulates against the walls and foundation of your home, it could cause a slew of damages.

  7. Concrete sealer - Wikipedia

    en.wikipedia.org/wiki/Concrete_sealer

    Concrete sealers are applied to concrete to protect it from surface damage, corrosion, and staining. They either block the pores in the concrete to reduce absorption of water and salts or form an impermeable layer which prevents such materials from passing.

  8. South Korea to remove concrete embankment blamed for ... - AOL

    www.aol.com/news/south-korea-remove-concrete...

    South Korea's transport ministry said on Wednesday that it would remove the concrete embankment installed at Muan International Airport following last month's Jeju Air crash, its deadliest ...

  9. S Korea to remove concrete barriers near runways after fatal ...

    www.aol.com/korea-remove-concrete-walls-near...

    South Korea will change the concrete barriers used for navigation at seven airports across the country following December's plane crash that killed 179 people.

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