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  2. Pond liner - Wikipedia

    en.wikipedia.org/wiki/Pond_liner

    Pond liners are manufactured in rolls or accordion-folded on pallets. When deployed in the field their edges and ends are overlapped and seamed together. Methods are thermal fusion, solvents, adhesives and tapes. The edge of the pond liner is generally rolled over the top of the soil slope and secured in an anchor trench or it can be fixed to a ...

  3. Landfill liner - Wikipedia

    en.wikipedia.org/wiki/Landfill_liner

    Landfill liner. A landfill in México with visible geomembrane in one of the slopes. A landfill cell showing a rubberized liner in place (left) A landfill liner, or composite liner, is intended to be a low permeable barrier, which is laid down under engineered landfill sites. Until it deteriorates, the liner retards migration of leachate, and ...

  4. Puddling (civil engineering) - Wikipedia

    en.wikipedia.org/wiki/Puddling_(civil_engineering)

    The puddle is laid about 10 inches (25 cm) thick at the sides and nearly 3 ft (0.91 m) thick at the bottom of a canal, built up in layers. Puddle has to be kept wet in order to remain waterproof so it is important for canals to be kept filled with water. The clay is laid down with a tool called a 'punner', or 'pun', a large rectangular block on ...

  5. Geomembrane - Wikipedia

    en.wikipedia.org/wiki/Geomembrane

    Geomembrane. A geomembrane is very low permeability synthetic membrane liner or barrier used with any geotechnical engineering related material so as to control fluid (liquid or gas) migration in a human-made project, structure, or system. Geomembranes are made from relatively thin continuous polymeric sheets, but they can also be made from the ...

  6. Waterproofing - Wikipedia

    en.wikipedia.org/wiki/Waterproofing

    Masonry walls are built with a damp-proof course to prevent rising damp, and the concrete in foundations needs to be damp-proofed or waterproofed with a liquid coating, basement waterproofing membrane (even under the concrete slab floor where polyethylene sheeting is commonly used), or an additive to the concrete. Within the waterproofing ...

  7. Bituminous waterproofing - Wikipedia

    en.wikipedia.org/wiki/Bituminous_waterproofing

    Bituminous waterproofing. Bituminous waterproofing systems are designed to protect residential and commercial buildings. Bitumen (asphalt or coal-tar pitch) is a material made up of organic liquids that are highly sticky, viscous, and waterproof. [1] Systems incorporating bituminous-based substrates are sometimes used to construct roofs, in the ...

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