Rollin A., Rigo J.-M. — Geomembranes. Identification and performance testing: report of Technical Committee 103-MGH, Mechanical and Hydraulic Testing of Geomembranes, RILEM, (the International Union of Testing and Research Laboratories for Materials and Structures)
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Название: Geomembranes. Identification and performance testing: report of Technical Committee 103-MGH, Mechanical and Hydraulic Testing of Geomembranes, RILEM, (the International Union of Testing and Research Laboratories for Materials and Structures)
Авторы: Rollin A., Rigo J.-M.
Аннотация:
A geomembrane is defined as a very low permeability synthetic or reinforced bituminous sheet placed in
contact with soil. They are used extensively in transportation applications (tunnels), environmental
applications (landfills, sand reservoirs) and geotechnical related applications (dams) in substitution or in
addition to compacted clay, bentonite, concrete, steel and bituminous materials. They are used to contain or
restrain gas and liquid movement. Geomembranes are manufactured in industrial plant and are polymeric
and/or bituminous products shipped on site in rolls prior to being installed and seamed to obtain a
continuous impermeable layer. Welding or adhesive techniques are used to bond the sheets together. In this
book, in situ geomembranes are excluded.
Historically, geomembranes were used in the 1930s while widespread adoption started in the 1940s. In
1987 more than 50 million m2 were installed worldwide and future growth of 20 to 25% per year is forecast
for the next five years.