Impermeabilización de la balsa de la Laguna de Barlovento con geomembrana de PVC-Pevolución a lo largo del tiempo
- Blanco Fernández, Manuel
- Leiro López, Angel
- Soriano Carrillo, Jesús
- Crespo Mucientes, María Ángeles
- Zornberg, Jorge G.
- Aguiar González, Escolástico
- Rico, Gloria
- Pargada Iglesias, Lina
ISSN: 0213-8468
Argitalpen urtea: 2013
Zenbakia: 171
Orrialdeak: 111-119
Mota: Artikulua
Beste argitalpen batzuk: Ingeniería civil
Laburpena
The '"La{?una de Barlol'C/110° reserl'Oir uw¡ 0/1(' o{lhc moi;t tmportant J::uroptoan hy<irnultc pro1ects al the time or 1ts co11struction because of 1ts hiRh capacity and challe11gi11g focation. At lhe time. lhe des1grll'rs cfrC'idrd to 1mterproof this resrrr·oir 1cith a geomrmbrarw o{ p/asticiud polyri11yl chloride <P\'C PI. T/11. paprr docunmzts tlw rnitial rharacteristics of the geoml!mbrane and its performa11cc since 1/s i11stal/atio11 unttl 2010. Tlll' material characlerizalio11 inc/ude. a romprehensit·e teslll1g progmm, the results of wl11ch are presented. They includl! qua11ti(ication o{ the geomembrane thickness. amount and nature of p/aslicizers, tensife proprrties, foldability 1111der low tem peratures, c(vnamic impact resistance, puncture resista11ce, weldi11{? strength rhoth in the 11w1111fncltll'Íllf? facility and in thc field), as well as the use o{ teclwiques involving optical and scan11i111? electron microscopy. fil nddition, ac/iianced analytical terlmiques, such as Fourier Trn111;form lnfrared Speclroscopy rFTTRi, Gas Chromalography rGCJ ami Mass Spectrometry IMSJ, 11oere used in order lo identifv the plasticizers used in tlw geomembrane formulatio11. J.i'o/dability tesis were fou11d lo prot'idP Par/y indication o{ degradatio11. Results from refleciw11 optimf a11d electron scan11i11p m1croscopy shouoed that, aflrr 19 nineteen years of installaticm. tlll' geomemhrane remains in f!Ood conditions, partiwlarly 011 tite norHxposed side.