All AFITEX catalogues and technical brochures

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Durability of PolypropyleneTubes “DRAINTUBE”Presented to : Richard FaucherTexel Inc.Prepared by : David BeaumierProject LeaderÉric BlondVice president

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S006-159 Durability of polypropylene tubes “DRAINTUBE”Page 2DURABILITY OF POLYPROPYLENETUBES “DRAINTUBES”File: S006-159Submitted to:TEXEL INC.485 des Érables,Saint Elzéar de BeauceQuébecG0S 2J0Prepared by:David Beaumier,...

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S006-159 Durability of polypropylene tubes “DRAINTUBE”Page 3 / 9TABLE OF CONTENTS1 Introduction...............................................................................................41.1 Objective ...................................................................................................41.2...

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S006-159 Durability of polypropylene tubes “DRAINTUBE”Page 4 / 91 INTRODUCTION1.1 Objective- Determine the durability of draintubes, and compare with a product of reference.1.2 Theoretical approach1.2.1 Materials degradationThe degradation...

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S006-159 Durability of polypropylene tubes “DRAINTUBE”Page 5 / 9residual life of a polyolefin product (such as polyethylene) until the antioxidants arecompletely depleted.The induction period is the lag time before the chain scission of the...

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EuroGeo4 Paper number 1151CUT SLOPES AND WATER MANAGEMENT WITH GEOCOMPOSITESRabah Arab1, Pierre Gendrin2 & Moulay I. Zerhouni31 Afitex. (e-mail: rabah.arab@afitex.com)2 Georoute. (e-mail: pgendrin@aol.com)3 Fondasol. (e-mail: moulay.zerhouni@fondasol.fr)Abstract:...

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EuroGeo4 Paper number 1152Figure 1. Structure SOMTUBE FTF geocompositeDesign of the drainage systemThe design of the drainage system has to take into account the filtration aspects and the in situ discharge capacityof the product and the drain or the...

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EuroGeo4 Paper number 1153For practical reasons (wind resistance, accessibility, etc.), the drainage geocomposite was fastened to the slopeusing concrete iron rods, for example (Figure 3). Transversal joints (end to end) were not permitted on the slope...

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EuroGeo4 Paper number 1154Trench collectorTrench design consists of dimensioning the geocomposite by determination of the water infiltration rate by linearmeter of drain down the slope. This value prescribes the minimum internal diameter for the road...

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EuroGeo4 Paper number 1155Table 1. Classifications to GTR 92 and geotechnical characteristics of the formationsFormations Passes as 80 ìm(%)Watercontent w(%)PlasticityindexSoil blue valuesVBSClassificationGTRCohesion c‘(kPa)Friction angle ö‘(°)Sandy...