NONWOVEN GEOTEXTILE WITH FUNCTION OF PROTECTION
USED IN THE CONSTRUCTION AND REHABILITATION OF RESERVOIRS AND DAMS
Non woven geotextile type GEO PP AG 800, obtained by high tenacity polypropylene fibres UV stabilized, mechanically bonded.
The conformity of geotextile to the application foreseen by the harmonized standard EN 13254 shall be certified by a declaration concerning surveillance on production control of goods, released by a notified Body, in accordance to the directive 89/106/EEC ( building products ) .
The supplier of geotextile shall be certified EN ISO 9001: 2000.
The maximum term concerning exposition to UV radiation shall be 1 month, as per indications given by the harmonized standards above mentioned ( residual resistance after accelerated exposition test EN 12224 : >80 % ).
The minimum durability of geotextile shall be of 25 years at least ( residual resistance after oxidation test for polypropylene products EN ISO 13438 : >50% ).
Junctions between the sheets, both in transversal and longitudinal direction, shall be done by overlapping of borders for at least 50 cm.
Technical characteristics of geotextile shall be in accordance to the values and tolerances written in the scheme here below: