SPECIFICATION TEXT PROPOSAL
Secudrain® 131 C WD 401 131 C

Pos.: ……. 		Quantity: …..…… 		Unit Price: ……….Total: …….…… 
  
Geosynthetic drainage system (for example Secudrain® 131 C WD 401 131 C of Naue GmbH & Co. KG or equal) to be delivered and installed on site as per manufacturer’s installation guideline.

Secudrain® 131 C WD 401 131 C drainage geocomposites consist of a wave-extruded monofilament drainage core and two Secutex® nonwoven geotextiles as separation / filtration layer.

Quantities are based on the area to be covered. Material for overlapping and cut-off must be included.

The following parameters are, for the demonstration of equivalence, to be proven:

Technical Data:

Raw material:		Polypropylene (virgin PP)

Product thickness at 2 kPa:		≥ 6,5 mm
(according to DIN EN ISO 9863-1)

Mass per unit area (geocomposite):		≥ 660 g/m²
(according to DIN EN ISO 9864)

Characteristic opening size (geotextiles):		0,09 mm
(according to DIN EN ISO 12956) 

Flow capacity q, md (according to DIN EN ISO 12958):
at 20 kPa, h/h		1,0 x 10+0 l/(m x s) with i = 1,0
at 50 kPa, h/h						0,9 x 10+0 l/(m x s) with i = 1,0

Roll dimensions:

Width x Length						3,80 m x 35 m

All components must be made of polypropylene and be firmly bonded with each other by welding.

The following documents and verifications must be present:

•	Internal and external monitoring in accordance with DIN 18200
•	Certified quality management system according to EN ISO 9001:2015
•	Certified environmental management system according to EN ISO 14001:2015
•	Certified energy management system according to DIN EN ISO 50001:2011
•	Current CE marking
•	Declaration of performance
•	Certificate of conformity of the factory production control
•	Proof of product group EPD (Environmental-Product-Declaration)
•	Durability (pursuant to Annex B of EN 13249:2016) for 100 years when used without reinforcement function in natural soils with a pH value between 4 and 9 and a soil temperature of < 25 °C.
•	The product has to be covered within one month after installation.

Proposed supplier    
Secudrain® 131 C WD 401 131 C
Naue GmbH & Co. KG
Gewerbestraße 2
32339 Espelkamp
Tel.: +49 57 43 41 - 0
Fax: +49 57 43 41 - 240
E-Mail: info@naue.com
www.naue.com  
								Status: 03.12.2024