Under a commercial agreement, we cannot disclose this company's name. The supply figures below are real.
For more than a decade, a paving and mining company on the southern coast of Rio de Janeiro has kept Techduto as a recurring supplier across multiple diameters.
An operation that combines mining and paving demands drainage solutions at different project scales, from the job site to the road — each project with its own diameter specification.
Supply in 3 different diameters (90 to 160mm) according to the needs of each work front, over more than 10 years of relationship.

What the partnership delivered
- 16,100 m of Techduto supplied across 3 diameters (90–160mm)
- More than 10 years of relationship, between 2012 and 2023
- Supply to different work fronts of the same operation
Products Used and Related


HDPE Corrugated Pipe — Techduto NBR
Flexible corrugated HDPE conduit compliant with NBR 15715, with a tensile strength of 750…
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Techduto DW
Double-wall HDPE conduit for telecommunications, fiber optics, and electrical networks. Smooth interior for friction-free…
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Techdreno DW — High-Capacity Drainage
Double-wall HDPE drainage pipe with a smooth interior for 30% greater flow capacity and…
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Wavin Bidim® Geotextile Fabric
100% polyester nonwoven geotextile mats with full traceability for filtration, separation, drainage, and soil…
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