Search filter
Back

Ramalho Rosa Cobetar, S.A. (RRC) involved in the rehabilitation of EPAL's pipeline water supplying Lisbon

01/03/2018

Ramalho Rosa Cobetar, S.A. (RRC) involved in the rehabilitation of EPAL's pipeline water supplying Lisbon

Ramalho Rosa Cobetar, S.A. (RRC) involved in the rehabilitation of EPAL's pipeline water supplying Lisbon

Last March, started the rehabilitation works of the adductor: S2-S3 of EPAL, which supplies water to the council of Lisbon. The work awarded to Ramalho Rosa Cobetar, S.A., representative in Portugal of FCC Construcción, by EPAL - Empresa Portuguesa das Águas Livres, S.A., represents an investment of 3.3 million euros, with a contractual term of 350 days.

Section 2 - Bairro da Mata and Alhandra tunnel

DN1500mm steel conduit with a total length of 1,600m divided in 1,380m that develop in the interior of a gallery and 220m in the exterior supported in blocks of concrete. This section presents two types of pathologies to be treated: degradation of the concrete that lines the tunnel and of the blocks and corrosion in the steel pipe.

Section 3 - São João dos Montes

A section with a total length of 620 m and currently consists of a DN 1500 mm pipe in prestressed reinforced concrete, which will be replaced by a steel pipe of the same diameter. The conduit crosses two distinct zones, a gutter zone (with one part in sight and another buried) and a buried conduit zone. Stabilization of the gutter shall be ensured by micro-pile.