The plant was brought into conformity with the “Urban residual water directive".
This work was carried out on an active Seveso site.

Seine Amont wastewater treatment plant

Year
Company of civil engineering
RAZEL
Location
Valenton (94)
Project owner
SYNDICAT INTERDEPARTEMENTAL POUR L'ASSAINISSEMENT DE L'AGGLOMERATION PARISIENNE
Project manager
DEGREMONT SUEZ (Mandataire) - RAZEL - AAE
Missions

Working designs

Spécificités techniques

Creation of two fast concentrators 15 metres in diameter.
Creation of two digesters 22.60 metres in diameter each.
Creation of a 500 m² technical building
Creation of a 1,130 m² thermylis furnace.

Type
Civil Engineering
Cost of the work
77 000 000 € HT