Spain – Construction work for water and sewage pipelines – ADEQUACY OF THE TREATMENT OF THE SEVILLE WWTPS FOR DISCHARGE TO SENSITIVE AREA IN THE ENVIRONMENT OF DOÑANA. PHASE 1st. IMPROVEMENT AND EXPANSION OF SECTIONS 1, 3 AND 4 OF THE PORT OF SEVILLE EMISSARY COLLECTOR

The object of the contract is the improvement and expansion works of the Port Emissary Collector in sections 1, 3 and 4, which are part of the expansion actions of the Seville WWTP, in accordance with the drafted construction projects. The actions included in these projects are intended to improve and expand the Port Emissary Collector, to adapt it to the needs foreseen in the expansion actions of the El Copero WWTP. The aforementioned collector carries the wastewater to said WWTP, for treatment and subsequent discharge to the receiving environment, complying with