Modernization works were required for WWTP of Pilar de la Horadada
Consulting, Project Management
Originally, it was a sewage treatment plant of lagoon type. The modernization works were conducted within following stages: waste pre-treatment, initial works - preliminary dust treatment, purifying and degreasing, biological reactor, Orbal system that consists of two lines and three oxidation canals through extended aeration, secondary decantation and further tertiary treatment with flocculation-coagulation, lamellar decantation, profound textile filtration- disinfection in pipes and chlorination chamber. Apart from the proper elements of treatment, a 115 kWp photovoltaic plant was installed.
The execution of modernization works took 24 months and was fulfilled by the engineering teams of all necessary fields that were stationed in the zone. In addition to the supervision and management of the executed works, each week the team carried out meetings with the client and contractor. For health and safety reasons, a risk prevention specialist was present in the work zone every day.
The factory was designed for an average daily flow rate of 18.500 m3 and a population equivalent of 140.000 PE. The factory’s yield, concerning the DBO5 reduction is 94,44%.