Customer

Aqualia – FCC Construcción

Country

Spain

Year

2017

Category

Bidding

Description

PROJECT AND EXTENSION WORK EL PLANTÍO WWTP (T.M. MAJADAHONDA)

Treatment Flow

Daily medium: 31.769 m3/d, Half time: 1.324 m3/h, Maximum hours: : 6.324 m3/h

Characteristics

Water line formed by; Replacement of the initial section of the inlet collector to the plant, Raw water flow measurement chamber, Arrival work with safety spillway, Thick wells, Very thick roughing channels, Raw water pumping, Thick roughing, Sifting of fines, De-sanding – degreasing, Pumping of pretreated water, Work of distribution to the primary settling, Primary decanters, Work of distribution to biological treatment, Biological treatment, Collection chamber of flows and measurement and regulation of treated water to tertiary treatment, Treatment tertiary.
Sludge line formed by; Pumping the sludge from the settling of excess flow to the pumping of pretreated water, Pumping the primary sludge to sieving, Internal recirculation pumping, Auxiliary internal recirculation pumping, External recirculation pumping of biological sludge, Excess biological sludge pumping , Primary sludge sieving, Gravity thickeners for the thickening of the primary sludge, Pumping of thickened primary sludge to the mixing chamber, Flotation thickeners for the thickening of the biological sludge, Pumping of thickened biological sludge to the mixing chamber, mixture of thickened sludge, Pumping of mixed sludge to digestion, Anaerobic digestion, Dehydration of sludge, Storage of dehydrated sludge.
Gas line formed by; Gas storage, Energy recovery, Excess gas burning.

 

Scope

• Calculation of processes.
• Hydraulic design.
• Study of operating costs.
• Architectural and odor management solutions.
• Study of the interferences with the existing WWTP during the works and measures to maintain and ensure compliance with the discharge requirements.
• Preparation of plans.
• Preparation of measurements and budgets.
• Preparation and integration of the final tender project.