Wastewater Treatment
  • Wastewater treatment plants for civil sewage
  • Wastewater treatment plants for industrial sewage
  • Refining plants for industrial and agricultural re-use of the wastewater
  • Waste water pumping stations

 

Wastewater Treatment

Here are some of the most representative works, for solutions and technologies used, as part of the waste water treatment plants performed by Torricelli srl.

Cuneo
Domestic wastewater treatment plant for Cuneo municipality (CN) and fractions

Customer:
A.C.D.A - Azienda Cuneese dell'Acqua S.p.A. (CN)
Plant type:
Domestic wastewater treatment plant of the municipality of Cuneo (CN) using processes Bardenpho5 and phoredox 3 through: coarse screening, initial pumping, fine screening, anoxic selector, predenitrification, oxidation and nitrification, postdenitrification,  secondary sedimentation, filtration, disinfection with UV, gasometer
Properties and throughput:
Population equivalent: 185.000 PE
Medium flow inlet: 44.400 m³/day

Torrevaldaliga Nord
Wastewater treatment of the effluent coming out from Torrevaldaliga nord (RM) thermal power plant.

Customer:
Enelpower S.p.A. (MI)
Plant type:
Wastewater treatment of the effluent coming out from Torrevaldaliga nord thermal power plant. Wastewater can be divided in oil wastewater or acid/alkaline wastewater.
Oil wastewater treatment steps: flotation, sand filter, activated-carbon filter
“Chemical” (acid/alkaline) wastewater treatment steps: primary neutralization with lime and sodium solphure, flocculation with poly, clarifier – thickener, sand filters, final neutralization
Properties and throughput:
Oil wastewater treatment plant: 120 m³/h
Chemical wastewater treatment plant: 150 m³/h

Sciacca
Realization of pumping to wastewater treatment plant and of the first module of wastewater treatment plant of Sciacca (AG) municipality

Customer:
Comune di Sciacca (AG)
Plant type:
Realization of pumping to wastewater treatment plant and of the first module of wastewater treatment plant of Sciacca (AG) municipality through: fine screening, sieving, sand and oil removal, predenitrification, nitrification/oxidation, phosphorum removal, Ultrafiltration membranes (MBR)
Properties and throughput:
Population equivalent: 30.000 PE
Medium flow inlet: 6.465 m³/day

San Marco in Lamis
Domestic wastewater treatment plant for San Marco in Lamis municipality and fractions (FG)

Customer:
Comune di San Marco in Lamis (FG)
Plant type:
Domestic wastewater treatment plant for San Marco in Lamis municipality and fractions through: fine screening, grit and oil removal, denitrification and nitrification, final sedimentation, clariflocculation, filtration, UV disinfection, storage with peracetic acid disinfection
Properties and throughput:
Population equivalent: 25.000 PE
Medium flow inlet: 250 m³/h

San Giovanni Rotondo
Wastewater treatment of San Giovanni Rotondo (FG) municipality

Customer:
Comune di San Giovanni Rotondo (FG)
Plant type:
Wastewater treatment of San Giovanni Rotondo (FG) municipality through: fine screening, predenitrification, oxidation and nitrification, deaeration, final sedimentation, disinfection
Properties and throughput:
Population equivalent: 45.600 PE
Medium flow inlet: 6.384 m³/day

Ravenna TCF
Treatment of different kind of sewages (special and toxic and harmful) coming from landfills and industrial activities.

Customer:
Area S.p.A. (RA)
Plant type:
Treatment of nine different kind of sewages (special and toxic and harmful) coming from landfills and industrial activities. Oil emulsions, organic and inorganic sewages, galvanic waters and coming from painting processes (with high COD), ammonia and
heavy metals are treated through physico-chemical treatment
Properties and throughput:
Annual volume of treated sewages: 90.000 m³
Daily treatable sewages: 300 m³
COD: 1000 ÷ 42.000 mg/l
NH4: 100 ÷ 2500 mg/l
Heavy metals: 10 ÷ 100 mg/l
Oil: 5 ÷ 30.000 mg/l

Priolo
Wastewater treatment of urban effluent from Priolo and Melilli municipalities and of effluents coming from Siracusa (SR) wastewater treatment plant

Customer:
Consorzio ASI Siracusa (SR)
Plant type:
Wastewater treatment of urban effluent, for industrial reutilization, from Priolo and Melilli municipalities and of effluents coming from Siracusa wastewater treatment plant through: lamellar sedimentation, denitrification/nitrification, sedimentation, single-stage filtration on sand, dual media filtration, activated carbon, reverse osmosis (last 3 phases only for water type A)
Properties and throughput:
Water type A (high quality):
Inlet flow: 300 m³/h
Outlet flow: 225 m³/h
Water type B (obtained by biological and tertiary treatment):
Outlet flow: 600 m³/h

Ponza
Municipal wastewater treatment plant for the Island of Ponza (LT) through an active sludge process

Customer:
Comune di Ponza (LT)
Plant type:
Municipal wastewater treatment plant for the Island of Ponza (LT) through: fine screening, grit removal, oxydation, biological treatment, final sedimentation, disinfection, deodorization system
Properties and throughput:
Population equivalent: 10.000 PE
Medium flow inlet: 1.600 m³/day

Pero
Realization of the second line of the waste water treatment plant for over 20 municipalities situated north of Milan (MI)

Customer:
Infrastrutture Acque nord Milano (I.A.NO.MI.) SpA (MI)
Plant type:
Realization of the second line of the wastewater treatment plant for over 20 municipalities situated north of Milan through: screening, sand and oil removal, primary sedimentation, predenitrification, nitrification, post-denitrification, secondary sedimentation, final sewages pumping, deodorization plant
Properties and throughput:
Population equivalent: 720.000 PE
Medium flow inlet: 9.220 m³/h (2^ line: 50% civil, 50% industrial)

Lido di Fermo
Optimization of sludge treatment and realization of final filtration of the wastewater treatment plant situated in Lido di Fermo (FM)

Customer:
C.I.I.P. S.p.A. (Cicli Integrati Impianti Primari) (AP)
Plant type:
Wastewater treatment steps: final filtration with disk filter
Sludge treatment steps: ozonolysis of sludges, centrifuge for sludges
Properties and throughput:
Population equivalent: 50.000 PE
Medium flow inlet: 11.000 m³/day

Cesena
Domestic wastewater treatment plant of the municipality of Cesena (FC)

Customer:
Comune di Cesena (FC)
Plant type:
Domestic wastewater treatment plant of the municipality of Cesena (FC) through: fine screening, grit and oil removal, primary sedimentation, denitrification, oxidation and nitrification in a combined plug-flow basin, secondary sedimentation, filtration, chlorination, odours treatment
Properties and throughput:
Population equivalent: 163.000 PE
Medium flow inlet: 35.000 m³/day

Bagno di Romagna e San Piero
Domestic wastewater treatment plant for Bagno di Romagna and San Piero in Bagno (FC) municipalities

Customer:
Romagna Acque Società delle Fonti S.p.A. (FC)
Plant type:
Domestic wastewater treatment plant for Bagno di Romagna and San Piero in Bagno (FC) municipalities through: mechanical screening, imhoff tank, biodisks with denitrification and nitrification, phosphorus breakdown, final sedimentation, disk filtration, UV disinfection
Properties and throughput:
Population equivalent: 8.000 PE
Medium flow inlet: 1.600 m³/day

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Our main activities

Design, building and management of plants and safeguards for the enviromental integrity.

Potabilization and Water Distribution
Wastewater Treatment
Sewage Sludge and Municipal Solid Waste Treatment
Energy recovery and production from alternative sources
Plant Management and maintenance