HYDRAULIC & ENVIRONMENTAL ENGINEERING PROJECTS

we plan the world of tomorrowDec 7, 2014

7 dic 2014

SANITATION PROJECTS

The firm capabilities and experiences in the sanitary engineering sector cover the following fields:

1. Potable water treatment plants (PWTPs)2. Aqueducts and water supply systems3. Sewerages4. Waste water treatment plants (WWTPs)

7 dic 2014

NEW POTABLE WATER TREATMENT PLANT FOR THE “CONZA RESERVOIR” (AVELLINO, ITALY)

Services: Detailed design for the new PWTP with water intake from the Conza Reservoir (Avellino) and a treatment capacity of 5’400 m³/h. In the design the initial aqueduct water tank, serving the following distribution

pipeline, and the feeding pipeline (ND 2’400 mm – 1’600 mm) from the potabilization plant were also included

New Potable Water Treatment Plant

7 dic 2014

COMPLETION WORKS AND UPGRADING OF THE PWTP OF MEGARA AND THE DISTRIBUTION PIPELINES (SIRACUSA, ITALY)

Services: Topographic and Geological Surveys, Existing Plant Surveys, Final Design, Environmental Impact Assessment and Health and Safety Plan for the enhancement of the existing potabilization plant to a final treatment capacity of 1’980 m³/h and the distribution pipelines for the industrial and potable water supply (overall length of 20 km)

Works on existing Potable Water Treatment Plant

7 dic 2014

CONSTRUCTION OF THE “GELA – ARAGONA” ACQUEDUCT (ITALY)

Services: Detailed and Final Design and Work Supervision in the renewal of the entire water supply main, replacing the existing fiberglass piping with a ductile iron and stainless steel AISI 316 pipes. The overall length of

the aqueduct is 100 km, with maximum diameter pipes of 500 mm. The adopted technologies of construction comprised both open trench and directional drilling. For the trenchless technology the Directional drilling of the Piano Vento site,1.400 m long, represents the longest case in Italy. The total

capacity of the storage tanks is about 40.000 m³

Aqueducts and water supply pipelines: Main Pipeline

7 dic 2014

UPGRADING OF THE POTABLE WATER DISTRIBUTION NETWORK FOR THE TOWN OF PALÙ (VERONA, ITALY)

Services: Detailed and Final Design and Work Supervision for the upgrading of the existent water supply network for the town of Palù (Verona) with the provision of a new ductile iron main pipeline (ND 200 mm, length

of 4’700 m) and HDPe distribution pipelines (ND 110 mm, overall length of 1’750 m)

Aqueducts and water supply pipelines: Distribution Pipeline

7 dic 2014

NEW TSE NETWORK FOR URBAN IRRIGATION PURPOSES IN 8 PACKAGES OF THE CITY OF DOHA (QATAR)Services: Preliminary design for the new urban irrigation system with Treated Sewage Effluent (TSE) for the road landscaping in 8 Packages of the City of Doha. The network is made of ductile iron pipes for an

overall length of 180 km and the design of the irrigation system has been based on the water requirements for the different species used in the landscaping

Irrigation water supply lines: Treated Sewage Effluent pipelines networks

7 dic 2014

CONSTRUCTION OF THE NEW SEWERAGE NETWORK FOR THE TOWN OF TODI (PERUGIA, ITALY)Services: Detailed design and Environmental Feasibility Study of the new sewage main collection network for the

town of Todi (Perugia). The new sewerage pipelines (gravity and pressure systems), with a on overall length of 18 km and 9 pumping stations, will connect all the existing small WWTPs in order to centralize the treatments in the new WWTP of Porchiano (treatment capacity of 25’000 p.e.).Particular attention has been given to the resolution of interferences such as roads, railways and water streams, adopting overpassing on the existing structures (i.e. Fiume Tevere) or directional drilling technology

Sewerage: Combined Sewerage Main Collection Pipelines

7 dic 2014

NEW URBAN SEWERAGE NETWORK FOR 8 PACKAGES OF THE CITY OF DOHA (QATAR)Services: Preliminary design for the new foul sewage for 8 Packages of the City of Doha (Qatar) based on both

gravity and pressure pipeline system. For the gravity network Vitrified Clay pipes have been chosen with an overall length of 200 km. In this networks, trenchless technologies such as Micro-Tunneling has

been adopted for a total length of 18 km. Ductile iron pipes have been used for pressurized network (about 2 km), in which 6 pumping stations have been foreseen

Sewerage: Foul sewerage for Urban Area

7 dic 2014

PACKAGED WASTE WATER TREATMENT PLANTS FOR SMALL TOWNS IN LITORALE DOMITIO AREA (CASERTA, ITALY)

Services: Detailed design for new decentralized WWTPs up to 500 p.e. serving the new sewerages in the towns of Borgo Centore, Casamare and Cappella Fasani within the Litorale Domitio Area, based on precast packaged plants with extended aeration for the biological treatment processes and final effluent disinfection

New WWTP with Conventional Activated Sludge Processes Technology – Small Size

Prel iminary Treatments

Activated Sludges Biological TreatmentsSludge stabi l izat ion l ine

Eff luent disinfect ion and f inal discharge

7 dic 2014

WASTE WATER TREATMENT PLANT FOR “VALLE DELTORBIDO” TOWNS IN GIOIOSA JONICA (REGGIO CALABRIA, ITALY)

Services: Preliminary design for a new centralized WWTP for 25’000 p.e. (Winter) and 40’000 p.e. (Summer) serving the towns along the “Valle of Torbido”, based on Conventional Activated Sludge (C.A.S.) biological treatment processes, with the realization of new sewerage collection pipeline network, revamping of the existing pumping station and provision of a new submarine outfall in the Ionian Sea

New WWTP with Conventional Activated Sludge Processes Technology – Medium Size

7 dic 2014

WASTE WATER TREATMENT PLANT FOR WASTE WATER MANAGEMENT PROJECT OF THE CITY OF LESKOVAC (SERBIA)

Services: Detailed design for a new WWTP for 89’000 p.e. (PHASE I) and 129’000 p.e. (PHASE II), foreseen in the Wastewater Management Project for the City of Leskovac, based on C.A.S. processes for nutrients removal and provided with sludge management units such as anaerobic digestion with biogas

production and electricity co-generation, sludge dewatering and lime stabilization

New WWTP with Conventional Activated Sludge Processes Technology – Big Size

7 dic 2014

UPGRADING OF THE EXISTING WASTE WATER TREATMENT PLANT IN CASTIGLIONE DEL LAGO (PERUGIA, ITALY)

Services: Detailed design and Environmental Feasibility Study of the enhancement of the existing “Madonna del Soccorso” WWTP in Castiglione del Lago from 17’000 p.e. to 35’000 p.e., with upgrading of the suspended solids, nitrogen and phosphorous removals and effluent disinfection, in according to the discharge limits into the Lake Trasimeno

Works on existing WWTP with Conventional Activated Sludge Processes Technology – Medium Size

7 dic 2014

ENHANCEMENT OF THE EXISTING WASTE WATER TREATMENT PLANT OF NOVARA (ITALY) Services: Technical services for the enhancement works on the existing WWTP of Novara (170’000 p.e.) made to

allow an high efficiency in the nitrogen removal. The main works concern the realization of a intermediate pumping station with an overflow by-pass, the construction of a new denitrification and oxidation- nitrification basins based on C.A.S. biological process, the installation of a new sludge decanter for the

mechanical sludge dewatering operations and the revamping of the electrical parts

Works on existing WWTP with Conventional Activated Sludge Processes Technology – Big Size

7 dic 2014

ENHANCEMENT OF THE EXISTING WWTP OF NOVARA (ITALY)

•Incoming waste water flow of 50,000 m3/day of wich 43% from industrial discharges

•Enhancement of the C.A.S. process with additional pre-denitrification and nitrification-oxidation basins

•Innovative high technology final process units using microfiltration (disc filters) and UV lights disifinfection

•Realization of landfilll leachate recevie, storage and dosing units, with a daily handling capacity of 420 m3

Works on existing WWTP with Conventional Activated Sludge Processes Technology – Big Size

7 dic 2014

NEW CIVIL WASTE WATER TREATMENT PLANT WITH MBR TECHNOLOGY FOR PORT OF NAPLES (ITALY)

Services: Preliminary and Detailed design, Environmental feasibility Study and Building Permit Approval Documentation for a new WWTP for 6’000 p.e., serving the new sewerage network, provided with membrane filtration unit after the activated sludge process (MBR – Flat Sheet)

New WWTP with Innovative Biological Treatment Technology: MBR

7 dic 2014

NEW CIVIL WASTE WATER TREATMENT PLANT WITH MBR TECHNOLOGY FOR PORT OF NAPLES (ITALY)

Services: Preliminary and Detailed design, Environmental feasibility Study and Building Permit Approval Documentation for a new WWTP for 6’000 p.e., serving the new sewerage network, provided with membrane filtration unit after the activated sludge process (MBR – Flat Sheet)

New WWTP with Innovative Biological Treatment Technology: MBR

7 dic 2014

COMPLETION AND UPGRADING OF THE WASTE WATER TREATMENT PLANT OF ROZZANO (MILANO, ITALY)

Services: Preliminary and Detailed design, Environmental Impact Assessment and Tendering Documentation for the upgrading of the existing WWTP to 115’000 p.e. (32,000 m3/d), in according to the new required discharge limits for nutrients and suspended solids. To limit the occupation of new areas, the existing structures have been used adopting innovative technologies such as Biofiltration. For the new treatment lines the MBR technology, characterized by high efficiency and low footprint, has been foreseen

Works on existing WWTP with Innovative Technologies: MBR and MBBR BIOFILTRATION

Works on existing WWTP with Innovative Treatment Technologies

1 ACCELERATED CLARI-FLOCCULATION: solids abatment up to 70%, with less chemical consumption

2 ULTRA FILTRATION MEMBRANE SYSTEM: complete solids removal and effluent disinfection with 60% of space

saving

3 BIOFILTRATION UNIT: high reductions, less than 10 mg/l for BOD and Solids and 1 mg/l for Ammonia and

Nitrogen

4 MECHANICAL SLUDGE THICKENING: high efficiency in terms of water content reduction up to 4% in the sludges

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7 dic 2014

7 dic 2014

ODOR CONTROL AND REDUCTION FOR THE WWTP OF PORTO TORRES (SASSARI, ITALY)Services: Topographic Surveys, Preliminary and Detailed Design, Health and Safety Plan and Work Supervision

of the deodorization plant for the Cassis industrial WWTP characterized by incoming waste water from oil and chemical activities. The foreseen deodorization system is able to treat an air flow of 18’000 Nm3/h, with chemical double stage scrubbing unit followed by adsorbing filter

Air treatment and odor control systems: Waste Water Treatment Plant Odor Control

7 dic 2014

ODOR CONTROL AND REDUCTION IN THE WWTP OF SAVONA (ITALY)

Services: Detailed and Final Design and Work Supervision of the deodorization plant for the Savona WWTP after the connection with the sewage of the town of Finale Ligure. The foreseen deodorization

system is able to treat an air flow of 16’000 Nm3/h, with a chemical “three-stage” scrubbing unit

Air treatment and odor control systems: Waste Water Treatment Plant Odor Control

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