Case Studies

ENERGY PROJECTS

Heating systems

Rehabilitation of the heating system in Bucharest – Lot 1

Project title “Rehabilitation of the heating system of Bucharest municipality – Lot 1”
Beneficiary Bucharest Municipality
Duration 2023-2026
Value 300 million lei, without VAT

Activities:
Design and execution for the rehabilitation of the primary heating network related to Lot 1 Magistrala II SUD:

• decommissioning of existing pipes and cleaning the thermal gallery;
• rehabilitation of the thermal gallery and tanks;
• installation of isolation valves in existing tanks;
• execution of electric connection fireplaces;
• execution and installation of fixed and mobile supports, installation of pre-insulated pipes;
• welding works, sleeves, insulation works, fittings;
• pressure tests;
• installation and commissioning of the breakdown monitoring system;
• installation of data transmission cable and line units.

Rehabilitation of the heating system in Bucharest – Lot 2

Project title “Rehabilitation of the heating system of Bucharest municipality – Lot 2”
Beneficiary Bucharest Municipality
Duration 2023-2026
Value 168 million lei, without VAT

Activities:
Design and execution for the rehabilitation of the heating network related to the Grozăvești main heating network II-III:

• decommissioning of existing pipelines;
• installation of isolating valves in existing tanks;
• execution and installation of fixed and mobile supports;
• welding works, sleeves, insulation works, fittings;
• pressure tests;
• connecting the signaling wires between the pipe sections and checking their continuity;
• installation of the data transmission cable.

Rehabilitation of the heating system in Bucharest – Lot 5

Project title “Rehabilitation of the heating system of Bucharest municipality – Lot 5”
Beneficiary Bucharest Municipality
Duration 2023-2026
Value 77.9 million lei, without VAT

Activities:
Design and execution for the rehabilitation of the heating network related to the following main heating networks – II South; II-III Grozăvești; V Grozăvești; Progresu-Berceni; II West; I-II-III West:

• decommissioning of existing pipelines;
• installation of isolating valves in existing tanks;
• execution and installation of fixed and mobile supports;
• welding works, sleeves, insulation works, fittings;
• pressure tests;
• connecting the signaling wires between the pipe sections and checking their continuity;
• installation of the data transmission cable.

Geothermal energy – Nufărul neighbourhood – Oradea

Project title “The exploitation of geothermal energy in association with heat pumps, for the production of thermal agent for heating and hot water in the Nufărul I neighbourhood – Oradea”
Beneficiary Oradea Municipality
Duration 2022-2024
Value 89.9 million lei, without VAT

Activities:
• obtaining approvals and authorizations, drawing up documentation for obtaining the Building Authorization, the Technical Execution Project;
• construction of the transport network for thermal agent and geothermal water, over a length of
• approximately 22 km;
• construction of the geothermal thermal station + 2 reinjection stations;
• making a new borehole for the production of geothermal water with a depth of approx. 2800-2900 m, equipped with an extraction pump in the area of Meiului Street (behind the Orthodox Church);
• the installation, at block level, of 277 mini-thermal points.

Key elements:
The proposed technical solution aims mainly to:
• Increase the use of energy from renewable resources;
• increase energy efficiency;
• increase economic efficiency;
• increase the degree of comfort for consumers.

Economic impact
• significant reduction of fossil fuel consumption through the use of geothermal energy;
• reduction of production costs of the thermal agent for heating.
Social impact
• increasing the thermal comfort of the population and public institutions in the Nufărul I neighborhood.
Environmental impact
• pollutant emissions released by aggregates into the atmosphere are insignificant;
• reduction of CO2 emissions by approximately 13.167 tons of CO2/year through the use of geothermal water and heat pumps;
• noise pollution will be greatly reduced;
• thermal and chemical pollution will be zero through the re-injection of thermal waste water;
• installations using geothermal energy do not pose any risk to the environment.

Rehabilitation of heating networks in the municipality of Constanţa – Stage III”

Project title “Rehabilitation of heating networks in the municipality of Constanta – Stage III””
Beneficiary Constanța Municipality
Duration 2022-2024
Value 45.6 million lei, without VAT

Activities:
• the rehabilitation of 4.03 km of route belonging to the first main thermal network and the rehabilitation of 3.025 km of the secondary thermal network as well as the metering and balancing of a number of 24 consumers.

Key elements:
• increasing the length of the rehabilitated primary thermal networks by 8.06 km rehabilitated primary thermal network and 6.05 km secondary thermal network;
• reduction of pollutant emissions produced by the urban heating system in the city of Constanța as a result of the investment made within this project.
• reduction of thermal energy losses in the transport networks by 52.00 TJ/year.

Modernization of thermal energy system – Gheorgheni, Harghita

Project title Modernization of the thermal energy supply system of the municipality of Gheorgheni
Beneficiary Gheorgheni Municipality
Duration 2022-2023
Value 15.5 million lei, without VAT
Role General Contractor

Activities:
• design and execution of rehabilitation and expansion works for 2.2 km of thermal transport network route;
• the modernization of 41 thermal modules, by installing new fully automated thermal modules;
• testing and commissioning (PIF).

HYDRO PROJECTS
Capture, treatment and distribution of drinking water

Water supply – treatment Călărași

Project title Oxidation station in the Chiciu pretreatment station. Rehabilitation of Aduction wire 2 “Chiciu – Călărași” on the Undercrossing sector of the Siderurgic Canal. Chlorination station in the Călărași treatment plant. Rehabilitation of the Vișinii source and adduction pipeline. Rehabilitation of SP Vișinii. New treatment station and new Vișinii water tank. Vișinii-Potcoava transport pipeline. New Potcoava water household. Source, adduction, treatment plant and water tank for the Fundulea zonal system
Beneficiary ECOAQUA S.A. CĂLĂRAŞI
Duration 2024-2027
Value 74 million lei
Role Leader of association

Activities:
• design;
• construction works (rehabilitation of water intakes, chlorination stations; construction of pre-oxidation station, treatment stations, chlorination stations, establishment of water management, sludge management, water supply tanks, replacement of pumps, tanks, transport pipes, pumping group, etc.);
• supply and installation of machinery and technological equipment;
• automation and data transmission works in local SCADA and regional SCADA;
• testing and commissioning.

Rehabilitation of chlorination station and arrangement of Izvarna capture enclosure; rehabilitation and extension of the supply pipe Izvarna – Craiova Thread II Section I

Project title Rehabilitation of chlorination station and arrangement of Izvarna capture enclosure; rehabilitation and extension of the supply pipe Izvarna – Craiova Thread II Section I
Beneficiary Oltenia Water Company
Duration 2020-2023
Value 122.1 million lei (without VAT)
Role Leader of association

Activities:
• Technical Project, documentation, authorizations and approvals;
• thread II adduction pipe extension works and existing adduction pipe rehabilitation works;
• connecting thread II of the supply pipe to the existing capture chamber;
• special works: construction or rehabilitation of road crossings and river crossings;
• rehabilitation of existing manholes and / or construction of any manhole with necessary insulation, emptying and ventilation valves;
• monitoring system;
• rehabilitation of chlorination station and administrative building;
• testing, commissioning, staff training.

Key elements:
• adduction pipe extension works: 1.587 m;
• adduction pipe rehabilitation works: 18.858 m.

Equipping the drinking water treatment plants of Slatina Municipality with filters for drinking water

Project title Equipping the drinking water treatment plants of Slatina Municipality with filters for drinking water
Beneficiary S.C. Compania de Apă Olt S.A.
Duration 2021-2024
Value 51.8 million lei, without V.A.T.
Role Leader of association

Activities:
• rehabilitation and extension of Nicolae Bălcescu and Salcia treatment plants: endowment with high-performance equipment for treatment and monitoring of drinking water quality.

Key elements:

• maximum daily flow of 540 m3/h – Nicolae Bălcescu treatment and pumping station;
• maximum daily flow of 490 m3/h – Salcia treatment plant.

Irrigation works

Rehabilitation of the South Razelm irrigation system, Tulcea county

Project title Rehabilitation of the South Razelm irrigation system, Tulcea county
Client National Agency for Land Improvements – ANIF
Duration 2023-2024
Value 110 million lei
Role General Contractor

Activities:
• rehabilitation and retrofit of the pumping stations SPA 6 Martie and the repumping station SRPA 1 – 6 Martie;
• rehabilitation of water supply and distribution channels CA0, CA1 and CA2;
• rehabilitation of related hydrotechnical constructions.

Rehabilitation of the main irrigation infrastructure B.H. Călmăţui, Brăila county

Project title Rehabilitation of the main irrigation infrastructure B.H. Călmățui, Brăila county
Client National Agency for Land Improvements – ANIF
Duration 2020-2024
Value 42.4 million lei, without VAT
Role General Contractor

Activities:

  • modernization of the irrigation infrastructure;
  • construction works and hydromechanical installations;
  • rehabilitation of electrical installations.

Key elements:

  • flow rate pumping station SRPA 1+3: 59.400 m3/h;
  • flow rate pumping station SRP 4: 44.280 m3/h.

Rehabilitation of the main irrigation infrastructure Nămoloasa Maxineni, Brăila county

Project title Rehabilitation of the main irrigation infrastructure Nămoloasa Maxineni, Brăila county
Client National Agency for Land Improvements
Period 2019 – 2022
Value 27.9 million lei, without VAT
Role Leader of association

Activities:

  • modernization of the irrigation infrastructure;
  • construction works and hydromechanical installations;
  • rehabilitation of electrical and automation installations.

Key elements:

  • flow rate pumping station SPA Nămoloasa: 14.832 m³/h;
  • flow rate pumping station SRPA I: 13.680 m³/h.

AUTOMATION AND SCADA PROJECTS

Automation, electrical installations and SCADA system development/implementation – Galaţi

Project title Automation, electrical installations and SCADA system development/implementation
Client Apă Canal S.A. Galați
Duration 2018-2023
Value 3.4 million lei, without VAT

Under the contract will be performed:

– designing and executing works for automation, electrical installations;
– SCADA Regional Water System development / implementation in the Galați county operating area;
– SCADA Regional Sewerage System development / implementation in the Galați county operating area;

The project aims at carrying out works in water and wastewater infrastructure in 22 territorial administrative units in Galați county, including the municipalities of Galaţi and Tecuci and the town of Bereşti.

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