Upgrading – Expansion of HES of the Peninsula & Existing Pumping Stations of the Peninsula & Expansion to new Areas

The final deliverable of the act includes:

The upgrade projects – expansion of a Sewage Treatment Plant (E.E.L.) Peninsula, which provided for the convenience of the population 6.868 equivalent inhabitants (Phase A – summer 20-year-old), with the possibility of extension for 9.509 equivalent inhabitants (Phase B – summer 40-years period), consisting of a summary of the following sub-sections :

1. Projects of input and Pre-processing, including:

• the construction of a new pit entry
• the supply and installation of two (2) Compact units pretreatment of waste water, including sloughing of – sand – λιποσυλλογή, as well as the supply and installation of two (2) Compact units λεπτοεσχάρωσης
• the construction of the διθάλαμης Tank Balancing, Pump Balancing and shaft mounting παροχόμετρων close to this.
• the construction of the new installation deodorization, which will process air from the Equalization Tank, A/framework Balancing and Compact units pretreatment and λεπτοεσχάρωσης
• the supply and installation of all necessary e/M equipment, such as Injectors, air flow-jet), agitators for waste water, pump, etc
• The fundamental grounding, as well as the various necessary equipotential connections
• The organic material filling the local system deodorizing, the watering system (εφύγρανσης) of the biological material and the drain στραγγιδίων of βιόφιλτρου.

2. Units of biological treatment, including:

• the construction of a new shaft-sharing provider.
• the construction of Tanks for biological treatment (biological phosphate removal, nitrification, de-nitrification, filtration membranes, MBR, etc.), the Pumping stations recirculation of nitrate and recirculation of sludge as well as the provision of transport of excess sludge and the Engineering of Biological Treatment
• the supply and installation of all necessary e/M equipment, such as pumps, blowers, for example air, etc.
• the mounting subpanel in the Engineering of Biological treatment
• the installation of lightning protection, the earth and the necessary equipotential connections
• the installation of the lighting and sockets

3. The construction of inclined roof as an extension to the existing building of dehydration, including:

• the construction of the above-mentioned inclined roof.
• the placement of a roof in the sloping roof, with plates, sandwich type of galvanized steel with a filling of polyurethane

4. Building chemicals, including :

• the construction of the building chemicals and of the well concentration στραγγιδίων
• the placement of the frames and doors
• the supply and installation of the pressure band
• the dosing pumps of the chemical that will be used on Tanks, Chlorination and Exposure and the corresponding Tanks of their storage

5. Unit Chlorination – Dechlorination of wastewater, including:

• the construction of a new Tank Chlorination after of the accessory equipment (dosing pumps, storage containers disinfectant)
• the construction of a Manhole Exposure after of the accessory equipment (dosing pumps, storage containers αποχλωριωτικού instrument, mixer shaft)
• the placement of a shaker and meter, residual chlorine in the Pit Exposure.

6. Unit Μεταερισμού – Industrial water, including:

• the construction of the new Tank Μεταερισμού – Industrial water
• the placement of meter dissolved oxygen

7. The pumping Station Diversion of Sewage (within Wellhead Grease Existing Building Εξάμμωσης – Grate) From Existing WWTP to the extension and πλαγιοκαλυψη and topping of the existing building Grate – Εξάμμωσης, including:

• the construction of the wellhead valves
• the power pumps sewage
• the specific pieces of pipe fittings of malleable cast iron or stainless steel of the new pumping station diversion of sewage
• the construction and installation of a new wall, coating and young people between purlins to the existing installation (building) Εξάμμωσης – Grate.

8. System upgrade pre-treatment raw sewage, including:

• submersible pumps and submersible mixers
• the supply and installation of a Compact unit for the pretreatment of wastewater, which include slot – screening – sand raw sewage and λιθοπαγίδων
• the construction of a new culvert placement of λιθοπαγίδων.

9. Replacement of an existing system, deodorizing, including:

• the construction of the new installation deodorizing
• the replacement of part of the network deodorizing of new pipeline PVC-U.
• the organic material filling the local system deodorizing, the watering system (εφύγρανσης) of the biological material and the drain στραγγιδίων of βιόφιλτρου
• the e/M equipment βιόφιλτρου and the piping system of diffusion of air.

10. Auxiliary facilities – infrastructure networks – configuration space, i.e. :

• the pipelines of the transmission networks of wastewater, drinking water, industrial water, fire-fighting and irrigation network within the expansion of the WWTP and the piping within the unit
• the restoration of the environment area, through vegetation cover (trees, shrubs)
• the construction of an internal network of roads – stormwater drainage
• the rehabilitation and extension of auxiliary networks (sewerage, water supply, industrial water, στραγγιδίων, fire fighting)
• the network and the provisions outdoor lighting.

11. Upgrade building Energy, through:

• placement in the General table Low-Voltage (C.E.X.T)
• amendments to the existing table for the supply of the new
• unfrocking and arrangements of the premises for the placement of the C.E.X.T

12. System automation and control, which will cover the whole of the WWTP