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Tendr - Výstavba kanalizace, přečerpávací stanice a čistírny odpadních vod

Tendr - Výstavba kanalizace, přečerpávací stanice a čistírny odpadních vod
Slovak Republic Bratislava: ISPA - Trencin right bank wastewater treatment Stav tendru: vypsaný tendr Banka: Evropská unie - program ISPA Datum uzávěrky: 18.11.2002 Klíčová slova: čerpací stanice , čistírny odpadních vod , ISPA , kanalizace , stavební práce Popis: Výstavba kanalizace, přečerpávací stanice a čistírny odpadních vod 2002/S 141-110453 Location - Trencin, Slovak Republic 1. Publication reference: EuropeAid/112896/D/W/SK 2. Procedure: Open. 3. Programme: ISPA. 4. Financing: Financing memorandum No: 2000/SK/16/P/PE/001 between European Commission and Slovak Republic, State budget of the Slovak Republic, Budget of the Trencianske Vodarne a Kanalizacie a.s. (final beneficiary). 5. Contracting authority: Ministry of Environment of the SR, Implementing Agency of Environmental Investment Projects, Nam. L. Stura 1, 812 35 Bratislava, Slovak Republic. Contract specification 6. Contract description: Construction of works of Trencin right bank wastewater treatment comprising: - lot 1: Kostolná-Zárecie and Brnianska sewer system; - lot 2: storm overflow, pumping station and delivery mains; - lot 3: wastewaster treatment plant. Lot 1: Kostolná-Zárecie and Brnianska street sewer system The Brnianska street sewer would collect urban wastwater forming a mixture of domestic sewage and industrial wastewater. The sewer system is combined. The sewer system proposed to serve the village of Kostolná-Zárecie is based on separate system. No important producers of industrial wastewater are present. The settlement does not have a comprehensive sewer network and a WWTP so far. The only existing installations are street drainage to carry off storm water flows. Generally, private cesspools and septic tanks are used to dispose of the sewage produced in the village. No - Kostolná-Zárecie - Capacity - Solution: 1 - Pressure piping V5 - DN 80 / 144 m - Pumping station 3 and piping; 2 - Pressure piping V4 - DN 100 / 132 m - Pumping station 2 and piping; 3 - Pressure piping V3 / WWTP connection - DN 100 / 731 m - Pumping station 1 and piping; 4 - Sewer system of Kostolná-Zárecie - DN 300 / 2 310 m - New PVC. Brnianská street sewer The catchment area of Brnianská street does not have a comprehensive sewer network so far. The only existing installations are street drainage to carry off storm water flows. Technical solution: DN 400, 290 m; DN 500, 341 m; Summary, 631 m of sewers. Lot 2 and lot 3: Pumping station and WWTP The pumping station and WWTP works scope of 30 150 PE60 is summarized below: wastewater will be carried via a combined sewer to the inlet pumping station. The inlet is equipped with a gravel trap and automatic screens to ensure mechanical pre-treatment. The wastewater is pumped to the WWTP via two pressure lines. At the WWTP, the liquid then flows through all purification stages by gravity. The WWTP inlet flow is measured by electromagnetic meters. The total hydraulic load entering the system is carried further on to the mechanical treatment system. At the mechanical treatment plant, two lines of very fine screens with automatically operated rakes and aerated grit and grease chamber are installed. The biological stage of the treatment plant a two-train activated sludge process system based on a deep oxidation ditch (similar to carousel) design. The contents of tanks should be homogenized using submersible mixers (flow-boosters). The aerobic sections should be equipped and aerated with a fine-bubble diffuser system. The activated sludge mixed liquor will leave the aerobic-zones of the activated sludge process tanks to fill two circular (deep) secondary setting tanks. The WWTP effluent flow is monitored by a Parshall flow-meter. The biological stage includes a blower plant. The plant is equipped with rotary blowers, driven by electric motors with speed control to regulate the supplied air rate. The settled activated sludge will be drawn into the return activated sludge pumping station to be distributed by return sludge pumps into the two available activated sludge process trains. The excess activated sludge will be drawn off discontinuously from the sludge pumping station and fed into the sludge treatment plant. The sludge treatment stage shall comprise mechanical devices for excess sludge thickening and a centrifuge for sludge dewatering. Two aerated sludge holding tanks will be provided (for use according to seasonal operation needs) to stabilize the thickened sludge. The sludge liquor is collected in a sump and then dosed to the activated sludge process. To ensure the sludge stabilization (according to seasonal operation needs) a lime station will be installed as well. A system based on PLC has been suggested to support the automated operation of the WWTP. The plant should be subordinated to the existing water-management dispatching centre in the operators headquarters in Trencin-left bank. Total operation staff of the Trencin right bank WWTP shall number 4 persons. The supplied automation of pumping station and WWTP must consider this requirement. 7. Number and titles of lots: Construction of works of Trencin right bank wastewater treatment comprising: - lot 1: Kostolná-Zárecie and Brnianska sewer system; - lot 2: Storm overflow, pumping station and delivery mains; - lot 3: wastewater treatment plant. One contract for all three lots will be awarded. Conditions of participation 8. Eligibility and rule of origin: Participation is open on equal terms to all natural and legal persons [participating either individually or in a grouping (consortium) of tenderers] of the Member States and the countries and territories of the regions covered and/or authorized by the regulation or other specific instruments applicable to the programme under which the contract is financed (see 21). All goods provided for this contract must originate in these countries. 9. Grounds for exclusion: Tenderers must provide a declaration that they are not in any of the situations listed in Section 2.3 of the Manual of instructions for external relations contracts (available from the following internet address: http://europa.eu.int/comm/europeaid/home_en.htm). 10. Number of tenders: Tender or/and of a lot will not be considered. Tenderers may not provide a tender for a variant solution in addition to their tender for the works required in the tender dossier. 11. Tender guarantee: Tenderers must provide a tender guarantee of 30 000 EUR when submitting their tender. This guarantee will be released to unsuccessful tenderers once the tender procedure has been completed and to the successful tenderer(s) upon signature of the contract by all parties. 12. Performance guarantee: The successful tenderer will be requested to provide a performance guarantee of 10% of the contract value in euro when countersigning the contract. This must be delivered within 30 days after receipt by the tenderer of the contract, signed by the contracting authority. If the selected tenderer fails to provide such a guarantee within this period, the contract will be void and a new contract may be drawn up and sent to the tenderer which has submitted the next lowest, compliant tender. 13. Information meeting and/or site visit: No information meeting is planned. 14. Tender validity: Tenders must remain valid for a period of 90 days after the deadline for submission of tenders. 15. Maximum delivery period: The contractor shall complete the whole of the works at maximum within five hundred and forty (540) days. The deadline for start of the operation of the completed works is 3.9.2004 and the required performance test period is 6 months. Selection and award criteria 16. Selection criteria: - Technical capacity; - Economic and financial capacity; - Professional capacity; - Accordance with technical requirements. 17. Award criteria: Price. Tendering 18. How to obtain the tender dossier: The tender dossier is available from: Ministry of Environment, Implementing Agency of Environmental Investment Projects, Jeseniova 17, Bratislava, Slovak Republic; upon payment of 1 200 EUR, which excludes courier delivery. The tender dossier will be available upon written request, preferably by fax: 421 2 5477 6207. The tender dossier will be available at the above address from 9.00 to 12.00. Payment for the tender dossier shall be made in cash at the above address. Tenders must be submitted using the standard tender form included in the tender dossier, whose format and instructions must be strictly observed. Tenderers with questions regarding this tender should send them in writing to Ministry of Environment, Implementing Agency of Environmental Investment Projects, Jeseniova 17, Bratislava, Slovak Republic (quoting the publication reference in 1) at least 21 days before the deadline for submission of tenders in19. The contracting authority must reply to all tenderers questions at least 11 days before the deadline for submission of tenders. 19. Deadline for submission of tenders: All tenders must be submitted exclusively to the contracting authority: - either by recorded delivery (official postal service) to: Ministry of Environment, Implementing Agency of Environmental Investment Projects, Namestie L. Stura 1, 812 35 Bratislava, Slovak Republic; - or hand delivered (including courier services) directly to the contracting authority in return for a signed and dated receipt to: Ministry of Environment, Implementing Agency of Environmental Investment Projects, Jeseniova 17, Bratislava, Slovak Republic; before the date 18.11.2002, and time 11.00, by registered letter with acknowledgement of receipt of hand-delivered against receipt signed by a representative of the contracting authority (abbr. IAEIP). Any tender received after this deadline will not be considered. 20. Tender opening session: Tenders shall be opened in public session on 21.11.2002 at 9.00 local time at: Ministry of Environment, Implementing Agency of Environmental Investment Projects (IAEIP), Jeseniova 17, Bratislava, Slovak Republic, by the committee appointed for the purpose. The committee shall draw up minutes of the meeting, which shall be available to those tenderers requesting them in writing. 21. Legal basis: Council Regulation (EC) No 1267/1999 of 21 June 1999 establishing an Instrument for Structural Policies for Pre-accession. publikováno: 24.07.2002
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