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Tender description :
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Negotiated with prior invitation for participation:Increase in the volume of the lower equalizer of the pumped storage hydroelectric power plant chaira with the construction of the yadenitsa dam and a reversible pressure tunnel for connection with the chaira dam, ref. no. 26ip-r19a101
The subject of the public procurement includes the execution of construction and installation works and the preparation of executive documentation for the project: increasing the volume of the lower equalizer of the pavec chaira with the construction of the yadenitsa dam and a reversible pressure tunnel for connection with the chaira dam. the main subprojects of the project are: dam wall and adjacent facilities including injection gallery; shaft spillway with drainage gallery, rapid flow, and energy dissipater; main discharge; control measurement system; small hpp on ecological waters; embankment for strengthening the shore of the reservoir lake in the area of the yadenishki fault; strengthening of a landslide in the area of the temporary explosive storage at the yadenitsa site; anti-erosion protection of the slope above the energy dissipater of the dam wall to the road connecting to the crown of the wall; anti-erosion protection of excavation slopes of the operational road along the left bank of the yadenitsa river, section from km 4+860 to km 5+770; correction of the yadenitsa river after the dam wall; connection of permanent facilities consumers to the 20 kv district network during operation and backup supplies; reversible pressure tunnel and adjacent facilities with subprojects: reversible pressure tunnel; entrance facility yadenitsa; shaft yadenitsa, shaft chaira; systems for filling and emptying the tunnel with apparatus chamber and tunnel access to the apparatus chamber; access window to the reversible pressure tunnel; relocation of the water pipeline for pavec chaira from manavsko dere; operational roads; service building; physical protection system; the execution of the order will be carried out in accordance with a working project prepared and approved by the contracting authority and the ministry of regional development and public works, technical specifications, including additional technical requirements of the contracting authority for the order. the working project for the execution of the facility, with additional instructions regarding pricing and technical requirements, will be provided with the invitation to participate to the admitted candidates - for the preparation of an offer.
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