Romania – Gas supply mains construction work – Servicii de proiectare, asistenta tehnica din partea proiectantului si executie lucrari in vederea realizarii proiectului „Infiintare retea distributie gaze naturale in comunele Scheia si Mironeasa din judetul Iasi”

The subject of the contract for works to be awarded consists of the provision of Design Services, technical assistance from the designer and execution of works for the implementation of the project "Establishment of a natural gas distribution network in the communes of Scheia and Mironeasa, Iasi County". The natural gas supply system for the communes of Șcheia and Mironeasa will include the establishment of the network in all localities of the communes. A. Pressure regulation and measurement station. B. Natural gas supply network. C. Special works on the natural gas supply network 1. Branches to the gas network The feasibility study takes into account technical and economic elements regarding the implementation of individual branches to the gas network, as these will be an integral part of the optimal functioning of the gas network, after the commissioned operation of the designed natural gas supply system. Thus, on the designed gas network, a number of 1775 branches are proposed (760 in the commune of Șcheia and 1015 in the commune of Mironeasa). The total length of the branch pipes, in the communes of Șcheia and Mironeasa, along the route of the designed network, is 17750 m and will be made of PEHD, SDR11, Dn 32 mm. In some places the branch pipe will need to cross asphalted roads within the commune. These will be protected with a PEHD protective pipe, Dn 150 mm. The total length of the crossings is 3550 m. In the end, the execution of an "intelligent" gas system, equipped with data transmission technology, is desired. 2. Road and stream crossings 3. Execution of the distribution network with horizontal directional drilling 4. Works of dismantling and reconstruction of asphalted roads 5. Works of dismantling and reconstruction of roadside gutters 6. Works of dismantling and reconstruction of ballasted roads Total duration of the implementation of the subject: 24 months, of which: 2 months (60 days) for design and 22 months of effective execution until acceptance upon completion of the works, as well as the warranty period of the works until final acceptance (36 months). The deadline within which the contracting authority will respond clearly and completely to all requests for clarifications/supplementary information is 11 days before the deadline for submission of tenders. Number of days until which clarifications can be requested before the deadline for submission of tenders/applications: 18 days.