Poland - Construction work

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Details

Provided by Open Opps
Opportunity closing date
11 May 2021
Opportunity publication date
06 April 2021
Category
45000000: Co
Value of contract
to be confirmed
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Description

Construction of a heat distribution network to Osowa Góra, zad. 96 stage VI and VII:- part 1: construction of heating network in ul. Orlicza, Krajeńska to the crossing with ul. Wiejska in Bydgoszcz - zad. 96 Phase VI,- Part 2: construction of a heating network in ul. Krajeńska (from the intersection with ul. Wiejska), ul. Łanowa, Chojnicka, Filtrowa in Bydgoszcz - zad. 96, Phase VII.
The scope of work includes:part 1: stage VI - construction of a heating network in ul. Orlicza, Krajeńska to the intersection with ul:2 x DN350/500 and 2 x DN80/160 together with accompanying facilities and with 4 x Ø40/3,7 tele-technical ducting in accordance with the construction design, detailed designs and the decisions, opinions, construction permit contained therein, all preparatory, earth works, installation, disassembly, reconstruction, accompanying works,- construction of DN1000 air-venting wells with air-venting valves,- drainage through a DN1500 non-refluxing cooling well with DN80 cut-off valves,- construction of SK teletechnical wells,- reconstruction of the DN 160 sanitary sewer along with the DN400 well in the scope of a change in the depth of foundation of the sewer,- reconstruction of the DN200 rainwater sewer along with the DN1500 well in the scope of a change in the depth of foundation of the sewer,- reconstruction of the Ø125, Ø90, Ø63 mm medium-pressure gas pipeline network in the scope of a change in the depth of foundation of the pipelineNo.inventory no.Species: Common name - Latin name; Trunk girth at 5 cm [cm]; Trunk girth at 130 cm [cm]; Area [m2]1 207A poplar hybrid 280 180;2 215 weeping willow 180 110, 108;3 216 weeping willow 173 120;4 217 weeping willow 230 114, 140;5 218 Norway maple 80 55;6 219 Norway maple 82 56;7 220 bearded birch 129 90;8 222 laurel, forsythia 10;9 223 tavula, shrub, juniper - 20.If it is necessary to cut down trees during the breeding season, the Contractor shall provide an ornithologist and/or chiropterologist to verify before cutting down the trees whether they are inhabited by birds and/or bats.The works will be carried out on plots No. 26; 145; 34/3; 34/5; 34/1; 117/8 obr. 59, plots No. 199; 198; 248/2; 197; 239 obr. 29 - The area should be restored to its existing condition. The offer should include fees for occupation of the plots of land for which the fees will be charged by the owners and rulers of the plots of land.Comments:1. If there are any trademarks or proprietary names in the design documentation, it is to be considered that they are indicative of the quality of the materials/equipment and are only of an auxiliary nature in order to determine the basic parameters and characteristics of the materials/equipment used. In such a case, the Contracting Authority shall inform that it allows tenders to be submitted in which particular materials/equipment listed in the design documentation can be replaced with equivalent materials/equipment. The Contracting Authority will consider equivalent products to be those that have no worse technical parameters than those indicated by their own names and their use will not affect the proper functioning of the technical solutions provided for in the design documentation.2Testing of welds shall be carried out with a non-destructive method (100 % of welds) with a minimum of ultrasonic, unless the design provides for a more accurate method (e.g. radiographic).3. The Contractor is obliged to include in the bid price: - execution of tight chain crossings in the place of pipelines' entry through the external wall, laying of concrete relieving plates over the connection pipelines in places located under hardened surfaces (designed and existing: parking lots, roads, pavements) when the pipelines' covering is less than 70 cm, even if it is not provided for in the design documentation.4.The Contracting Authority requests the submission of the offer cost estimate together with the offer, which will be of informative and auxiliary nature. Failure to submit a cost estimate shall not be grounds for rejection of the bid. The scope of work includes:Stage VII - construction of heating network in Krajeńska Street (from the crossing with Wiejska Street), Łanowa Street, Chojnicka Street, Filtrowa Street in Bydgoszcz - zad. 96, Phase VII: - construction of high-parameter district heating network with preinsulated pipes, including: 2 x DN350/500, 2 x DN300/450, 2 x DN80/160, along with accompanying facilities and 4 x Ø40/3,7 tele-technical ducting according to the construction design, detailed designs and the decisions, opinions, construction permit contained therein, all preparatory, ground works, assembly, construction of S2 heating chamber with DN300 sectional eccentric butterfly valves with electric control, DN125 cut-off valves for the future design of two branches and ventilation of 2 x DN40 main network,- construction of cooling wells DN 1500 together with dehydration valves,- construction of deaeration wells DN 1000 together with deaeration valves,- construction of a cable and meter power connection for power supply of electric control of butterfly valves and operation of S2 chamber,- construction of SK teletechnical wells,- reconstruction of PE Ø225 low-pressure gas network within the scope of changing the depth of the pipeline foundation,- reconstruction of storm water drainage DN200, DN160 within the scope of changing the depth of the sewer foundation,- reconstruction of water mains and connections, including- water mains PE 100 RC Ø 125, PE 100 RC Ø 110,- water mains connection PE 100 RC Ø32,- trees cutting according to the following list as well as any other greenery not listed below and colliding with the investment projectinventory no. Species: Common name; Trunk girth at 5 cm [cm]; Trunk girth at 130 cm [cm]; Area [m2]1 193 walnut 57 39;2 194 walnut 80 45, 20, 20;3 195 willow iva - -;4 196 elderberry 55 36, 32;5 197A house cherry 68 52;6 197B house cherry 79 43, 52, 65;7 197C house cherry 67 54;8 197D house cherry 79 46, 38, 42;9 197E house cherry 72 48, 44, 45;10 197F house cherry 69 56;11 197G house cherry 82 69;12 197H house cherry 74 59;13 197I house cherry 79 63, 28, 32;14 197J elderberry 56 16, 30, 24, 28;15 197K cherry house 79 54;16 197L cherry house 89 56;17 197M plum house 2;18 197N apple house 120 80,66;19 197O pear house 90 75;20 198 lilac 10.0;21 199 western cinquefoil 20.0;22 199A shrubby cinquefoil 20.0;23 199B shrubby cinquefoil, glossy cotoneaster - 24.0;24 200 shrubby cinquefoil 30.0;25 201 tawny taffy 35.0.In the event that it is necessary to cut down trees during the breeding season, the Contractor shall provide an ornithologist and a chiropterologist to verify, prior to cutting down, whether the trees are inhabited by birds and bats.The works will be carried out on plots No. 37/42 and 98 of obr. 26, plot No. 134/2; 133/2; 130; 132; 26/3; 129/2; 124; 146; 32/6; 29/4; 75/7 (75/8; 75/9); 75/1; 32/5; 77/5; 33/1 of obr. 28, plot No. 197; obr. 29.The area should be restored to its existing condition. The offer should include fees for the occupation of the plots, for which the fees will be charged by the owners and rulers of the plots.Details can be found in the SWZ

Opportunity closing date
11 May 2021
Value of contract
to be confirmed

About the buyer

Address
Komunalne Przedsiębiorstwo Energetyki Cieplnej Spółka z o.o. ul. ks. J. Schulza 5 Bydgoszcz 85-315 Poland
Contact
zamowienia.publiczne@kpec.bydgoszcz.pl

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