2021-05-16Supply of Calcium Hydroxide (SIA ‘Rīgas ūdens’)
1) Supply of Calcium Hydroxideto SIA ‘Rīgas ūdens’ in accordance with the technical specification and conditions of the procurement contract;
2) The planned maximum amount of calcium hydroxide is 161 000 kg (in 7 (seven) separate deliveries according to the orders);
3) Delivery term – not longer than 30 (thirty) days from the day of the separate order;
4) The contracting authority shall purchase the Products within approximately 12 (twelve) months counting from the day of entry of the Procurement …
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2020-12-21Methanol Supply (SIA ‘Rīgas ūdens’)
1) methanol supply to SIA ‘Rīgas ūdens’ in accordance with the technical specification and conditions of the procurement contract;
2) the planned maximum amount of methanol is 925 m (nine hundred twenty five cubic metres);
3) separate delivery term – not longer than 3 (three) days from the day of dispatch of the the order;
4) the contracting authority plans to carry out the orders within the period from January 2021 to April 2021 and from November 2021 to December 2021.
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2020-12-08Supply of Reagent — Flocculant (SIA ‘Rīgas ūdens’)
1) Supply of Reagent — Flocculant to SIA ‘Rīgas ūdens’ in accordance with the technical specification and conditions of the procurement contract.
2) Volume of the supply shall be 15 000 kg (in 2 (two) separate deliveries in accordance with the orders).
3) Delivery term – not longer than 30 (thirty) days from the day of the separate order.
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2020-09-22Reconstruction of Sewage Pumping Station in Riga, Daugavgrivas street 101 (SIA ‘Rīgas ūdens’)
Volumes of construction works:
Construction of a new reinforced concrete sewage pumping station — building area 650 m, building surface height 8,7 m, building underground height 8,48 m, installation of 3 pcs sewage pumps Q = 675 - 1000 l/s, installation of 2 pcs sewage pumps Q = 235 - 680 l/s.
Construction of reinforced concrete channel 2 500 x 1 800 mm – total 161,5 m, construction of GRP sewage gravity pipe DN1600 mm – total 21 m, construction of 2 pcs steel sewage pressure pipes OD1422 mm – total 271 …
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2020-05-07Supply of Flocculant (Acrylic Polymer) (SIA ‘Rīgas ūdens’)
1) Supply of flocculant (acrylic polymer) to SIA ‘Rīgas ūdens’ in accordance with the technical specification and conditions of the procurement contract.
2) Supply amount — 105 000 kg (one hundred and five thousand kilograms) of flocculant (acrylic polymer) within approximately 1 (one) year from the date of entry into force of the contract.
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