France – Insulation work – Travaux de calorifuge des réseaux hydrauliques de la chaufferie et des réseaux des sous stations - RCU BAYONNE

Dalkia is the contractor for the creation and operation of the urban heating network and the heating plant on the communes of Bayonne and Saint Pierre d'Irube. These works include the construction of a heating plant, a heat network and its substations. The present call for tender concerns the heating plant and substations. Dalkia wishes to entrust an accredited operator with the task of supplying insulation and carrying out the thermal insulation work on the hydraulic network of the heating plant and the pipelines created in the substations. Carry out all the thermal insulation of all the networks at a temperature of a 1.2 MW biomass heating plant, a 1.6 MW heat pump and a 5.4 MW gas-fired backup heating plant. Thermal insulation of the evaporator circuits of the heat pump. The networks to be thermally insulated may have a diameter of up to DN250 in the heating plant. The estimated number of substations to be insulated is 25; this may be increased or decreased depending on the actual number of subscribers connected to the heat network. The type of thermal insulation material, thicknesses and finish, etc., have not yet been defined. The estimated number of substations to be connected is 25; this may be increased or decreased depending on the actual number of subscribers connected to the heat network.