Procurement of consultancy services for operation, maintenance, development, etc. of the municipality ́s sewage model.

e sewage model that includes the municipality ́s sewage and surface water pipelines, as well as overflows and pumping stations. After announced a competition in 2016, a framework agreement was signed for continuous work on calibration, improvement and updating of the model with Rosim. After the anno

unced competition in 2021, Bærum, Asker and Drammen municipalities entered into a joint framework agreement with Rosim for modelling services and the hire of water flow meters. The framework agreement originally had a duration of two years