The tenderer shall take care of emptying sludge plants on Nøtterøy, Tjøme, Brøtsø and Hvasser islands. Færder municipality has approx 1 600 sludge plants. The majority of these plants are ordinary interceptors for sludge. The contract also includes emptying mini-treatment plants, sealed tanks and grey water systems. The emptying frequency is either every year or every second year.

The tenderer shall take care of emptying sludge plants on Nøtterøy, Tjøme, Brøtsø and Hvasser islands. Færder municipality has approx 1 600 sludge plants. The majority of these plants are ordinary interceptors for sludge. The contract also includes emptying mini-treatment plants, sealed tanks and grey water systems. The emptying frequency is either every year or every second year. To be specified at a later date.

The majority of the sludge shall be transported to Tønsberg treatment plant.