Bærum municipality (the contracting authority) will enter into a framework agreement for flushing, sand and sludge suction, as well as pipe inspections for sewage pipes and service pipes. This includes assistance with work on the municipal pipeline network, as well as emptying private septic tanks/interceptors for sludge and other tanks managed by the contracting authority. The contracting authority intends to enter into a framework agreement with one tenderer. The contract will be valid for 2 years, with an option for an extension one or more times up until two years. The total agreement period is 4 years upon release of full option.