DOWR 2027–2030 Sewer Cleaning and Inspection Services

Summary

The municipalities of Deventer, Olst-Wijhe and Raalte are procuring a framework agreement for sewer cleaning and inspection, divided into three lots, one for each municipality. The work includes preliminary surveys, cleaning and inspecting sewers and, where applicable, inspection chambers and infiltration sewers; removing sewer sludge; milling root ingress; and implementing traffic measures. The annual budgets are approximately €300,000 for Deventer, €50,000 for Olst-Wijhe and €120,000 for Raalte, with four-year ceiling amounts of €1,800,000, €300,000 and €720,000 respectively. The initial term runs from 2027 through 2028, with two possible one-year extensions through 31 December 2030; inspection data must be delivered in the applicable RibX format.