Expansion of Tangen sewage treatment plant - Process contract EP1.

y with the necessary adaptations. The delivery will to some extent lead to work in the existing treatment facility. The process contract will be executed as an interaction contract based on a modified version of NS 8407.

The expansion of Tangen Treatment Facility consists of the development of a new treatment stage for reducing nitrogen in the purified sewage water in a separate building, with connection to the existing treatment facilit