Structural services for the technical equipment of the aeration stages of the HKA Münster with process air generators, process air ducts, air intake elements including all fittings, support structures and the like.

- approx. 1,300 m stainless steel process air lines and recirculation lines DN 125 to DN1000, incl. flanges, fittings, etc.

- approx. 30,500 kg section steel (stainless steel and pcs.) for supporting structures of the pipelines

- approx. 140 pipe plain and roller bearings for process air lines DN200 to DN1000

- 15 units of process air generator for blower stations, incl. control and compound control

- 8 units recirculation submersible propeller pumps

- 10 pieces of process air control and shut-off valves DN250 to DN500

- 10 process air quantity measurements

- 6 pressure measurements process air line

- 16 pieces of new agitators

- Move 12 existing agitators

- approx. 110 shut-off valves DN150 to DN700

- approx. 16 expansion joints for stainless steel pipelines

- Aerator elements for process air entry into 8 aeration tanks

- Air intake control for three aeration tank groups

- Construction services for column foundations

- plant planning

- documentation

- commissioning

- Maintenance contracts for process air generators

Binding deadlines = contract deadlines:

Work planning: from 22.09.2023

Completion of trial operation activation KII/KIII: 07.08.2028

"Start of plant and assembly planning: from 22.09.2023

- Joint commissioning of blower station 2 with K I.3 / I.4: from 18.09.2025

- Joint commissioning of blower station 1 with K I.2: from 18.06.2026

- Commissioning of aeration tank cascade KI.1: from 01.03.2027

- Joint commissioning blower station 3 with KII.2 / KIII.2: from 10.01.2028

- Commissioning of aeration tank KII.1 / KIII.1: from 18.07.2028