The MPA NRW has been approved as concrete testing centre F. Among other things, its tasks comprise the external surveillance as prescribed by the building supervision with regard to concrete on ÜK-II building sites, plants for ready-mixed concrete and plants for precast concrete parts as well as roofing and wall products. The range of services of the MPA NRW comprises the external surveillance of the plant’s own production control just as well as surveys when approving VMPA-approved concrete testing centres and audits within the scope of QM-certification procedures.