Duitsland – Dienstverlening op het gebied van architectuur, bouwkunde, civiele techniek en inspectie – A 45 - Planung Regenwasserbehandlungsanlage Wannebach 2

233-26-3023 Planning RWBA Wannebach II, A 45 Schwerte-Westhofen. Object planning civil engineering works according to § 43 HOAI (Phases 1 to 6) including BIM services for the conversion of an existing stormwater retention basin into a retention soil filter basin.