Preparation of Waelplas site for construction work, ‘s Gravenzande

Preparation of site for construction work of de Kreek in the municipality of Midden-Delfland

Determination of crane stability during the demolition of the Churchill apartment block, Uithoorn

Tender for embankment reinforcement, Den Oever

Warsaw Spire, Warsaw, Poland

Archeological research – burial place, Katwijk