Architecture Framed Print featuring the photograph Woudagemaal Steam Engine. by Jan Brons. Woudagemaal steam engine. Steam engine, rod and pump case of water pumping station. The ir. D.F. Woudagemaal the largest still operational steam-powered pumping station in the world. It is used to pump excess water out of Friesland, a province in the north of the Netherlands. ir. D.F. Woudagemaal has been listed on the UNESCO World Heritage Site list.