about a little 100 metre small connection channel with sheath, between the river Vecht and Merwedekanaal (until 1952) / Amsterdam-Rijnkanaal (from 1952, nl. built to Merwedekanaal).<br><br>Already from 1930 several concrete arch bridge had been built over the Twentekanaal. Who were all of the type > bending arch with tie<><br>This Opbuurenbrug for the former empire Highway Nr. 2, Utrecht-Amsterdam was the first bridge in the Netherlands of the type "Betonversteifte bend bow". The trailers were made from stiff steel H-profile.<br>The Opbuurenbruecken on the following concrete arch bridge, which were widely used in the Netherlands and Belgium are exercised great influence. Many concrete arch are destroyed in the second world war, and largely been rebuilt as 'stiff bending arc'. The Opbuurenbruecke has never been destroyed.<br><br>Literature: "Bruggen in Nederland 1800-1940", edition of the Nederlandse Bruggenstichting, Utrecht, 1998: second part: "Bruggen van concrete, steen en hout"., pages 182-184.