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            Category 4: Special Projects
          
        
        
          
            4
          
        
        
          
            
              Waterway Improvement - Hazerswoude-Rijndijk, The Netherlands
            
          
        
        
          
            SE
          
        
        
          
            Owner
          
        
        
          
            Government
          
        
        
          
            Architect
          
        
        
          
            Government
          
        
        
          
            General Contractor
          
        
        
          
            Aannemingsbedrijf de Vries Werkendam B.V.
          
        
        
          
            Engineering Office
          
        
        
          
            DENBOER CCI
          
        
        
          
            Construction Period 01/2014 - 12/2014
          
        
        
          As an improvement to a waterway in the Netherlands, we have installed
        
        
          several kilometres of sheet pile. The sheet pile turns around 3 m of ground
        
        
          and has anchors. At a certain point several cables crossed the sheet pile,
        
        
          along a scope of 11.2 m. The sheet pile could not be installed in the fixed
        
        
          sand packet, so we had to develop an alternative construction. Along the
        
        
          scope we applied a framework at a low level. This framework receives
        
        
          a load of 11 tons per meter of scope and divides it to the adjacent sheet
        
        
          piles that could be installed in the fixed sand packet.
        
        
          The framework, with a height of 1.34 m, was modelled with 1D elements.
        
        
          The sheet piles that were used to hold the framework were modelled with
        
        
          2D elements. The reactions from the framework were modelled as loads
        
        
          on the sheet piles.
        
        
          The challenge in the project has been the interaction between the different
        
        
          elements. On one side there was the deforming framework, while on the
        
        
          other side the deforming holding construction was an issue. Locally we
        
        
          accepted plastic deforming components, as long as the entire construction
        
        
          held. Through the model we created a complete picture of the expected
        
        
          effects and an efficient and practical design.
        
        
          
            DENBOER CCI
          
        
        
          
            Contact
          
        
        
          
            Kees Meulman
          
        
        
          
            Address Ambachtsweg 3
          
        
        
          
            2964LG Groot-Ammers, The Netherlands
          
        
        
          
            Website 
          
        
        
        
          DENBOER CCI is an independent engineering firm composed of
        
        
          15 colleagues, which provides civil, water and industrial constructions. Our
        
        
          projects are mainly to be found on the edges of land and water and they
        
        
          fulfil a variety of different functions.
        
        
          We combine our practical background with knowledge and science,
        
        
          thereby realizing achievable and cost efficient designs. Our mission is
        
        
          to keep working on a safe, usable, and sustainable future for both the
        
        
          individual and for companies.