News Vacancies Menu HYDRAULIC ENGINEERING Structural Hydraulic Engineering Quay walls, Jetties and Remmingen See Dredging, Coastal & Bank work From almost 150 years ago to the present it seems longer than it actually is. See Piling, Lifting & Salvage work As a modern, independent medium-sized company, De Klerk has always invested a lot in its own equipment. See Maintenance Bridges & Locks Bridges and locks mark land and water. That is exactly where De Klerk takes a lot off your hands. See Inner-city Hydraulic Engineering Quay walls, braking and guiding works, dredging works, bank works, bridges, locks, calamities, inspection and maintenance. See Engineering The basis for good cooperation in the construction chain lies in integral design. See More than just a contractor More disciplines. More resources. Approach projects from plan to completion, with our own people and equipment. That's De Klerk. Hydraulic engineering and steel construction. This combination makes us feel confident. Simply because we then have the best control over your interest. It makes us a partner that is more useful to you than a 'normal contractor'. read more © De Klerk 2020 - All Rights Reserved Disclaimer Privacy declaration Terms and Conditions Equipment rental About us Vacancies News Contact