HomeCurrentWork in the neighbourhoodKoggenlandKoggenlandSoil investigation on the dike in Oudendijk and SchardamWe are using various methods to investigate the structure, subsoil, and strength of the flood defense dikes in Oudendijk and Schardam. Improvement of the Drechterlandse Dijk/Walingsdijk embankmentOn sections of the Walingsdijk and Drechterlandse Dijk, the subsided sub-berm is being repaired, making it easier to maintain. Improvement of the Mijzenpolder embankmentParts of the embankments around the Mijzenpolder need to be improved. Catching moles on the dikeThere are moles in some places in our dikes. For water safety reasons, we have them removed by a professional mole catcher. Quay improvement HULOKHULOK is an abbreviation for Hensbroek, Ursem, Langereis, Opmeer, Koggenland. The dikes have been rejected on the basis of height and inward stability. Removing vegetation from dike revetmentTo protect the water-retaining function of the Markermeer and IJsselmeer dikes, we burn away vegetation on the stone revetments. Reinforcement of Markermeer dikesWe are reinforcing more than 33 kilometre between Hoorn and Durgerdam.