HomeCurrentWork in the neighbourhoodAlkmaarAlkmaarGround investigation on the dike around the Schermer RiverThe soil investigation consists of probing, drilling, soil testing and installation of monitoring wells to measure groundwater levels. Improvement of inlet dike MijzenpolderParts of the inlet dikes around the Mijzenpolder need to be improved. Embankment improvement Eilandspolder8.5 km of quay around the Island Polder has been condemned and must be improved. Quay improvement StarnmeerThe dike around Starnmeer has been condemned and must be improved.