Colsen International b.v. services

A wide variety of situations like ground- or building works could ask for levelling of groundwater. Inventories of the expected quantity of the groundwater to be discharged has to be made. The effect to the environment considered as well. Often the inventory is guided by a levelling plan containing the levelling installations as pumps, filters etc. Licenses for levelling of groundwater and discharging of the groundwater during ground- or building works are necessary to obtain at the administration.

Beside regulations regarding soil operations also soil-water mixtures from dredging are facing strict regulations. Soil-water mixtures are to be examined before the product can be recycled. The department of soil and groundwater can execute these investigations.

Asbestos was used on a common basis during building activities in the past. Due to renovations and other activities asbestos is discovered and found. Colsen b.v. is able to determine the asbestos through quantity- and the quality methods. Additional analyses of compounds can be executed to determine the asbest content of samples.

In many cases a soil study is required before a building or environmental permit permit can be requested. Also during a sales transfer of the purchase of land a soil quality study (in the form of a clean soil declaration) may be required. The soil study will determine the environmental quality of the soil and the groundwater.

Soil- or groundwater contamination’s above specified limits are necessary to be decontaminated.