NorStone has many years of experience delivering offshore-materials. Since 1980 NorStone has had deliveries to all oil and gas fields in the North Sea, as well as deliveries to other waters.
Offshore-materials are up to 200 mm in size. We supply this material mainly from our plant at Dirdal.
NorStone can deliver large volumes in consitant quality and fraction, and NorStone has a high capacity for loading vessel up to 25.000 tdw.
Offshore-material is used for bedding and covering pipelines, and to prepare ground for other installations.
Special vessels is used for the placement of the material. These vessels use flexible pipes to place the material with high precision at large depths.