Interesting for machines and movable structures Biodegradable lubricants are well established in the earth-moving industry. This makes sense, because the latest generation of saturated esters and PAOs are characterized by exceptional performance and long life. Taco Mets, Technical Director at Van Meeuwen Lubrication, also notices an increasing interest from civil engineering. "Biodegradable [...]
Silt, gravel and crushed stone. These three materials are supplied or removed in large quantities during the widening of the Julianakanaal canal. The supply and removal goes through Overslagbedrijf Haven Born, which has its own unloading quay at Franciscushaven in Born. "We can load and unload ships up to 5,000 tons on our unloading quay," says Joyce Leenaerts, [...]
Pile tip overestimated, shaft friction underestimated A pile system obtains its load-bearing capacity from a combination of the point force and the shaft friction. Current Dutch standards and guidelines historically rely too much on the point force. The shaft friction, on the other hand, is often significantly underestimated and, moreover, it is considerably disadvantaged by limiting the cone resistance. Unjustifiably, [...]
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