Projektladungen are large shipments for major projects cf. definition below

"The ultimate One Stop Shopping service for all major construction or engineering projects.

Worldwide expediting, heavy-lift transport, charters and deliveries. Projects may involve transporting a complete power station to a remote construction site or urgent delivery of a single component essential to the operation of such an installation.
Project Logistics involves meticulous door-to-door planning and customised transport support. The service starts with assessment and consultancy on every aspect of a cargo movement and finishes with delivery and, if necessary, on-site positioning."