HomeAggregatesMarine Aggregates Marine Aggregates Fleet VesselCapacity (tns)Dredging Depth (m)Length (m)Beam (m)Max draught (m)Arco Avon50005098.617.76.9Arco Dijk800052.5113.220.17.7Arco Dart13503068.113.34.1Thames550055103.2516.407 Contact usContact Heidelberg Materials Marine regarding supplies, licences or any upcoming projects at marine.production@uk.heidelbergmaterials.com Overview Resources Licensing Licensing map and areas A career with us More information Everything you need to know about Marine Aggregates