Earthmoving & soil compaction

The wide array of crawler excavators on the global construction market has led to strong competition between suppliers, each of which is keen to stay ahead of its rivals. All the major international manufacturers are introducing new models in North America and Europe for 2014, with key performance upgrades. From Doosan comes the 22.5tonne DX225LC-3, which is said to offer increased performance and lower engine emissions and is aimed at one of the most highly competitive segments of the market. The machine

Key manufacturers are introducing new excavators and ADTs featuring the latest diesel engine technology, while there are developments too in the grader sector - Mike Woof reports The start of 2014 was always going to be a key year for the construction equipment sector, given the commencement of the Tier 4 Final/Stage IV emissions regulations for North America and Europe. This phased introduction of ever tougher emissions regulations has been a long process, as well as a very costly one in terms of resear

Caterpillar has updated its hybrid crawler excavator, with the launch of the 336F H, incorporating Tier 4 Final power. The company claims that fuel savings of up to 30% are possible against the standard 336F excavator, despite the C9.3 engine achieving lower fuel consumption than the previous model. The engine has an automatic speed control system that lowers rpm during low load conditions. It also comes with an ECO mode that allows operators to tailor machine performance to the application. The excavator

The European Construction Equipment Committee, CECE, has broadened its portfolio with the formation of a new body. It has recently established a new product group for hydraulic attachment tools. The body serves as a communication and information platform for companies operating in this business segment, including companies such as Arden Equipment, Atlas Copco, Caterpillar, FRD, Indeco, Montabert, NPK, Okada, Sandvik, Simex, Socomec, Soosan, Tabe, Toku and VTN. The product group is chaired by Torsten Ahr,

Although Okie Drilling’s flexibility enables the firm based in Stigler in the US state of Oklahoma to undertake a diverse variety of drilling projects, it core business is drilling for rock quarries and state road projects. According to Okie president Billy White, the cornerstones of Okie’s success in meeting the requirements of these demanding sectors is employees willingness to go the “extra yard” for customers, and the service and products he receives from Sandvik Construction’s Rock Tools & Drilling tea

Chinese firms are continuing to invest in their dozer ranges, particularly Shantui and XCMG. Shantui has now achieved full CE certification for its SD13YE model bulldozer, with this having been awarded by the German certification agency TUV Rhineland. During its prototype stage, the SD13YE was subjected to rigorous testing, after which the machine was sent to TUV Rhineland for inspection. After its own thorough inspection the agency found the SD13YE compliant with EC requirements and granted the machine th