Earthmoving & soil compaction

The new G9190 & G9220 VHP models are equipped with the firm’s automatic variable horsepower system. This is said to provide an automatic mode for transmission, allowing operators to shift between manual and automatic transmission. The system is also said to provide operators with greater control over the grading process while optimising fuel efficiency. In addition, the machines are fitted with a piston pump hydraulic system that is said to deliver the optimum oil flow to the hydraulic functions, regardless

A new Metso Nordberg NP20 crusher is delivering increased capacity and reduced maintenance needs for an aggregate producer in Canada. The new Metso Nordberg NP20TM series impact crushers were developed in tight collaboration with Hewitt Equipment and Demix Agrégats ensure increased capacity and ease of maintenance according to the firm. Earlier this year, Metso delivered two new NP20TM impact crushers to Demix Agrégats' plant in Laval, Canada. Metso and Hewitt Equipment, the distributor for Metso crushing

Excavators, wheeled loaders and ADTs have all seen improvements for this year. New developments in earthmoving machines continue to help improve working efficiency for contractors. The excavator market is the largest single segment of the construction machine sector, with competition being tough between the major players, and a steady stream of new models coming to market. Doosan has launched the new Stage IV compliant DX225LC-5 crawler excavator, which is said to offer high performance, fuel efficiency, r

Hyundai Heavy Industries, in collaboration with the construction machinery manufacturers Italian dealer Hitex, recently supplied two machines for Earthquake clean-up duties in Italy. The machines - a R60CR-9A crawler excavator and a HL757-9A wheeled loader were handed over to the Il Corpo Nazionale dei Vigile del Fuoco for four-months at no cost. It was August 24, 2016, when an early morning violent 6.2 magnitude earthquake shook central Italy and claimed 297 lives. The epicentre was located near Accumoli,

Wacker Neuson has now improved the performance of its electric drive wheeled loader, the WL20e. This battery-powered wheeled loader has a bucket capacity of 0.2m3 and is now available with a high-quality AGM battery. This low maintenance battery features the latest Absorbent Glass Mat technology, with the electrolyte bound in a fleece made of glass fibres. This makes it a leak-proof system and in addition, the new technology is said to be less sensitive to temperature and develops little heat when chargin

Congestion is particularly bad on the road from the city centre to Juan Álvarez international airport. Jams are frequent on the section of road between Acapulco Bay and the Diamante and Puerto Marques suburbs, which currently means climbing La Escénica. To tackle the problem the city authorities decided to build the new tunnel and bypass the traffic jams. The route of the 3.2km tunnel runs under the Cumbres de Llano Largo mountain. The contract for excavating the two tunnels was awarded to the Aca-Túnel con

Replacing the MB 1700 hydraulic breaker, Atlas Copco says its new MB 1650 is lighter and more compact yet gives the same high performance as its predecessor. The new design offers higher reliability, lower repair costs and easier accessibility for maintenance. Weighing in at 1,650kg, the MB 1650 is suitable for carriers in the weight class 19-32tonnes. The company says that a redesigned service window offers greater accessibility and makes the attachment more maintenance friendly. Because there is no high-p

Major developments in soil compaction are being introduced - Mike Woof writes. With manufacturers keen to meet new regulations and deliver greater performance to customers, an array of new soil compactors are now coming to market. One of the new developments from the Ammann Group is the unveiling of its ASC 110 Tier 3 soil compactor, which is powered by a Cummins QSG 4.5 diesel rated at 119kW and has a 2.13m-wide drum. This machine is designed to meet the needs of emergent markets where high quality fuels w

CASE Construction Equipment has launched its seven-model G-Series range of wheeled loaders, said to deliver new levels of operator comfort, with proven CASE productivity and fuel efficiency. All seven G-Series wheeled loaders, unveiled to trade media at the CASE Customer Centre in Paris, France, are said by the Italian construction and quarrying equipment giant to offer superior visibility with best-in-class windscreen size; improved operator comfort with premium control interface; seat-mounted console and