Earthmoving & soil compaction

Using a linear road crusher can rebuild gravel roads using material onsite at a fraction of the cost of conventional methods. Gravel roads are common in many rural areas in the US to provide access to temporary work sites and are also used widely in developing countries. Maintaining and repairing these roads can pose challenges and new methods may offer improvements in efficiency.

Innovation in earthmoving machines will help users reduce running costs while boosting productivity - Mike Woof writes. The earthmoving equipment market is hotly contested and is one in which manufacturers compete hard to introduce machines with working advantages over rival models. This has fuelled strong competition in terms of machine performance and quality over the years, resulting in the development of high-performance equipment that is also reliable and long lasting. This is particularly true of the

German firm BOMAG continues to grow its presence in the road construction equipment sector. In the 10 years since BOMAG was purchased by the French Fayat Group, BOMAG has broadened its product range beyond being a leader in the compaction sector and invested heavily in its manufacturing facilities. It has also forged strong links with its Italian sister company Marini, the asphalt plant manufacturer, with the two jointly developing a wide array of asphalt road construction technologies. BOMAG recently he

The BICES 2015 construction equipment exhibition in China’s capital Beijing attracted a strong attendance. Visitor numbers were good while the event also had good support from exhibitors, both Chinese and international. The exhibition benefited strongly from its move to Beijing’s new exhibition centre, located close to the international airport and with far better access by public transport than the previous site. Many attendees chose to travel to the showground by metro, giving swift access from the city c

Komatsu is now offering an updated version of its GD675 grader. The new generation GD675-6 benefits from an improved drivetrain with a dual mode transmission that is said to help to cut fuel consumption by up to 15%. In addition, the GD675-6 has the longest wheel base in its class and is said to offer a fine grading performance. Power comes from a high-performance Komatsu diesel that delivers 163kW and is equipped with selective catalyst reduction (SCR) and AdBlue diesel exhaust fuel technology. This pa

Ecuador’s Buenavista – Zaruma Highway will provide a key route that will help boost economic activity – Mauro Nogarin writes Ecuador hopes to boost economic activity with the construction of new highway links. Most economic activity in the Piñas canton currently relies on agriculture, forestry and fishing. These sectors employ over 50% of the economically active population of the region. Meanwhile, most of the working population of the Portovelo canton is dedicated to mining and quarrying, with this area

Brazil’s Ayrton Senna Highway has been rebuilt using cold recycling. Brazil’s SP-070 is also known as the Ayrton Senna Highway and is a major highway in the country, carrying heavy traffic volumes. For its rebuild, the time-saving, cost-efficient and eco-friendly benefits of the cold recycling process have been put to the test. The SP-070 provides a key transport link between São Paulo and Campos do Jordão, Vale do Paraíba and Rio de Janeiro, as well as being the main access route to Guarulhos Interna

There was strong attendance at the first day of the BICES 1025 construction equipment exhibition in Chinese capital Beijing on the 22nd of September. Muggy weather and heavy traffic congestion failed to dissuade a large number of attendees visiting the show, located at the new exhibition centre close to Beijing Airport. For those opting to travel to the event by public transport, the proximity of the trade fair centre to the metro system made journeys highly convenient.

Following the success of the 41st World Tunnel Congress held in Croatia last May, World Highways looks at two signi_ cant projects in Slovakia and Serbia – Adriana Potts reports Central and Eastern Europe is buzzing with a number of major projects being developed - including highways, bridges and tunnels – and with many more in the pipeline. The region is expected to be highly active with plans for developing infrastructure in the next two decades, according to Davorin Koli , president of the Croatian

Atlas Copco said that its new FlexiROC T25 R drill rig is highly versatile and productive. Designed for hole diameters of 45–57mm, the rig can also be used in the 38–64 mm range. The drill offers the benefits of the larger FlexiROC T30 R but with the COP 1435 rock drill, which is matched to small-hole drilling tasks. COP 1435 is a high-frequency rock drill equipped with a double dampening system to ensure long life for both shank adapters and drill rods.