Features

Ensuring efficient cone crusher operation can deliver major economies of scale for quarrying facilities There are a number of ways in which cone crusher throughput can be optimised. One of the key issues is in keeping the system choke fed during operation, as this maximises the effectiveness of rock-on-rock crushing, extends the wear life of manganese components and ensures a quality product shape. A lack of feed causes inconstant loading, which affects the long-term life of internal components.

Major Wire Industries, a leading manufacturer of screen media, has determined a numbers of methods to tackle common screening problems Screen media inefficiencies can reduce product quality, production and profit as much as a poorly performing screen box. Screen media modifications cost less than screen box upgrades and can provide major benefits for little outlay. If material is coming off the end of the deck, instead of passing through the screen cloth there are several possible problems. It could be that

Pan-European enforcement of driving regulations should catch offenders and help improve Europe’s road safety - Mike Woof reports. Agreements are being reached that will see Pan-European enforcement of driving regulations. Drivers will now face being penalised for any offences committed in other European countries. The change is due on 7th November 2013. After this date EU Member States will commence the cross border exchange of data relating to road traffic offences. For this scheme to work, eight offences

*Nigel Grout discusses methods for minimising the risk of potential legal issues in construction projects Disputes and the construction industry are synonymous with each other. In a climate of economic downturn, the prevalence of major disputes will continue to be high as parties are unwilling or not able to compromise to reach a settlement. According to the latest ‘Global Construction Disputes’ report by EC Harris, the global average value of a construction dispute in 2012 was nearly US$32 million.

Drivers in Angola are benefiting from a bridge that spans the Catumbela River, taking the place of an old structure that had proven not fit for purpose. The US$35 million cable stayed bridge is located in the highway between Benguela and Lobito, around 7km from Angola’s Atlantic coast and is one of a series of new infrastructure developments in the country. Angola suffered a long period of war that impacted on its people and infrastructure. The war resulted in severe damage to the country’s road system alon

A survey carried out jointly by the National Asphalt Paving Association (NAPA) and the Federal Highway Association (FHWA) shows that asphalt recycling and energy-saving technologies are in increasing use in the US The increasing adoption of new construction practices in the asphalt pavement industry has saved more than US$2.2 billion during the 2011 paving season through the use of recycled materials and energy-saving warm-mix technologies. According to a survey conducted by the National Asphalt Pavem

A number of key manufacturers are offering major improvements to their product offerings for loading and excavating. Key developments have been seen in engines and transmissions in particular, with vast reductions in emissions as well as improved fuel economy and working efficiency. Caterpillar’s 966K XE wheeled loader is one of the firm’s most sophisticated new models, with power from a 240kW diesel being delivered through an innovative continuously variable transmission (CVT). This technology is new t