Swedish quarry extension leads to more production
Sweden's Jehander Quarry has just had its licence renewed until 2021 giving the site a longer-term focus. One of Sweden's quarries has been given a new lease of life with a recently renewed permission that will allow it to continue operating for the next decade. Jehander quarry - owned by Heidelberg Cement - has recently gained approval to operate until 2021.
Mobile crushing competes with static operations
Mobile crushing and screening developing is moving from ever larger capacities to focus on higher efficiencies. Claire Symes reports. Today's largest mobile crushing and screening equipment can offer capacities to rival that of conventional static installations and has driven a step-change in quarry production. But as these larger mobile machines reach the size of being 'less mobile' development is shifting to improving efficiency of tracked and wheeled crushers and screeners.
European Minerals Day gets underway
The start of European Minerals Day was officially launched this morning with an event at a kaolin quarry in Vetovo, Bulgaria supported by European environment commissioner Janez Potocnik.
Mobile and static crushing developments
Mobile crushing plants offer many benefits but their stationary counterparts also have some heavyweight solutions. Mobile crushing equipment has become increasingly popular in recent years, offering quarry owners a tremendous amount of flexibility.
Biggest Estonian quarry also cement plant
Estonia's biggest quarry also operates the country's only cement plant, as well as a port. ABE visited the Heidelberg site to find out more
Lafarge acquires Elite stake
Spain-based Elite Cement has announced that a 35% stake in its business has been sold to Lafarge but the company will continue to operate independently.
Machinery maintenance saves lives
A new campaign seeks to raise awareness about the importance of carrying out maintenance in a timely and safe manner to reduce the number of people injured or killed. Statistics show that maintenance can be a dangerous task, with about 10% to 15% of all fatal accidents at work occurring while it is being carried out.
Holcim launches Supercem
Higher waterproofing levels and greater durability are promised by Holcim’s new Supercem range of concrete and cement products.
Vicat restructures debt
Vicat has announced a debt restructure which extends its average debt maturity and has refinanced a €445million multi-currency revolving credit facility. The restructure is valued in total at €480million and is for a five year period.
EU Stage IIIB engine regulations take shape
With EU Stage IIIB emissions regulations getting ever closer, engine makers now have clear ideas of how they intend to meet forthcoming legislation. Geoff Ashcroft reports on what this means for operators. As engine manufacturers reveal just how they are going to tackle the latest emissions legislation due to come into effect next year, customers should be prepared to face up to higher servicing costs as a result of adopting the very latest engine technology as part of their new machine purchases.
Swiss market influenced by environment and location
Switzerland's aggregates market is highly influenced by environmental pressures and by its location. Lisa Russell reports. It is a well-known fact that Switzerland does not have a wide range of raw material resources suitable for extraction. No lignite, gold or petroleum are mined or produced on Swiss territory. On the other hand, Switzerland is "rich in rocks," said André Renggli, who is president of the Association of the Swiss Aggregate & Concrete Industry (which is known by its German abbreviation FSKB)
Cemex renews French bird agreement
French bird protection group Ligue pour la Protection des Oiseaux and Cemex France have announced that they have renewed their cooperation agreement for the ninth consecutive year.
Hauling options related to quarry layout
Layout, production and products all have an influence on the hauling choice for many quarries. ABE takes a look at the options. In an ideal world, a quarry would be laid out, planned and equipment fleets purchased to minimise hauling, maximise productivity and to keep the costs as low as possible. However, many quarries in Europe have been open for more than a century, leaving operators with a less than ideal legacy but it is still possible to improve hauling productivity.
New plant boosts sand and gravel production
Marine sand and gravel processing at Hanson's Frindsbury Wharf has improved with investment in a new plant. Marine won sand and gravel is an important resource in the south east of the UK and redevelopment of an existing plant is set to improve delivery of these materials.
Natural sand rises in Russia
According to local media reports, the price of natural sand was up 12.6% year on year in March this year.
Cemex sites receive green recognition
France’s quarry and construction materials organisation UNICEM has recognised a further four Cemex quarries as having reached the highest standard in its environmental charter.
Trellex rubber screen cuts binding of materials
Investment in Metso Minerals' Trellex rubber screen media has helped Hanson overcome blinding in wet weather at its Forestwood quarry. Brian O'Sullivan reports. Wales in the UK is home to a large number of quarries and is renowned for many things - but dry weather is not one of them. This high rainfall causes problems for some quarry operations, especially fine screening of limestone using conventional steel wire mesh.
Theofilos Tsokanis interview
Theofilos Tsokanis started working in the construction materials business when he was just seven years old - 52 years on he has a thriving family quarrying business. Claire Symes spoke to him to find out more. Many people working in the aggregates sector have long careers in the business during which they have gained good insight into the industry. But few can have as many years under their belt at as young an age as Greek-born Theofilos Tsokanis.
Australian quarry opts for Sandvik crusher
Use of a new mobile crushing system is making extraction of the final reserves from a hard rock quarry more economically viable Mountain View Quarry has been successfully worked by the Barro Group to create aggregates for the concrete market from the high quality basalt deposits near Drysdale in Victoria, Australia for 25 years.
Sandvik drill improves production
Delivery of a new Sandvik DP1500i drilling rig is helping Carrieres de la Vallee Heureuse to improve production at its Pas de Calais quarry Famous for its Marquise Marble, the hard carboniferous limestone found in the Rinxent area of the Pas de Calais in France has been quarried since the Middle Ages.