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March 12, 2012

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.

Volvo A25C
March 12, 2012

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.

Mobile crushing and screening equipment
March 12, 2012

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.

March 12, 2012

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.

static crushing plant at a quarry
March 12, 2012

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.

March 12, 2012

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.

Worker in protective gear
March 12, 2012

Holcim launches Supercem

Higher waterproofing levels and greater durability are promised by Holcim’s new Supercem range of concrete and cement products.

March 12, 2012

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.

March 12, 2012

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.

Deere power system PSX6068 engine
March 12, 2012

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)

Converyor belt more than 1.2km
March 12, 2012

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.

March 12, 2012

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.

tc621 conveyors
March 12, 2012

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.

Hanson sand washing plant and effluent treatment
March 12, 2012

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.

March 12, 2012

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.

March 12, 2012

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.

Metso Trellex TFX rubber screen
March 12, 2012

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.

Tsokanis was one of Halyps Quarry's
March 12, 2012

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.

Cat loader putting minerals into a sandvik QJ330 jaw crusher
March 12, 2012

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.

Sandvik DP1500i drilling rig
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