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The asphalt industry is continuously looking for better solutions to optimise the processes within asphalt mixing plants.

According to Wirtgen Group company Benninghoven, one essential approach is to increase the volume of reclaimed asphalt (RAP) added to all formulations. “Parallel flow recycling drums are in operation worldwide today in all sizes and capacity levels. This technology has proven successful over decades and has undergone continuous further development by the plant manufacturers,” says the

Breedon says that it has noted the announcement today by the UK Competition and Markets Authority that it has completed its Phase 1 review of the company’s proposed acquisition of Hope Construction Materials, and that it has concluded there is a realistic prospect of a substantial lessening of competition in a limited number of local ready-mixed concrete markets in England and Scotland.

Breedon says the outcome is in line with its expectations, and the company now has a short period during which to of

Following the launch of the Rammer 4099 PRO, the company has introduced two new PRO hydraulic hammers.
The Rammer 2577 PRO and Rammer 5011 PRO are suitable for carriers in the 21-32tonne and 43-80tonne weight range respectively.
The hammers have been specifically designed to work horizontally and undertake tunnelling duties in hard rock, being purpose-built to withstand high levels of dust. The 1,940kg Rammer 2577 PRO and the 5,300kg Rammer 5011 PRO are both based on the field-proven Rammer 2577 and 5011

The new Rockster R1100 impact crusher range, R1100S, R1100DS and R1100DE, is said to be flexible, powerful and equipped with novel features.
The R1100 series models are already equipped with many new features, such as the fully hydraulic crushing gap adjustment, the new central control unit or the new radio remote control with display. Rockster says the crushers’ most important operating parameters, such as the rotor, feeder or motor speed, can be easily adjusted. Moreover, the models’ automatic mode, a qu

Topcon Positioning Group has released its new GX-55 control box for machine-controlled excavation. With the release, Topcon adds three new 2D and 3D systems to its line of excavation solutions, the X-52 as well as the X-53 and X-53i. The company says that in any solution, the GX-55 is designed to provide users with new visual and audible features to achieve grade safely and efficiently for 2D or 3D excavating tasks.

“The bright and robust GX-55 delivers the highest quality graphical experience for modern

Chinese construction equipment manufacturer LiuGong has been granted a patent by the State Intellectual Property Office for the development of an engine power control method to improve the load capacity of engines.

It is the first engine-related patent won by LiuGong in the field of engine manufacturing, as well as a landmark technological achievement resulting from its cooperation with Cummins.

“For an engine incorporated with the patented technology, once beyond the rated value, the engine power inc

High-performance air cannons are being used to help a cement plant prevent material back-up due to a clogging transfer chute. The Martin Hurricane air cannons from Martin Engineering are strategically placed along the chute to improve material flow, minimise unscheduled downtime and reduce clean-up. With a total production of 2.3 million tonnes/year, the Hunter Cement Plant in New Braunfels, Texas, USA, owned and operated by Martin Marietta, experiences heavy rain, dousing raw material on its partially cove

Terex Minerals Processing Systems has introduced its MC380X modular cone plant for aggregate and mining customers. The MC380X features Terex Cedarapids’ high performance MVP380X cone crusher. The modular cone model boasts numerous features that increase the machine’s productivity and ease of use.

Major new enhancements include high speed clearing of jammed material; quick crusher separation capability for faster manganese changes; and user friendly computer controls enclosed in a robust weatherprotected

Liebherr recently won a major contract in the German gravel extraction industry.

Kiesabbau Wiedemann (KW) based in southern Germany opted for three HS 8070 HD and one HS 895 HD Liebherr duty cycle crawler cranes. All four machines are configured for dragline operation.

The HS 895 HD is a powerful machine in the 200tonne class. Thanks to its solid steel construction and its strong 12-cylinder 670kW diesel engine, the duty cycle crawler crane with dragline bucket is ideal for material handling tasks. It

Miller UK was due to exhibit its new PowerLatch Tilt coupler at the 2016 ScotPlant event – Scotland’s biggest construction equipment trade show.

As a leading earthmoving attachments manufacturer, Miller UK has a significant customer base in Scotland, and ScotPlant attendees will be able to discover more about Miller’s full range of innovative products on the company’s stand.

The PowerLatch Tilt coupler is Miller’s latest product and its TwinLock, low maintenance design is said to have had a significan

BHS-Sonthofen’s new vertical shaft impact (VSI) rotor centrifugal crusher (RSMX) offers a throughput rate of up to 580tonnes/hour, depending on the properties of the feeding material and the desired final product. With TwinDrive for the first time (a double drive), the first delivered machine is said to have proved to be a success in the treatment of gold-containing ores.

A compact rotor with two generously dimensioned centrifugal chambers is mounted on a vertically positioned shaft in the VSI rotor cent

Simex was due to mark its 25th anniversary with new products and a strong overall presence at bauma 2016.

Topcon Positioning Group has unveiled its GX-55 control box for machine-controlled excavation.

With the release of the GX-55, Topcon adds three new 2D and 3D systems to its line of excavation solutions — the X-52 as well as the X-53 and X-53i. In any solution, the GX-55 is designed to provide users with new visual and audible features to achieve grade safely and efficiently for 2D or 3D excavating tasks.

“The bright and robust GX-55 delivers the highest quality graphical experience for modern machine

A new Sennebogen 655 duty cycle crawler crane has recently started digging tonnes of sand and gravel in the Île-de-France region of France. In June 2015, the French sales and service partner Sygmat delivered the 55tonne material handler to A2C matériaux.

A family-owned enterprise, A2C has been working in the field of sand and gravel extraction and further processing for over 50 years. Around 1.2 million tonnes are extracted from gravel pits in the region of Île-de-France and supplied to concrete and pref

The new Remax 1111 Maxi mobile impact crusher enlarges SBM’s Remax series, and is said to combine decades from knowhow of SBM and MFL.

The 29.8tonne (without options) track-mounted plant belongs in the Remax series compact class, and its total weight, including a secondary screening unit, is 34.5tonnes. Its dimensions mean the plant can be transported simply and easily. The standard hopper size is 3.3m³ but hydraulically folding hopper sides increase the hopper volume to 6m³.

“Optimum material flow is

In Germany some 1,600 companies, with approximately 3,200 plants and 27,000 employees, are working to supply an estimated annual demand for about 500 million tonnes of gravel, sand, silica sand and natural stone products for building and other industries.

MIRO (The Federal Association of Mineral Resources), represents a strong union on federal and European level the interests of companies and employees in the German rock industry, and it says that Germany has sufficient reserves of mineral resources. It

An Phuc Manufacturing and Commercial is a small construction materials producer in Hanoi, Vietnam, that supplies ready mixed concrete to construction contractors. Established three years ago, the company has boosted production levels and revenues with two SDLG LG952H wheeled loaders taking charge of its vital material handling operations. The LG952H is said to offer enhanced bucket loading capacity and high torque, making it ideal for loading duties on a ready mixed concrete production site.

Although bes

A fledgling quarrying company in Romania is going from strength to strength through its use of Metso’s PREMIER screens. Guy Woodford reports. Starting a new quarry with a concrete and asphalt production plant is a big challenge for which you need to involve a reliable partner. Since taking the decision to enter the quarrying business in 2013, the Romanian company Florea Grup says it has found this kind of partner with Metso. The Finnish quarrying equipment manufacturing giant’s PREMIER screens are playing a

HeidelbergCement’s Norwegian subsidiary Norcem and the Spanish-Italian contractor consortium Acciona Ghella JV (AGJV) have signed an agreement for the cement supplies to the Follo Line Project in Oslo. The supply of 280,000 tonnes of cement over a three-year period is Norcem’s largest contract ever.

“This is a milestone for HeidelbergCement in Norway and will put great demands on both production and logistics,” said Dr Bernd Scheifele, chairman of the HeidelbergCement managing board. “Our subsidiary Norc

Selecting the right high quality screening media can make a huge difference to final aggregate product quality and a plant’s operating efficiency. Guy Woodford reports

Grace Pacific, a Kapolei (Oahu), Hawaii-based subsidiary of Alexander & Baldwin, has seen the benefits and the pitfalls associated with island operations. Its Makakilo Quarry was established in 1973 and is located on the face of a hill known as Pu’u Makakilo. For more than 30 years the quarry has provided a third of the island’s overall a