Cement News tagged under: Quarry

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Rock solid contribution

12 November 2019, Published under Cement News

With limestone, dolomite and gabbro deposits totalling a combined production of over 80Mta and reserves of over 4.5bnt, Stevin Rock is a key global producer of crushed rock. Its quarries in the United Arab Emirates (UAE) supply in a sustainable way a wide range of products to a multitude of customers across the world. By Stevin Rock, UAE. Stevin Rock’s Khor Khuwair quarry has a production capacity of over 60Mta Together with its sister company RAK Rock, Stevin Rock is one of the...

New supplementary cementitious materials

19 August 2019, Published under Cement News

The search for new supplementary cementitious materials (SCMs) is ongoing. A recent review of existing SCMs and the potential for new ones caught the eye of Arthur Harrisson and provided further potential for investigation. A disused slate quarry: a potential SCM? A recent review 1 of the availability of supplementary cementitious materials (SCMs) and the possibility for expanding the choice of those available examined the range of emerging SCM sources and also the means of tes...

Countdown for Bardon

27 June 2019, Published under Cement News

As part of LafargeHolcim’s Capital Markets Day in 2018, guests enjoyed a site visit to Europe’s largest aggregates quarry at Bardon Hill, east of Coalville, Leicestershire, UK. Owned by LafargeHolcim subsidiary Aggregate Industries, the recently-extended quarry will formally open in June 2019 when the refurbished primary crusher goes on-stream. Aggregate Industries’ Bardon Hill quarry, UK, supplies 1.5Mta of aggregates, 2.1Mta of concrete products and 7.5Mta of asphalt. Image sourc...

Bringing an old quarry to life

25 June 2019, Published under Cement News

Quarry rehabilitation comprises more than just the planting of different varieties of trees on land no longer used. Cimenterie Nationale’s rehabilitation project in Lebanon also includes the country’s first green belt buffer area, natural windbreakers, stormwater management, hydroseeding and beehives. By Ahmed Hoteit, Cimenterie Nationale, Lebanon. Cimenterie Nationale, Lebanon, has rehabilitated an area of 283,598m 2 of the quarry at its Chekka plant following its extraction phas...

Cemex USA acquires Texas quarry

13 September 2018, Published under Cement News

Cemex USA has purchased a limestone quarry in Chico, 45 miles northwest of Fort Worth in Texas, from Blue Star Materials II. Cemex will use the reserves which are expected to last another 25 years to supply aggregates for roads, bridges, commercial buildings, housing and other building projects in the state of Texas. The quarry covers 122ha. "The Dallas-Fort Worth area is expected to grow exponentially over the next 30 years," Cemex USA Regional President-Texas and New Mexico, Joel Galass...

Cemex seeks increased exploitation of Can Negret quarry

10 September 2018, Published under Cement News

Cemex has filed an appeal for reversal of the Government resolution regarding the cement producer’s exploitation of the Can Negret quarry in Alaró, Spain. Cemex extracts limestone from the quarry for its Lloseta cement plant and wants to exploit the quarry until 2042 (and to 2072 with an extension) and over an area of 483,734m 2 . The government has agreed only to a term until 2032 (2037 including the restoration phase) and over an area of 452,621m 2 . In addition, the extraction volume h...

Extending quarry life

18 June 2018, Published under Cement News

Although a key part of the cement plant, the quarry has a finite lifetime. Its longevity often depends on which material grades are required and how the faces are worked to quarry such materials. Therefore, a well-designed quarry plan can help extend the life of this valuable asset. By Fabio Coletta, Whitehopleman, UK. Figure 1: as a first step in extending quarry life, a suitable raw mix needs to be defined The life of a cement plant quarry is limited in time but can be extende...

Breedon Group Plc acquires Blinkbonny quarry

01 June 2018, Published under Cement News

Breedon Northern Ltd, a subsidiary of Breedon Group plc, has completed the acquisition of Blinkbonny Quarry (Borders) Ltd for an undisclosed sum. Blinkbonny operates a quarry and ready-mixed concrete plant near Kelso in the Scottish Borders, employing 14 people. The acquisition provides Breedon with its first quarry in the region, with approximately 2.8Mt of high-quality basalt hard rock reserves and resources and a fleet of ready-mixed concrete mixers and tippers together with a volumetr...

Vigier Cement unveils world's largest electrical dump truck

24 April 2018, Published under Cement News

Vigier cement work's quarry, near the Swiss town of Bienne revealed the largest electrical vehicle in the world on Friday 20 April. The E-Dumper named 'Lynx' weighs 58t empty, with tyres measuring 2m  in diameter and nine steps up to the drivers' cabin. It was built from a diesel-powered dump truck. The fuel tank was replaced by the biggest battery ever made for an electric vehicle, which weighs 4.5t. The vehicle was formerly a diesel Komatsu dumper truck, which was disassembled and r...

Three Cemex USA quarries win NSSGA awards

09 March 2018, Published under Cement News

Cemex USA's FEC Quarry in Miami won the National Stone, Sand & Gravel Association (NSSGA) 2018 Platinum Award for Excellence in Community Relations. Two other Cemex USA facilities in Florida also received community recognition from the NSSGA.   Kirk Light, Cemex USA Regional President – Florida region, accepted the award during a ceremony at the NSSGA's Annual Convention in Houston, Texas.   "The FEC Quarry and all of our operations in Florida are committed to developing long-lasting rela...