Pit & Quarry articles from January 1999

Pit & Quarry archives from January 1999

SEEING DOUBLE.(Thompson Contractors Inc. boosts production by using new mining equipment )
January 1, 1999... A North Carolina producer doubles production using a new hydraulic shovel and haul truck. Doubling annual aggregates production is a major enterprise for any quarry. It is particularly significant if a company must upgrade most of the...

From education to employment.
January 1, 1999... T he coming economic boom in the aggregates industry will result in a windfall for the nation's stone producers. But with the projected production increases will come a few strategic problems. One of these will be a lack of qualified workers -...

Machinery shipments up.
January 1, 1999... Despite recent economic uncertainties, especially in overseas markets, the construction equipment manufacturing industry continues to expand, reports the Construction Industry Manufacturers Association (CIMA). Shipments of construction...

Recovering consultant's fees.
January 1, 1999... Recent guidance has come from the U.S. Court of Federal Claims regarding the ability of a contractor to include consultant's fees as a recoverable item in a claim. In this case, the Army Corps of Engineers awarded a contract for a building...

Tarmac wins safety award.
January 1, 1999... For the six time, Tarmac's Pennsuco Quarry in Dade County, Fla., has won the Sentinels of Safety competition. The honor, co-sponsored by the National Mining Association and the U.S. Department of Labor's Mine Safety and Health Administration,...

MSHA develops new rules.
January 1, 1999... MSHA plans to work with the aggregate industry to develop final health and safety training regulations for mines where the agency has been prohibited from enforcing Part 48 training requirements. MSHA says about 10,000 mines and 125,000...

Vulcan's Brownwood Quarry recognized for wildlife program.
January 1, 1999... The wildlife program at Vulcan Materials Company's Brownwood Quarry Plant has received national recognition for making significant achievements in the creation and conservation of a wildlife habitat. That recognition came in the form of renewal...

How they do it.
January 1, 1999... Tarmac begins its safety training program as soon as it hires new employees, and continues to train and reinforce safe working practices through weekly meetings, video training programs, on-the-job training programs, on-going examination of...

Most frequent citations.
January 1, 1999... Quarry operators often feel besieged by MSHA. They claim that there is no predicting what inspectors will cite. That is partially true, but operators may be guided by what MSHA cites most frequently. From year to year, there is a good deal of...

Bins and stockpiles.
January 1, 1999... Wait long enough and the old becomes new again. The Bureau of Mines published Development of Safer Methods to Clean Down Storage Bins in 1984. That was more than 10 years ago. Old or new, the report is a good place to start to prepare a...

Achieving Better Fuel Economy.
January 1, 1999... The Caterpillar Truck Engine Division announced that its Electronic Fuel Management System now provides improved operating information and advanced diagnostics for all Caterpillar electronic truck engines. Information about an engine's...

Good for the bottom line.
January 1, 1999... Sauerman offers the Skyline excavator for versatile use at most sand and gravel operations. The unit is designed for applications that require: * Overburden stripping. * Mining dry and wet pit conditions. * Silt-pond reclamation....

American Vulkan Corp.
January 1, 1999... With a variety of designs and materials, American Vulkan can supply a coupling for new or existing applications. Flexomax Jaw Couplings feature rubber or urethane elements and handle up to 428,000-lb.-ft. torque. Shaft-to-shaft and...

Command Data.
January 1, 1999... COMMANDaggregate is a full-function dispatching application. Running under the standard Windows graphical interface, the software utilizes standard Windows tools. Order entry and ticketing are the foundation of the software, automating the...

TerraSource Software.
January 1, 1999... TerraSource Software, formerly EarthView Software, offers modeling and planning software for the aggregates industry. The software, Quarry, is a low-cost, fully functional modeling and planning software system. The GPS software is based on data...

Aggregate Machinery Inc.
January 1, 1999... The Thunderbird II is a quality quarry scalper for less than $35,000. The 5-ft. x 10-ft. double-deck scalper has an adjustable, stepped grizzly bar, top deck and side-tensioned bottom deck; oil batch spindle-mounted, 160-mm spherical roller...

Pennzoil.
January 1, 1999... PennzSuppress D is a unique, emulsified petroleum resin developed to help suppress dust, stabilize soil and road base aggregate materials and reduce soil erosion and silt runoff. PennzSuppress is appropriate for a variety of settings, including...

82 More Shopping Days to ConExpo-Con/Agg '99 Separation.
January 1, 1999... Allmineral offers Alljig jigging machines for separating out harmful substances from gravel and sand. This includes co-organic matter, such as wood or coal, or components that react alkaline, like opal sandstone, chalk, flint. The Alljig is...

Tire.
January 1, 1999... Michelin's 55/80R57 XMineD2 L5 radial tire stands 12.2 ft. tall, 4.6 ft. wide and weighs 12,350 lb. It is designed for loaders working in the toughest and most demanding operating conditions, says the company. The radial construction offers a...

Jaw crusher.
January 1, 1999... Telsmith jaw crushers are available in a variety of sizes. All are of the overhead eccentric design. Patented features include thrust shafts to relieve bearing side loading, automatic oil lubrication (available on the larger sizes), hydraulic...

Operator interface.
January 1, 1999... Rockwell Automation/Allen-Bradley offers a 10.4-in. flat-panel operator interface as part of its Allen-Bradley Panel View enhanced operator interface terminals. The PanelView 1000e features a color active matrix thin film transistor for...

Stacking conveyors.
January 1, 1999... Superior Equipment's 125-ft. portable radial stacking conveyors are designed for fast set up and tear. Features include a fold-down axle assembly with a wide footprint when stacking, narrow travel width, total hydraulic operation, heavy-duty...

Crusher wear parts.
January 1, 1999... Columbia Steel Casting Co. offers crusher wear parts for a variety of crusher types, including cone crushers. Columbia Steel's offerings for cone crushers include mantels, bowl liners and concave rings in a wide variety of standard and custom...

Screen.
January 1, 1999... Read Corp's Screen-All CV-150-D has a convertible shaker head that can accommodate either woven screen cloth, punch plate, harp screens or finger decks for custom applications. Power comes from a 49-hp John Deere water-cooled diesel engine. It...

Polyethylene idlers.
January 1, 1999... Continental Conveyor & Equipment Co. offers polyethylene idlers available for CEMA C and CEMA D applications in 24-in., 30-in., 36-in., 48-in., 54-in., and 60-in. belt widths - in 5-in. or 6-in. roll diameters. The polyethylene rolls contain...

Hydraulic oil.
January 1, 1999... Mobil Oil offers DTE Excel hydraulic oil for increased performance and coolant capacity in severe-temperature industrial applications. DTE Excel is formulated with no zinc, meaning water separated from spent coolant does not contain heavy...

Submersible pumps.
January 1, 1999... Gorman-Rupp provides two stainless-steel submersible pumps for a number of applications, including the pumping of brackish water, saltwater and other mildly corrosive liquids. The new models, S2G54-E.5 and S2H54-E1, are constructed of 316...

Pneumatic production drill.
January 1, 1999... The StopeMate from Boart Longyear is a versatile, compact and simple- to-use pneumatic production drill. Being sized to fit, the StopeMate, with pivoting traverse feature, is able to tram through a 1.27-m x 1.9- m opening. With the positioner...

Tank welding.
January 1, 1999... Mavrix Automatic Welding Co. offers a welding cart that moves inside the tank, matching the speed at which the tank revolves on supporting rollers during welding. A tilt sensor keeps the welding cart continuously in line with the seam and...

Loader.
January 1, 1999... Volvo's L330C is designed to have the weight, power and breakout force required for primary loading of 65-ton haulers. Weighing in at 103,400 lb. - 113,320 lb., the wheel loader's breakout force is 112,330 lbf. Equipped with a Volvo...

Excavator: Komatsu America International Co.,.
January 1, 1999... Komatsu America International offers the PC228USLC-1 hydraulic excavator. Its design features increase productivity and allow operation in extremely tight working conditions, says the company. These features include a short tail swing radius,...

Excavator: Hitachi Construction Machinery,.
January 1, 1999... Hitachi's Super EX200-5's 45,000-lb. operating weight is powered by 132 hp. Lift capacity of the machine is 20,900 lb., bucket digging force is 26,900 lbf. and arm crowd force is 21,200 lbf. The excavator's four work modes and three power modes...

Cableway material handling.
January 1, 1999... Sauerman's Portable Hydraulic Track Drive Excavator is a 10-cu.-yd. capacity mobile unit with 2,000+ ft. of spooling cable for sand-and- gravel reclamation projects. It offers the same flexibility/mobility of a standard dragline and has no guy...

Screens and wear parts.
January 1, 1999... Durex Products Inc. makes screening products and wear parts. The company's wire-cloth material choices include oil-tempered steel, carbon steel and stainless steel in a variety of tensile strengths. Durex urethane screens are designed and built...

Bucket elevator monitor.
January 1, 1999... 4B Elevator Components Ltd. offers the 4B Watchdog Elite bucket elevator monitor. It uses non-contacting, magnetic sensors to monitor belt speed and belt alignment at the head, boot or both. Additional sensors monitor bearing temperature, head...

Vibrating screens: Simplicity Engineering.
January 1, 1999... Simplicity Engineering Inc. manufactures vibrating screens and feeders for the aggregate and mining industries. Products include two-bearing screens, four-bearing screens, horizontal vibrating screens, low- profile screens, dual-mechanism...

Vibrating screen: Aggregates Equipment.
January 1, 1999... The bivi-TEC screen from Aggregates Equipment Inc. uses a dual vibration system to relax and tension the screen mats. This results in open screen surfaces and optimal screening performance. The bivi-TEC is designed for fine screening of moist...

Primary impactor.
January 1, 1999... Hazemag USA offers the APPH primary impactor with computer-controlled apron monitoring and apron gap adjustment. Available with capacities ranging from 100 tph to 700 tph, the APPH offers optimum and continuous control over product sizing. It...

Jaw crusher.
January 1, 1999... Extec's 1100-mm x 700-mm (44-in x 28-in.), 106,000-lb. jaw crusher is designed on the single-toggle crushing principle. Drive to the machine is via wedge-belts to the eccentric-mounted flywheels. The power source can be electric, diesel or...

Carrydozer.
January 1, 1999... Caterpillar's 239,550-lb. D11R carrydozer track-type tractor is intended for use in volume earthmoving applications such as stripping and reclamation. The Carrydozer is designed to carry a portion of material inside the curved blade, which...

Articulated truck.
January 1, 1999... Terex offers new pricing, new warranties and a new color on its line of TA (Terex Artic) articulated trucks. According to the company, benefits in manufacturing and assembly techniques through investment have generated significant cost savings...

Suspension systems.
January 1, 1999... Hendrickson Trailer Suspension Systems offers a video, highlighted by testimonials, on its Intraax suspension systems. Fleet managers, owner operators and drivers describe how this suspension system can enhance productivity, lower costs and...

Point level detection.
January 1, 1999... Milltronics' Pointek ULS200 non-contacting ultrasonic point level switch is capable of detecting both high and low levels of liquids, slurries and solids, in a single unit. It monitors solids applications up to 9.8 ft., and liquids/slurries up...

Log washer.
January 1, 1999... Eagle Iron Works Log Washer is specifically designed for extra rough work, says the company. It removes insoluble clays, conglomerates and soft stone. The Eagle tub is reinforced and equipped with two steel shafts fitted with intermeshing...

Satellite communications.
January 1, 1999... American Mobile offers the OmniQuest, a lightweight and compact satellite communications device. More than just a telephone, the OmniQuest delivers dependable voice dispatch, data, telephone and fax communications across North America. In...

Excavator.
January 1, 1999... John Deere's 27,262-lb. 110 excavator offers 26 ft., 5 in. of reach; 18 ft., 1 in. of dig depth; 6,503 lb. of lift capacity (over front); 10,805 lb. of arm force; and 19,640 lbf. of bucket digging force with a 9-ft., 3-in. arm. A John Deere...

SUPERPAVE.
January 1, 1999... Coast to Coast New road projects and a desire for education about the process signal a growing influence of Superpave. With most States planning to implement the Superpave system within the next 2 years, highway agencies and industry...

New construction projects slide.
January 1, 1999... The value of new construction contracts dropped three percent in October to a seasonally adjusted annual rate of $342.1 billion, reports F.W. Dodge. All three major sectors of the construction industry registered slight declines. October's...

Crushed stone, sand and gravel outputs.
January 1, 1999... The estimated output of crushed stone produced and shipped for consumption in the third quarter of 1998 was 451.5 million metric tons, an increase of 5.5 percent compared with the same period in 1997. The estimated output of construction sand...

Smithsonian opens Rocks Gallery.
January 1, 1999... The Smithsonian Institution's National Museum of Natural History in Washington opened its newest exhibit, "The Rocks Gallery," on November 24, 1998. This marked the completion of the museum's Hall of Geology, Gems and Minerals renovation. The...

Vulcan plans production in Pennsylvania.
January 1, 1999... Vulcan Materials Co. plans to produce and market construction aggregate in Pennsylvania from a plant to be located at the J.E. Baker Co.'s York, PA quarry and refractory facility. Vulcan will invest in a stone crushing plant at the Baker...

Oglebay Norton relocates.
January 1, 1999... Oglebay Norton Industrial Sands Co. has relocated its headquarters from Cleveland to Phoenix. "This move enables us to deliver higher value to both customers and shareholders by allowing us to respond more quickly and efficiently to our...

Hanson grows through acquisitions.
January 1, 1999... Cornerstone Construction & Materials Inc., a subsidiary of Hanson PLC, has acquired Condux Corp., a concrete pipe and products company, and Becker Minerals Inc. Condux, with headquarters in Apple Valley, Minn., was acquired for $77.1...

Martin Marietta finalizes acquisition.
January 1, 1999... Martin Marietta Materials Inc. has completed the purchase of all the common stock of Redland Stone Products Co. from an affiliate of Lafarge SA for $272 million in cash. Redland Stone is the leading producer of aggregates and asphaltic...

Kawasaki expands dealer network.
January 1, 1999... Kawasaki Construction Machinery Corp. of America has named new dealers to its sales and service network in North and South America. The new dealers and service areas are: J.W. Buress, Virginia; George C. Bane in Tyler, Texas; Bane Machinery...

NAA staffer departs.
January 1, 1999... Vice President of Industry Operations for the National Aggregates Association (NAA), Marvin Blethen, has accepted a position at WHIBCO Inc. as vice president of production. Blethen stated that he will encourage WHIBCO Inc. to participate in...

Monthly Construction Contract Value.
January 1, 1999... Seasonally Adjusted Annual Rates, in Millions Oct. 1998 Sept 1998 % Change Nonresidential Building $113,495 $118,228 -4 Residential Building 161,813 ...

Year-to-Date Construction Contract Value.
January 1, 1999... Unadjusted Totals, in Millions 10 Mos. 1998 10 Mos. 1997 % Change Nonresidential Building $111,643 $116,034 -4 Residential Building 145,131 130,285 ...

Barry K. Wendt memorial scholar named.
January 1, 1999... Jeffrey T. Wickliffe, a second-year post-baccalaureate student at the Montana School of Mines of Montana Tech of The University of Montana in Butte, has been selected to receive the first Barry K. Wendt Memorial Scholarship. The National Stone...

Silvi Group expands.
January 1, 1999... The Silvi Group Companies, a group of ready mix concrete and aggregates companies, have acquired an 825-acre sand-and-gravel operation located in Eagleswood Township, N.J. The new venture will join the other Silvi- owned mining group called...

State Association News.
January 1, 1999... * The Michigan Aggregates Association has awarded a $1,000 scholarship to Ann Gamicchia, a construction technology student at Macomb Community College and an employee of Barrett Paving Materials. "MAA is pleased to recognize Ann for her...

People in the News.
January 1, 1999... Robert W. Fiola was named vice president of Finance and Gerald Mangrich was named product manager of Vibratory/Recycle Equipment for Cedarapids. Pat Hicks was named manager, Michelin Earthmover Management System. John Beckmann was...

Here are 50 cutting-edge technologies, innovative products, visionary people, top companies and affiliated organizations that will lead the aggregates industry into the 21st Century.
January 1, 1999... The pit and quarry industry is growing and changing as the dawn of the 21st century approaches. Now more than ever, new technologies are being developed and utilized to make industry operations more productive and profitable. Products are on...