Crawler Dozers

Liebherr PR 724 Litronic Dozer Has Prefit Machine Control Kit →

From Construction Equipment Guide... Liebherr’s PR 724 Litronic dozer has a prefit kit to control machinery from all leading manufacturers. They contain all the necessary components for installation of laser or GPS control devices for the dozer, and are optimally matched to the basic machine. In this way, attaching control-system components calls for only a few operations, and no changes have to be made to either the hydraulics or the electrics of the dozer. Click for more...

Liebherr PR 764 Litronic Is Biggest Hydrostatically Driven Crawler →

From Construction Equipment Guide... Drawing on practical experience with the PR 752 Litronic push dozer, Liebherr is moving its crawler range up a notch with the PR 764 Litronic. The flagship of the Liebherr crawler tractor range works on a revolutionary drive concept: the D 9508 422-hp (310 kW) Liebherr V8 diesel engine drives the crawler by means of four variable displacement pumps and engines each in a closed circuit. This drive system does not merely deliver maximum pushing and ripping performances in all speed ranges; it also makes the PR 764 Litronic, with its operating weight of up to 57.8 tons (52.5 t), the biggest hydrostatically driven crawler in the world, according to the manufacturer. Click for more...

Shale Drilling Creates Natural Gas Supply Boom →

From Construction Equipment Guide... The New York town of Marcellus was named for a Roman general, not for the town’s outcropping of natural gas-bearing shale. These days, excited general contractors or construction equipment dealers don’t give a hang about the general. He never sparked a construction boom. The shale did. Running southwest from Marcellus, the thick layer of Devonian black shale takes the Marcellus name and dives deep under Pennsylvania and adjacent states. Click for more...

Topcon Announces 3D-MC2 System for Motorgraders →

From Construction Equipment Guide... Technological advances from Topcon Positioning Systems (TPS) changed the reality at what speeds dozers could operate, effectively and efficiently, with its introduction of 3D-MC2 technology in 2008. Now, 3D-MC2 technology is available for motorgraders. The technology allows a grader to operate at speeds above those achieved on other 3D machines, with tighter tolerance, according to the manufacturer. Click for more...

Boys Drive Excavator at Pa. Strip Mine, Smash Bulldozer →

From Construction Equipment Guide... GREENSBORO, Pa. (AP) State police said two boys, ages 12 and 9, drove a large excavator at a southwestern Pennsylvania strip mine, smashing a bulldozer in the process. Police said the 12-year-old will be charged with felony criminal mischief in Greene County Juvenile Court. The other boy is too young to be charged under Pennsylvania law. Police said Ali Co. Excavating and Construction, of Kingwood, W.Va., has insurance for the mine site in Monongahela Township, but not the equipment that was damaged. Click for more...

LiuGong Acquires Polish Manufacturer →

From Construction Equipment Guide... LiuGong Machinery Corp. is finalizing plans to acquire HSW (Huta Stalowa Wola) Construction Equipment Division and its distribution subsidiary, Dressta Co Ltd., company executives announced at ConExpo. The acquisition is another bold step in LiuGong’s global growth strategy, said LiuGong Vice Chairman and President Zeng Guang’an. “We are pleased to partner in this agreement with HSW as this provides an excellent opportunity for LiuGong to acquire manufacturing capacity in Europe, as well as technology that will supplement our machine lines,” said Zeng. Click for more...

LiuGong Announces Acquisition of Polish Manufacturer →

From Construction Equipment Guide... LiuGong Machinery Corp., the global, China-based construction equipment manufacturer, is finalizing plans to acquire HSW (Huta Stalowa Wola) Construction Equipment Division and its distribution subsidiary, Dressta Co, Ltd., company executives announced at ConExpo. The acquisition is another step in LiuGong’s global growth strategy said LiuGong Vice Chairman and President Zeng Guang’an. Click for more...

John Deere With Trimble Helps Virginia Contractor →

From Construction Equipment Guide... Some business decisions are big. A recent one for Jack L. Massie Contractor, Williamsburg, Va., was literally and figuratively big. It acquired the first production model of John Deere’s massive 764 high-speed dozer (HSD), which it equipped with a Trimble GCS900 grade control system to maximize its performance. In many respects, the decision to purchase the massive 31,000-lb. (14,061 kg) dozer with its 132 by 30-in. Click for more...

BRON Introduces New Attachment for Dozers →

From Construction Equipment Guide... BRON has recently introduced a new line of vibratory rippers for dozers up to 1,200 hp (894 kW), designed to work in applications in compacted soil, shale, limestone rock and coal. The BRON 4000 Vibratory Ripper serves multiple industries, including mining, road construction and utility. The vertical mounted shaker creates a hammer chisel with the single blade, making it easier to cut through hard compact conditions, according to the manufacturer. Click for more...

Severe Duty Dozer Blade Moves Snow, Dirt →

From Construction Equipment Guide... Henke Manufacturing’s severe duty dozer blade is a useful tool for government agencies and contractors who fight packed snow all winter and move dirt all summer. Engineered for mounting on either a loader or motorgrader, the severe duty dozer blade incorporates the structural strength needed for summer dozing with the curvature required for severe snow plowing. The severe duty dozer blade features a multiple box reinforced 48 in. Click for more...

JFK’s Bay Runway Reopens Ahead of Schedule →

From Construction Equipment Guide... As New York State continues to operate under emergency spending bills while its legislature wrestles with the problem of closing a deficit, a halt in payments has affected more than 500 construction projects across the state. One project that was not affected by the budget impasse was the vital Bay Runway reconstruction project, which recently wrapped up at New York’s John F. Kennedy International Airport. Click for more...

Komatsu Launches D65-16 Crawler Dozers →

From Construction Equipment Guide... Komatsu America Corp. 's new line of D65-16 crawler dozers are powered with the fuel efficient 8.27 L, EPA Tier III emission certified Komatsu SAA6D114E-3 engine. These new models push with a net (ISO 9249/SAE J1349) 205 hp (153 kW) at 1,950 rpm. A standard (EX), low ground pressure (PX) and a wide (WX) track models are available, offering customers flotation and weight distribution options to best match their applications. Click for more...

AIM Dozer Moldboard Rakes Offer AR400 Steel Tines →

From Construction Equipment Guide... AIM dozer moldboard rakes offer AR400 steel tines engineered with a curved design to produce minimum ground resistance. The tines have been welded to a heavy wall steel tube and each AR400 steel tine is reinforced with dual gussets for added stability. Moldboard rakes can be used in land clearing without stripping topsoils, simplifying the removal of roots, limbs, brush, and debris. The pin-on universal design makes the installation and removal of the rake an easy task. Click for more...

Komatsu D37EX-22, D37PX-22 Crawler Dozers Offer Power, Visibility →

From Construction Equipment Guide... Equipped with Komatsu’s Hydrostatic Transmission (HST), the D37EX-22 and D37PX-22 machines are designed for work in general construction, site preparation, home building, forestry and utility applications. Building on the design of the D51-22 dozer series, the D37EX-22 machines feature a super-slant nose coupled with a new cab forward design that moves the operator closer to the blade while improving machine balance, ride and stability. Click for more...

Komatsu D31EX-22, D31PX-22 Crawler Dozers Included in HST Dozer Fleet →

From Construction Equipment Guide... Komatsu America Corp.’s D31EX-22 and D31PX-22 crawler dozers, equipped with Komatsu’s hydrostatic transmission (HST), are designed for work in general construction, site preparation, home building, forestry and utility applications. Building on the design of the D51-22 dozer series, the D31EX-22 machines feature a super-slant nose coupled with a new cab forward design that moves the operator closer to the blade while improving machine balance, ride and stability. Click for more...

Komatsu D21A-8 Crawler Dozer Has Improved Power, Reliability →

From Construction Equipment Guide... Komatsu America Corp.'s D21A-8 crawler dozer, designed primarily for slope work and fine grading applications, features HYDROSHIFT drive transmission and a powerful, fuel-efficient Komatsu 4D94LE-2 engine for advanced grading control, ease of operation and increased power and maneuverability. The D21A-8 operates with 40 hp (30 kW) at 2,450 rpm and features an operating weight of 8,688 lb. (3,941 kg) and blade capacity of .75 cu. Click for more...

Clarence Brown Conference Center Crosses Halfway Point →

On July 1, 2009, Bartow County civic leaders assembled to break ground on the new Clarence Brown Conference Center in Cartersville, Ga. Currently, the $20-million, LEED Certified facility is approximately 60 percent finished and is on track for an August 2010 completion date. Hogan Construction Group LLC, Norcross, Ga., is the general contractor on the project. Bartow County and each of its municipalities are jointly funding the conference center through special purpose local option sales tax proceeds, which also is funding a number of other local projects. Click for more...

Nortrax Hosts Dig, Dine and Drive Event in Manchester →

From Construction Equipment Guide... Dig, Dine & Drive, hosted by Nortrax, was the biggest event going in the city of Manchester, Tenn., on March 24 and 25. Roughly 200 attendees checked things out at the Coffee County Fairgrounds on each of the two days. As guests arrived, they were greeted with welcome gifts and were given a comprehensive presentation of the Tier IV emissions system by John Deere representatives. After the presentation, the “Dig” portion of the event commenced with live equipment demonstrations of several John Deere machines, including a 764 high-speed dozer. Click for more...

Work on Alabama’s SR-9 Gets Under Way →

From Construction Equipment Guide... Starting roadwork in winter in Alabama, you expect some rainy days. But since early December, when crews began work to widen a stretch of Ala. 9/U.S. 331 south of Montgomery, there has been so much rain — and even some snow — that it has affected the job, said James Lee, project manager of contractor W.S. Newell Inc., Montgomery, Ala. “Excessive rain has slowed our progress so far,” Lee said. Click for more...

Crews Multi-Stage Amid Frenetic Interchange →

From Construction Equipment Guide... In a couple of years motorists in and around Morris Plains and Parsippany-Troy Hills in New Jersey’s Morris County will reap the benefit of ongoing upgrading work at the busy interchange of Route 10 and Route 53. “As part of this wholly state-funded $7.5 million project, the New Jersey Department of Transportation [NJDOT] began reconstructing and realigning the interchange at the beginning of November 2009. Click for more...

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