Crawler Dozers

Komatsu D65 Crawler Dozers Driven by Versatility →

From Construction Equipment Guide... Komatsu America Corp.’s series of D65 crawler dozers, which includes the D65EX-15, D65PX-15 and D65WX-15, are developed for both heavy dozing and grading applications. All major components, including hydraulics, powertrain, mainframe and operator cab, are engineered by Komatsu. The latest crawler dozers feature a powerful and clean Komatsu SAA6D114E-5 turbocharged after-cooled diesel engine which provides a maximum net output of 205 hp (153 kW) — with hydraulic fan at maximum speed: 190 hp (142 kW). Click for more...

Komatsu Introduces Parallel Link Undercarriage System for Mid-Size Dozers →

From Construction Equipment Guide... Komatsu America Corp.’s parallel link undercarriage system (PLUS) on its D51EX/PX-22, D61EX/PX-15 and D65EX/PX/WX-15 crawler dozers can increase wear life, reduce machine downtime and lower repair and maintenance costs, according to the manufacturer. With PLUS, undercarriage wear is more balanced across all components. Bushings will no longer wear faster than the rails. The system is designed to wear evenly so that the machine provides close to 100 percent usage of undercarriage components, lowering undercarriage maintenance costs by up to 40 percent. Click for more...

Komatsu D65EX-15, D65PX-15, D65WX-15 Driven by Reliability, Versatility →

From Construction Equipment Guide... Komatsu America Corp.’s series of D65 crawler dozers, which includes the D65EX-15, D65PX-15 and D65WX-15, are developed for both heavy dozing and grading applications. All major components, including hydraulics, power train, mainframe and operator cab, are engineered by Komatsu. The latest crawler dozers feature a powerful and clean Komatsu SAA6D114E-5 turbocharged after-cooled diesel engine which provides a maximum net output of 205 hp (153 kW) — with hydraulic fan at maximum speed: 190 hp (142 kW). Click for more...

Topcon Draws More Than 170 Attendees to Sacaton →

From Construction Equipment Guide... John Deere’s new 764 High-Speed Dozer (HSD) fitted with Topcon Positioning System’s 3D-MC2 machine control was introduced to more than 170 attendees at Deere’s March 2009 Fleet Smart gathering in Sacaton, Ariz. The new 764 is a rubber tired, quad track earthmover that combines the speed of a motorgrader and the flotation of a crawler dozer. Demonstrations showed the combination of the new 764 with the advanced 3D-MC2 machine-control system cutting grade twice as fast as a similarly sized crawler dozer. Click for more...

TPS’s 3D-MC2 Enhances Dozer Productivity →

From Construction Equipment Guide... Murray Lodge, vice president of construction for Topcon Positioning Systems (TPS), is very pleased with the job site results of Topcon’s 3D-MC2, a one-of-a-kind dozer machine control technology. Some of the top construction companies are using Topcon Positioning Systems’ 3D-MC2 system and reporting productivity gains more than twice that of regular 3D machine control systems, according to the manufacturer. Click for more...

Carroll County OKs Tax Hike for New Lake →

From Construction Equipment Guide... A year or so from now, the residents of Carroll County, Tenn., will be able to boat and fish on a lake covering 977 acres (395 ha), currently being created near Huntingdon. What’s more, voters were willing to approve a $10 raise in the wheel tax to contribute to the cost of providing this new amenity. Ronald Franks Construction Company LLC, (RFC) of Savannah, Tenn., is handling the approximately $8 million job on behalf of the Carroll County Watershed Authority. Click for more...

Allegheny College, PennDOT Team Up for Eco-Art Project →

From Construction Equipment Guide... The latest Crawford County highway project is receiving the same attention from Allegheny College that the SR 6/19/322 area has been getting since the 1990s. The goal: to create an "Eco-Art" project that merges Earth art with best management practices in the environmental mitigation of stormwater runoff. The concept for "In Praise of Land & Water" integrates aesthetic solutions with targeted environmental remediation of stormwater issues inherent at the project site. Click for more...

T.J. Lambrecht Performs Bypass Work on Congested Highway 167 →

By Zoie CliftCEG CORRESPONDENTA 9-mi. (14.5 km) bypass to west of the city of Sheridan is being built in Arkansas. When completed the route will be a four-lane divided highway anticipated to ease congestion along Highway 167. The Arkansas State Highway and Transportation Department (AHTD) let the first contract for the job in April of 2008 to T.J. Lambrecht Construction Inc. of Joliet, Ill., for $8.6 million. Click for more...

Caterpillar Equipment Helps Oil, Gas Industry Newcomer Rapidly Grow →

From Construction Equipment Guide... How does a relative newcomer into the oil and gas industry grow and build a reputation as a trusted, reliable partner? It knows the territory, and it relies on Caterpillar equipment. Energy Contractors LLC, founded in 2004, provides a broad array of services to the oil and gas industry throughout the northeast. Headquartered in the central Appalachian town of Bridgeport, W.V., the company knows the challenges and rewards of Appalachia’s rugged terrain. Click for more...

Landfill Crawler Helps County Stay Ahead of DEP Inspections →

From Construction Equipment Guide... Hamilton County, Fla.’s 15 year-old landfill crawler was breaking down too often. “Wire would get trapped in the final drive sprocket area and the machine would break down,” explained Dale Jackson, landfill director. “It was creating a lot of down time and a lot of repair bills.”The down time was the biggest problem. “The Department of Environmental Protection [DEP] checks on us regularly, and one of their biggest pet peeves is when you don’t have operational equipment. Click for more...

More Space On the Way for New Yorkers →

From Construction Equipment Guide... Although it looks toward one of the world’s most populous cities, the 172 acre (69.6 ha) Governors Island in New York Harbor is virtually unknown outside New York City, even though it lies in clear view and is only a seven-minute ferry ride from lower Manhattan. On Oct. 10, 2008, Mayor Michael R. Bloomberg and other dignitaries were present to observe the start of the demolition of 10 three-story apartment buildings at the southern end of Governors Island. Click for more...

Reliable Landfill Crawler Helps Hamilton County Stay Ahead of Inspections →

MoDOT Opens Route 21 Ahead of Time →

From Construction Equipment Guide... Motorists in Jefferson County, Mo., near St. Louis enjoyed a nice surprise recently when the Missouri Department of Transportation (MoDOT) opened a 4-mi. (6.4 km) stretch of Route 21 eight months early. The new segment from Lake Lorraine Road to Hayden Road is one of several projects to construct a new road to replace the old Route 21, a winding, hilly two-lane road that was considered one of the most dangerous in the state. Click for more...

McCourt Construction Begins Widening Infamous Route 128 →

Work has begun on a major component of MassHighway’s Route 128 highway expansion project, a lane-widening effort that will bring rush hour relief to thousands of Boston area commuters. Already under way, following Gov. Deval L. Patrick’s formal approval this past fall, the $42 million plan will reconstruct a section of Interstate 95/93 (Route 128) along the communities of Randolph, Canton, Westwood and Dedham — a stretch of highway that brings hundreds of thousands in and out of Metro Boston every day. Click for more...

English Erects Much-Needed New Yadkin River Bridge →

From Construction Equipment Guide... Heavy cranes are being moved into position to begin the girder assembly later this winter on a new $14.9 million, four-lane bridge spanning the Yadkin River along U.S. Highway 158 in North Carolina, 10 mi. southwest of Winston-Salem. The bridge links the communities of Clemmons in Forsyth County on the east bank of the Yadkin with Bermuda Run and Advance in Davie County on the west bank. The new span on U.S. Click for more...

Midwestern Introduces Side Boom Attachment for 1050J →

From Construction Equipment Guide... Midwestern Manufacturing Company has begun production of its newly designed sideboom attachment for the new John Deere 1050J model crawler tractor. The new pipelayer has a maximum lift capacity of 140,000 lbs. (63,503 kg) and was developed by Midwestern’s engineering group working closely with John Deere Construction Division engineers and senior representatives. The new Midwestern sideboom attachment for the John Deere 1050J follows last year’s design for the 1050C model, which was field-tested on a 36 in. Click for more...

Major League Work Involved With Braves Triple A Ballpark →

From Construction Equipment Guide... Back in June, it was farmland. But on April 17, Triple-A baseball teams the Gwinnett Braves and the Norfolk Tides will face off in the Braves’ new minor league stadium at the transformed 44-acre (17.8 ha) site in suburban Gwinnett County, Ga. The roughly $59 million construction project — headed by general contractor Barton Malow Company — is on schedule to have the 10,000-plus-seat stadium ready for the game, said Preston Williams, chief executive officer of the Gwinnett Convention & Visitors Bureau, the entity responsible for developing the land and managing the lease on the county-owned stadium. Click for more...

Fuhgetaboutit! $125M BQE Improvement Work Wraps Up →

From Construction Equipment Guide... As part of a massive project involving the Brooklyn-Queens Expressway (BQE), the New York State Department of Transportation (NYSDOT) is rebuilding, improving and reconfiguring the section running from 61st Street to Broadway, updating the infrastructure to meet current standards in bridge safety, roadway and operations. Prime contractor Perini/Tutor-Saliba II JV, made up of Perini Corporation, based in Peekskill, N.Y., and Tutor Saliba, headquartered in Sylmar, Calif., are overseeing the work on this stretch of the expressway in a joint venture. Click for more...

Caterpillar’s PL61 Provides 40,000 Lbs. of Lift Capacity →

From Construction Equipment Guide... Introduction of the Caterpillar PL61 pipelayer positions a new, technically refined model at the small end of the Caterpillar pipelayer range — providing a machine with 40,000 lbs. (18,145 kg) of lift-capacity and the capability to meet the pipeline contractor’s requirements for precision control, transportability, operator comfort, visibility and durability. The PL61 shares many common components with the Caterpillar D6K tractor, featuring a Cat C6.6 ACERT engine, closed-loop hydrostatic drive system, oval-track SystemOne undercarriage and an electronically enhanced operator station. Click for more...

Dallas/Fort Worth Region Experiences Plant Growth →

Many communities in the United States have experienced substantial growth in the past 50 years, and a new generation of treatment plants is currently being built (both new plants and expansions and reconstruction of existing plants). Dallas/Fort Worth metroplex has had a boom in treatment plant construction. Unlike some areas of the construction industry that have been slowed by the economy, treatment plants are typically funded by revenue bonds, which are less sensitive to market conditions. Click for more...

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