In the never-ending war on corrosion, a patented, reinforcing-steel bar certified to last at least 100 years is receiving a second life thanks to venture capitalists hell-bent on improving infrastructure. But it is going up against a heavy tradition of epoxy-coated reinforcing bars, which are constantly on the move in an effort to stay a step ahead of the competition. Photo: NX Infrastructure An Obama-style stimulus plan would call for miles of steel reinforcing bar. Related Links: America May Gain from Materials Designed To Stretch Your Stimulus Dollars Packing in Particles Yields 100-Year Concrete Mixes Asphalt ‘Armor’ Is Wearing Well
New product announcements: 01/28/2009 Hydraulic Concrete Chain Saw: Deeper Cuts Save Time The 880F4 Saw is a hydraulically driven chain saw for heavy-duty cutting applications, including concrete, masonry and stone. The saw can cut up to 25-in. deep, allowing faster cutting. It also can make square corner cuts, reducing the need for overcutting and extra patchwork later. The saw is available in 8-gpm and 12-gpm hydraulic-oil-flow variants. ICS, Blout Inc.; 800-321-1240; www.icsbestway.com Concrete Mudsill Anchor: No More Anchor-Bolt Patching and Adjustments The MASA Mudsill Anchor is an alternative to the more traditional anchor bolts used in concrete in framing applications.
New product announcements: 01/21/2009 Heavy Lifter: Crawler Crane Germany-based Demag has been muscling its way into super cranes for decades but has recently added more leverage. In 2002 it launched the 1,250-tonne CC-8800 and doubled down in 2007 with the 3,200-tonne, twin-boom CC 8800-1, the largest crawler crane on the planet. Now, a 1,600-tonne midsize version has arrived, the CC 9800. Built with similar components as its big brother, the 9800’s hook tops out at 230 meters and achieves a load moment of 27,000 tonne-meters using an 800-tonne Superlift counterweight at a 30-m radius. Designed for chemical and powerplants, the rig
Using one of the largest marine cranes on the East Coast, contractor teams on Jan. 18 carefully but quickly orchestrated the lift of a US Airways airplane from New York City’s icy Hudson River. The damaged Airbus A320, whose pilot miraculously and safely brought the plane down on the waterway three days before, weighed 100 tons and had filled with another 350 tons of water. Its 155 passengers and crew survived the landing. Slide Show Photo: Stephen Mallon Plane was picked up intact from river (top) using large revolving marine cranes. The retrieval operation was masterminded by Weeks Marine Inc.,
New product announcements: 01/14/2009 Framing Nailer: Paper-tape Nails Load Quickly The Model DF250S 20° Framing Nailer is a pneumatic nailer that can be loaded with up to 70 paper-tape nails at a time. The tool’s nail lock-out feature is designed to prevent dry firing, and according to the manufacturer, it is able to drive 16D nails flush into laminated veneer lumber without the need for additional hammering. The nailer weighs only 8.1 lb, can accept a nails from 2-in. to 3 ½-in. in smooth, ring or screw shank, and is designed to work with Duo-Fast paper-tape nail strips. Duo-Fast Construction;
New product announcements: 01/07/2009 Road milling: Dual Operator Stations The MT2000 milling machine is a four-track, front-load, half-lane milling machine powered by a 610-hp Tier 3 Cummins Engine. The machine has three distinct engine and drum-cutting speeds selectable from the operator’s control panel, with a low-speed setting for higher torque on tough road beds and a high-speed setting for maximum travel speed on shallow cuts. Two operating stations allow flexibility while either panel can control both sides of the machine. Volvo Construction Equipment; 828-650-2000; www.volvo.com Spark-Reduced Grinding Discs: Safer Eco Brazing Diamond Grinding Discs are intended for use in hazardous
For many of us, the New Year in today’s economy means eating out less often, putting off big purchases and perhaps laying off a few employees. Everyone is on the lookout for efficiency wherever it can be found, including the latest in work-truck vehicles. But a new hybrid pickup, while intriguing from a fuel-sipping and technology standpoint, still falls short of delivering the goods. Slide Show Photo: General Motors The hybrid system consists of a 6.0L V8, a two-mode transmission and a 300-Volt nickel-metal-hydride battery pack. Energy prices ran contractors through the ringer last year, and among the rides that
New product announcements: 12/31/2008 Concrete Pouring: Truck-Mounted Boom Pump The S 32 X Truck-mounted Boom Pump now features a redesigned frame with a slewing gear-bearing turntable. The pump is able to supply 178 cu yd per hour of concrete, and 1,233 psi at 23 strokes per minute. It comes standard with a twin-wall Super 3000 pipeline, carbide wear parts and a night light kit. Optional equipment includes an auto-greasing system, high-pressure washer with wand and a water-tank heater. Schwing; 888-724-9464; www.schwing.com Foundation Drill Rig: Articulated The DeltaBase 95 Drill Rig is intended for foundation drilling, specifically tieback and soil nail
New product announcements: 12/17/2008 Quieter Generator: Designed To Prevent Leakage The T120 Super Quiet Generator features a Tier 3 diesel engine and an overlapping sheet-metal cabinet that reduces noise levels. It has standard 110% spill containment of all on-board fluids, which the manufacturer claims significantly reduces environmental contamination from spilled fuel, coolant and oil. The T120 generator is capable of 24 hours of continuous use on one tank of fuel, and power can be supplied simultaneously from its three-phase and single-phase voltage receptacles. Terex; 203-222-7170; www.terex.com Demolition Hammer: Constant Rate, Lower Vibration The MHE 96 SDS-Max Demolition Hammer is for
New product announcements: 12/10/2008 Angle Grinders: Improved Airflow The line of Milwaukee 41½-in. Angle Grinders features a redesigned airflow system, including debris baffles that deflect particles from the engine intake and multiport exhaust to extend overall tool life. The seven angle grinders have power ratings from 7 amps to 10 amps, all running at 10,000 rpm. They each feature a burst-resistant adjustable guard, soft-grip three-position side handle and external brush doors for easy access to brushes. Milwaukee Electric Tool; 800-729-3878; www.milwaukeetool.com Adhesive Anchor System: Easy Installation and Fast Cure HIT-HY 150 MAX Fast Cure Adhesive Anchor System has received an ICC-ES
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