New Road Products
Hilti’s new DSH 700 and DSH 900 handheld gas saws perform with construction materials from wet/dry concrete and asphalt, expansion joints and curbs, to cutting through metals such as rebar, dowel bars, grating, and metal decks. The saws feature isolated handles with metal springs to minimize vibrations and cyclone filtration system (no pre-filter) and simple rope replacement.
The new DD 350 and DD 500 Coring Systems from Hilti are equipped with water-cooled, high-frequency brushless motors rated at 3600 and 5500 watts, respectively. The motors are equipped 10-speed electronic gearing (E-gears) and allow the speed to be adjusted while the motor is running. The built-in Iron Boost function provides extra performance for coring through rebar, according to the manufacturer.
The new Hilti WSR 18-A CPC reciprocating saw is the newest addition to the Hilti 18-volt cordless tool platform. The WSR 18-A is engineered with a high-efficiency motor and eccentric gear, and is an ideal tool for cutting EMT conduits, galvanized pipes, struts, threaded rods, anchor bolts and rebar, as well as cutting form work, plywood, OSB and 2x material. This reciprocating saw excels in creating openings in sheet metal, drywall and cement boards. Write 013 on Reader Service Card.
Honda Engines introduced a new generation of its GX and iGX series general purpose engines. The new GX240, GX270, GX340 and GX390 engine models are overhead valve (OHV) horizontal shaft engines. The iGX Series now incorporates an electronic self-tuning regulator (STR) governor. The iGX engines are also OHV. Write 014 on Reader Service Card.
Swedish firm Aercrete unveiled its production system for insulated concrete forms (ICF) and lighweight concrete applications. The highly-flexible, mobile system combines the qualities of foam concrete with the benefits of reduced aggregates, a pre-mixed solution and on-site production and has several applications, including transportation infrastructure and construction. Write 015 on Reader Service Card.
Kubota’s KX057-4 compact excavator, a new conventional tail swing model in the five-ton class, offers an optional hydraulic float angle blade with 25-degree pivot angle. The machine’s 47.6 gross horsepower direct-injection diesel engine features single-side servicing and an auto-idle feature. The load-sensing hydraulic system employs a combination of closed and open center controls. Kubota also provided a sneak peek of its SV75/SVL90 compact track loaders, 75- and 90-horsepower, respectively, that will be available in early summer 2010. In early 2011, the company announced it will release Cab Model compact track loaders with an enclosed/pressurized cab. Write 016 on Reader Service Card.
Bartell Morrison, Inc.
Bartell Morrison Inc. and Global Emission Systems Inc.’s new ultra-low emission (ULE) exhaust systems incorporate a three-way Dry Selective Catalyst (DSC) system that reduces up to 99 percent of the carbon monoxide (CO), hydrocarbons (HC) and Nitrogen Oxides (NOx) emitted by any commercial fuel burning engine.The converters use two different types of catalysts, a reduction catalyst and an oxidation catalyst. For a video, go to www.BetterRoads.com.Write 017 on Reader Service Card.
FastSet DOT Mix (No. 1244-56; with Corrosion Inhibitor No. 1244-53) from Quikrete is specially formulated for use in structural concrete repair, bridge decks, roadways and parking deck applications from 1/2-inch to 24 -inches thick. It exceeds the requirements of ASTM C-928 R-3 for concrete repair materials and can be extended with up to 25 pounds of 3/8-inch of stone or gravel with a top size of up to 1/2-inch for patches more than 2 inches thick. For a video of the DOT mix, go to www.BetterRoads.com. Write 018 on Reader Service Card.
Doka’s Staxo 100 is a high-performance, load-bearing tower for commercial and heavy civil construction. Unveiled at World of Concrete, this galvanized steel frame shoring system uses a small number of system components and has incorporated connecting components. The tower can handle an extremely high leg-load capacity of up to 90 kips per leg, and the frames come in three different heights, a built-in ladder system, tie-off points for personal harnesses and fall arrest equipment. Write 019 on Reader Service Card.
Here’s a look at some of the innovations from the American Traffic and Safety Services Association (ATSSA) Annual Convention and Traffic Expo held in San Antonio Feb. 16-19.
Compiled by Tina Grady Barbaccia
The TRAFF ALERT handheld flashing LED paddles from Safeco Industries now have directional arrows and meets or exceeds the new Manual for Uniform Traffic Control Devices (MUTCD) standards. Reflectivity HIP sheet meets ASTM D4956 Type III, IV and X Requirements and is made of polycarbonate. The paddles add visibility for traffic coming into a workzone and come in 18 and 24 inches. Watch for a new paddle with a video camera incorporated into it later this summer. See the Better Roads Facebook Fan Page (http://tinyurl.com/GetterRoadsFB) for a demonstration video. Write 020 on Reader Service Card.
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