Products 02/23/2011 Concrete Mixer Chassis: Increased Hauling Capacity Freightliner Trucks and McNeilus Co. have introduced the 114SD SFA, a bridge-formula mixer chassis with a lightweight aluminum cab and a 29.5-in. bumper-to-front-axle setting to maximize concrete hauling capacity. The chassis comes with a 10.5-cu-yd McNeilus Bridgemaster Transit Mixer, allowing for a 36-ft bridge with a 66,000-lb vehicle gross-weight rating. The 114SD is suited for severe duty conditions, with a large selection of wheelbases with frame and frame reinforcements. Freightliner Trucks; 503-745-8000; www.freightlinertrucks.com Pocket Weather Meter: Monitors Concrete Curing The Kestrel 4300 Construction Weather Meter is designed for instant measurement of ambient
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.