USGS Type A Crane with 4 Wheel Truck

The Type A four-wheel truck attaches to a Type A crane also. The rear assembly is adjustable in a vertical direction so that the platform surface will remain parallel with the road surface when operated on curbs or sidewalks. One front and one rear wheel swivels for steering. The handle is collapsible, folding up underneath the truck for ease of transportation and storage. Up to four, Model 4310 60-pound (27-kg) counter-weights may be used as ballast when using heavy sounding weights or samplers. The 150- pound (68-kg) sounding weight is the maximum to be used with this assembly. The Type A four-wheel truck is made from aluminum stock with stainless steel shafts and solid hard-rubber tires. The width is 31 inches (91 cm). The truck weighs approximately 85 pounds (39 kg.)

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