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Across 3. lifts heavy things 6. hauls matenals and debris away, dehvers sand and other materials to work site. _______ truck 7. prevent the machine from sinking into the ground. __________ tracks. 9. smoothes the road with a heavy roller 10. uses a bucket on the back for digging and has a loader on front for lifting. _________ loader. 11. moves materials around a site; unloads

Down 1. moves dirt, stones, or other materials 2. makes a roadbed smooth by dragging a blade over it. 4. lifts beams, pipes, batches of concrete or other materials to high places._________ crane. 5. mixes water, sand, gravel, and cement to- ____________ mixer 8. digs deep holes