> John Deere 7220 tractor pulls rubber tire compactor around dirt track track to compact it for training thoroughbred race horses. Churchill Downs, home of Kentucky Derby, Louisville, Kentucky, September 13, 2007.
 > John Deere 6430 tractor pulls rubber tire compactor around dirt track track to compact it for training thoroughbred race horses. Churchill Downs, home of Kentucky Derby, Louisville, Kentucky, September 13, 2007.
 > Bridge construction: Caterpillar D6M 140 horsepower, 15.5 ton crawler tractor bulldozer. In background is Caterpillar CP-563C single drum padfoot vibratory soil compactor. Broadway Bridge, Ann Arbor, 2003.
 > Asphalt construction equipment: Sakai SW800 dual drum asphalt vibratory roller/compactor compacts asphalt pavement for Geddes Road at Dixboro Road as part of Dixboro Bridge project, spanning the Huron River, Ann Arbor, MI, 2005.
 > Asphalt construction, road construction: Ingersoll-Rand DD-90 vibratory asphalt compactor rolls fresh asphalt concrete placed by asphalt paving machine to its right using hot mix asphalt delivered by rear conveyor dump truck to the far right. Eisenhower Parkway bridge over South Industrial Street,   Ann Arbor, Michigan, 2005.
 > Earthmoving construction: Crawler mounted hydraulic backhoe reaches to excavate earth for basement. Laborer operates vibratory soil compaction machine in area recently excavated, beyond backhoe. In right background, soil is supported by timber breastboards. Breastboards are supported by structural steel H shape soldier beams, which were themselves driven as piles deeply into the soil, below bottom of basement. Cardiovascular Center, University of Michigan Hospital, Ann Arbor, 2004.
 > Bridge construction: Caterpillar CP563C single drum vibratory padfoot soil compactor. Broadway Bridge, Ann Arbor, 2003.
 > Bridge construction: Caterpillar D6M 140 horsepower, 15.5 ton crawler tractor bulldozer. In background is Caterpillar CP-563C single drum padfoot vibratory soil compactor. Broadway Bridge, Ann Arbor, 2003.
 > Soil moving, road construction: Worker pushes a gasoline driven vibratory soil compactor on a crushed gravel layer to provide base for street curb and sidewalk. Additional crushed gravel is in shovel of Caterpillar skeed steer loader on right. In foreground is excavation in which another worker is building a drain basin with concrete block and mortar. Huron Parkway, Ann Arbor, Michigan, 2005.
builds drain basin for storm sewer using portland cement mortar and curved concrete blocks. Mortar is mixed in mixer and transported in white plastic bucket (lower left). Worker first uses his hands to take mortar from bucket and place it on concrete block. He then places concrete blocks in mortar. Lastly, he spreads mortar over the inside surface of the drainage basin. A drain basin is where storm water draining from stree (such as through corrugated black plastic flexible tubing) flows into the main storm sewer. Huron Parkway, Ann Arbor, Michigan, 2005.
John Deere 7220 tractor pulls rubber tire compactor around dirt track track to compact it for training thoroughbred race horses. Churchill Downs, home of Kentucky Derby, Louisville, Kentucky, September 13, 2007.
 > John Deere 7220 tractor pulls rubber tire compactor around dirt track track to compact it for training thoroughbred race horses. Churchill Downs, home of Kentucky Derby, Louisville, Kentucky, September 13, 2007.
John Deere 7220 tractor pulls rubber tire compactor around dirt track track to compact it for training thoroughbred race horses. Churchill Downs, home of Kentucky Derby, Louisville, Kentucky, September 13, 2007.
Photo by: My Construction Photos · see photo in gallery