
This picture is from an 84" crossing under the Union Pacific Railroad in Arizona. As you can see in the picture, the material is granular, and there is very little cover over the top of the casing. It for that reason that Pipe Ramming was the chosen installation method on this crossing.

Iowa Trenchless crew installing a 60" casing under railroad tracks in Rockville, MN. This casing was installed on line and grade. The casing was used as a carrier for storm water.

This picture is of an Iowa Trenchless crew installing 30" casing at a grade of 47% in Omaha, NE. The crew hammered the pipe on line and grade. After the hammering was complete, the crew used an Auger Boring Machine to clean the casing.
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