Detailed Soil Surveys are Essential for Successful Projects

• Alignment and Depth Can be Adjusted for Better Construction

• Water Table Considerations

•  Probability of Rocks Larger than 30% OD of Pipe

•  Shaft Soil conditions are Necessary for Shaft Design and Location

•  Poor Strength of Soil Behind the Jacking Frame Push Block      May Require that the Soil be Improved with Grout

•  Fines analysis is important for slurry type machines to determine slurry / water separation equipment needs

Clay Pipe Since 1906

Slurry Microtunneling