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