Slurry Microtunneling in Alluvial Soils and 25k Rock

Prepared for the North American Society for Trenchless Technology (NASTT) 2014 No-Dig Show by Chris L. Windley, P.E., McKim & Creed, Inc.; Stephen D. Leitch, P.E., Hazen and Sawyer, P.C.; and Joshua P. Farmer, P.E., Hazen and Sawyer, P.C.

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Project Background


City of Raleigh System-Wide Capacity Study
– 10-year Storm Basis
– Generated Detailed CIP

Crabtree Parallel Interceptor Required to:
– Correct Identified Hydraulic Restrictions
– Accommodate Future Flows up to 2030
– Minimize SSO’s