Microtunneling Large Diameter Sewer May Be the Best Option for You
Prepared for the 2013 NC AWWA-WEA Annual Conference by Christopher L. Windley, PE, McKim & Creed, Inc.;
Joshua P. Farmer, PE and Stephen D. Leitch, PE, Hazen & Sawyer, PC
You’re designing a large diameter parallel gravity interceptor, up to 72 inch, in deep, wet conditions along an alignment that requires several crossings under City Streets, NCDOT highways, railroad tracks and railroad bridges… which crossing installation method are you going to use? We were faced with this question going into Phase I of the Crabtree Basin Wastewater System Improvements project for the City of Raleigh Public Utilities Department (CORPUD).