A Grand Ole Operation

Nashville, Tennessee - One of the largest diameter pipelines installed in Tennessee uses some of the largest PCCP we’ve ever produced.

Challenge

Create a new treatment plant outfall line to serve the central wastewater treatment plant being expanded by the Metro Water & Sewage Treatment Dept.

Solution

Install 1,214 lineal feet of 144-inch diameter PCCP, along with 270 feet of 84-inch PCCP for a connecting diffuser pipeline, 15 feet under the Cumberland River.

Result

$3.3 million outfall project is able to carry up to 330 million gallons of treated sewage water daily—adding enough treatment capacity to serve Nashville’s needs through the year 2035.