EFSDS Middlebelt Transport Storage Tunnel Project Overview

​The project will consist of the construction of approximately 7,700 lineal feet of 9’-0” dia. tunnel to provide additional sewage capacity for the existing Farmington gravity sewer interceptor located on Middlebelt Road between 13 Mile Road and I-696. The tunnel will vary in depth from 40’ to 80’ below the surface of Middlebelt Road and will have a storage volume of 3.7 million gallons. Wade, Trim, Inc.  has been selected as the design engineer for the project. Construction is anticipated to begin in the fall of 2012. Tom Maxwell, P.E., is the WRC engineer assigned to the project. The estimated project cost is $46,000,000 and will be financed through the State Revolving Fund (SRF).